gitea-mirror/basic-computer-games
1
0
Fork 0
mirror of https://github.com/coding-horror/basic-computer-games.git synced 2026-01-02 08:10:45 -08:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #68 from journich/main

Browse Source 
Cleanup and Standardize
This commit is contained in:
Jeff Atwood
2021-02-21 23:00:11 -08:00
committed by GitHub
parent 14e4400390 3279891f9b
commit 9e8b79dfca
18 changed files with 318 additions and 308 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
.gitignore vendored
View File

@@ -1,4 +0,0 @@
/**/obj/
/**/.vs/
/**/bin/
/**/*.user

62
01 Acey Ducey/java/src/aceyducey/AceyDucey.java → 01 Acey Ducey/java/src/AceyDucey.java
View File

@@ -1,15 +1,12 @@
package aceyducey;
import java.util.Scanner;
/**
* Game of AceyDucey
*
* <p>
* Based on the Basic game of AceyDucey here
* https://github.com/coding-horror/basic-computer-games/blob/main/01%20Acey%20Ducey/aceyducey.bas
* Note: The idea was to create a version of this 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class AceyDucey {
@@ -32,10 +29,10 @@ public class AceyDucey {
private boolean gameOver = false;
// Used for keyboard input
private Scanner kbScanner;
private final Scanner kbScanner;
// Constant value for cards from a deck - 2 lowest, 14 (Ace) highest
public static final int LOW_CARD_RANGE =2;
public static final int LOW_CARD_RANGE = 2;
public static final int HIGH_CARD_RANGE = 14;
public AceyDucey() {
@@ -58,7 +55,7 @@ public class AceyDucey {
String playAgain = kbScanner.next().toUpperCase();
System.out.println();
System.out.println();
if(playAgain.equals("YES")) {
if (playAgain.equals("YES")) {
return true;
} else {
System.out.println("O.K., HOPE YOU HAD FUN!");
@@ -71,9 +68,8 @@ public class AceyDucey {
public void play() {
// Keep playing hands until player runs out of cash
// which sets gameover to true
do {
if(firstTimePlaying) {
if (firstTimePlaying) {
intro();
firstTimePlaying = false;
}
@@ -81,17 +77,17 @@ public class AceyDucey {
drawCards();
displayCards();
int betAmount = getBet();
this.playersCard = randomCard();
playersCard = randomCard();
displayPlayerCard();
if(playerWon()) {
if (playerWon()) {
System.out.println("YOU WIN!!");
this.playerAmount += betAmount;
playerAmount += betAmount;
} else {
System.out.println("SORRY, YOU LOSE");
this.playerAmount -= betAmount;
playerAmount -= betAmount;
// Player run out of money?
if(this.playerAmount <=0) {
this.gameOver = true;
if (playerAmount <= 0) {
gameOver = true;
}
}
@@ -102,18 +98,14 @@ public class AceyDucey {
// to win a players card has to be in the range of the first and second dealer
// drawn cards inclusive of first and second cards.
private boolean playerWon() {
if((this.playersCard.getValue() >= this.firstCard.getValue())
&& this.playersCard.getValue() <= this.secondCard.getValue()) {
// winner
return true;
}
return false;
// winner
return (playersCard.getValue() >= firstCard.getValue())
&& playersCard.getValue() <= secondCard.getValue();
}
private void displayPlayerCard() {
System.out.println(this.playersCard.getName());
System.out.println(playersCard.getName());
}
// Get the players bet, and return the amount
@@ -121,16 +113,16 @@ public class AceyDucey {
// method will loop until a valid bet is entered.
private int getBet() {
boolean validBet = false;
int amount = 0;
int amount;
do {
System.out.print("WHAT IS YOUR BET ");
amount = kbScanner.nextInt();
if(amount == 0) {
if (amount == 0) {
System.out.println("CHICKEN!!");
validBet = true;
} else if(amount > this.playerAmount) {
} else if (amount > playerAmount) {
System.out.println("SORRY, MY FRIEND, BUT YOU BET TOO MUCH.");
System.out.println("YOU HAVE ONLY " + this.playerAmount + " DOLLARS TO BET.");
System.out.println("YOU HAVE ONLY " + playerAmount + " DOLLARS TO BET.");
} else {
validBet = true;
}
@@ -140,13 +132,13 @@ public class AceyDucey {
}
private void displayBalance() {
System.out.println("YOU NOW HAVE " + this.playerAmount + " DOLLARS.");
System.out.println("YOU NOW HAVE " + playerAmount + " DOLLARS.");
}
private void displayCards() {
System.out.println("HERE ARE YOUR NEXT TWO CARDS: ");
System.out.println(this.firstCard.getName());
System.out.println(this.secondCard.getName());
System.out.println(firstCard.getName());
System.out.println(secondCard.getName());
}
// Draw two dealer cards, and save them for later use.
@@ -154,9 +146,9 @@ public class AceyDucey {
private void drawCards() {
do {
this.firstCard = randomCard();
this.secondCard = randomCard();
} while(this.firstCard.getValue() >= this.secondCard.getValue());
firstCard = randomCard();
secondCard = randomCard();
} while (firstCard.getValue() >= secondCard.getValue());
}
// Creates a random card

10
01 Acey Ducey/java/src/aceyducey/Game.java → 01 Acey Ducey/java/src/AceyDuceyGame.java
View File

@@ -1,20 +1,16 @@
package aceyducey;
/**
* This class is used to invoke the game.
*
*/
public class Game {
private static AceyDucey game;
public class AceyDuceyGame {
public static void main(String[] args) {
boolean keepPlaying = true;
boolean keepPlaying;
AceyDucey game = new AceyDucey();
// Keep playing game until infinity or the player loses
do {
game = new AceyDucey();
game.play();
System.out.println();
System.out.println();

4
01 Acey Ducey/java/src/aceyducey/Card.java → 01 Acey Ducey/java/src/Card.java
View File

@@ -1,5 +1,3 @@
package aceyducey;
/**
* A card from a deck - the value is between 2-14 to cover
* cards with a face value of 2-9 and then a Jack, Queen, King, and Ace
@@ -14,7 +12,7 @@ public class Card {
private void init(int value) {
this.value = value;
if(value <11) {
if (value < 11) {
this.name = String.valueOf(value);
} else {
switch (value) {

109
11 Bombardment/java/src/Bombardment.java
View File

@@ -3,12 +3,12 @@ import java.util.Scanner;
/**
* Game of Bombardment
*
* <p>
* Based on the Basic game of Bombardment here
* https://github.com/coding-horror/basic-computer-games/blob/main/11%20Bombardment/bombardment.bas
*
* Note: The idea was to create a version of this 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
* <p>
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Bombardment {
@@ -28,11 +28,11 @@ public class Bombardment {
private GAME_STATE gameState;
public static final String[] PLAYER_HIT_MESSAGES = { "ONE DOWN, THREE TO GO.",
"TWO DOWN, TWO TO GO.", "THREE DOWN, ONE TO GO." };
public static final String[] PLAYER_HIT_MESSAGES = {"ONE DOWN, THREE TO GO.",
"TWO DOWN, TWO TO GO.", "THREE DOWN, ONE TO GO."};
public static final String[] COMPUTER_HIT_MESSAGES = {"YOU HAVE ONLY THREE OUTPOSTS LEFT.",
"YOU HAVE ONLY TWO OUTPOSTS LEFT.", "YOU HAVE ONLY ONE OUTPOST LEFT." };
"YOU HAVE ONLY TWO OUTPOSTS LEFT.", "YOU HAVE ONLY ONE OUTPOST LEFT."};
private HashSet<Integer> computersPlatoons;
private HashSet<Integer> playersPlatoons;
@@ -44,7 +44,7 @@ public class Bombardment {
public Bombardment() {
this.gameState = GAME_STATE.STARTING;
gameState = GAME_STATE.STARTING;
// Initialise kb scanner
kbScanner = new Scanner(System.in);
@@ -56,19 +56,19 @@ public class Bombardment {
public void play() {
do {
switch (this.gameState) {
switch (gameState) {
// Show an introduction the first time the game is played.
case STARTING:
init();
intro();
this.gameState = GAME_STATE.DRAW_BATTLEFIELD;
gameState = GAME_STATE.DRAW_BATTLEFIELD;
break;
// Enter the players name
case DRAW_BATTLEFIELD:
drawBattlefield();
this.gameState = GAME_STATE.GET_PLAYER_CHOICES;
gameState = GAME_STATE.GET_PLAYER_CHOICES;
break;
// Get the players 4 locations for their platoons
@@ -76,35 +76,35 @@ public class Bombardment {
String playerChoices = displayTextAndGetInput("WHAT ARE YOUR FOUR POSITIONS? ");
// Store the 4 player choices that were entered separated with commas
for(int i=0; i<PLATOONS; i++) {
playersPlatoons.add(getDelimitedValue(playerChoices,i));
for (int i = 0; i < PLATOONS; i++) {
playersPlatoons.add(getDelimitedValue(playerChoices, i));
}
this.gameState = GAME_STATE.PLAYERS_TURN;
gameState = GAME_STATE.PLAYERS_TURN;
break;
// Players turn to pick a location
case PLAYERS_TURN:
int firePosition = getDelimitedValue(
displayTextAndGetInput("WHERE DO YOU WISH TO FIRE YOUR MISSILE? "),0);
displayTextAndGetInput("WHERE DO YOU WISH TO FIRE YOUR MISSILE? "), 0);
if(didPlayerHitComputerPlatoon(firePosition)) {
if (didPlayerHitComputerPlatoon(firePosition)) {
// Player hit a player platoon
int hits = updatePlayerHits(firePosition);
// How many hits has the player made?
if(hits != PLATOONS) {
if (hits != PLATOONS) {
showPlayerProgress(hits);
this.gameState = GAME_STATE.COMPUTER_TURN;
gameState = GAME_STATE.COMPUTER_TURN;
} else {
// Player has obtained 4 hits, they win
this.gameState = GAME_STATE.PLAYER_WON;
gameState = GAME_STATE.PLAYER_WON;
}
} else {
// Player missed
System.out.println("HA, HA YOU MISSED. MY TURN NOW:");
System.out.println();
this.gameState = GAME_STATE.COMPUTER_TURN;
gameState = GAME_STATE.COMPUTER_TURN;
}
break;
@@ -114,25 +114,25 @@ public class Bombardment {
// Computer takes a guess of a location
int computerFirePosition = uniqueComputerGuess();
if(didComputerHitPlayerPlatoon(computerFirePosition)) {
if (didComputerHitPlayerPlatoon(computerFirePosition)) {
// Computer hit a player platoon
int hits = updateComputerHits(computerFirePosition);
// How many hits has the computer made?
if(hits != PLATOONS) {
if (hits != PLATOONS) {
showComputerProgress(hits, computerFirePosition);
this.gameState = GAME_STATE.PLAYERS_TURN;
gameState = GAME_STATE.PLAYERS_TURN;
} else {
// Computer has obtained 4 hits, they win
System.out.println("YOU'RE DEAD. YOUR LAST OUTPOST WAS AT " + computerFirePosition
+ ". HA, HA, HA.");
this.gameState = GAME_STATE.PLAYER_LOST;
gameState = GAME_STATE.PLAYER_LOST;
}
} else {
// Computer missed
System.out.println("I MISSED YOU, YOU DIRTY RAT. I PICKED " + computerFirePosition
+ ". YOUR TURN:");
System.out.println();
this.gameState = GAME_STATE.PLAYERS_TURN;
gameState = GAME_STATE.PLAYERS_TURN;
}
break;
@@ -141,37 +141,36 @@ public class Bombardment {
case PLAYER_WON:
System.out.println("YOU GOT ME, I'M GOING FAST. BUT I'LL GET YOU WHEN");
System.out.println("MY TRANSISTO&S RECUP%RA*E!");
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
break;
case PLAYER_LOST:
System.out.println("BETTER LUCK NEXT TIME.");
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
break;
// GAME_OVER State does not specifically have a case
}
} while (this.gameState != GAME_STATE.GAME_OVER);
} while (gameState != GAME_STATE.GAME_OVER);
}
/**
* Calculate computer guess. Make that the computer does not guess the same
* location twice
*
* @return location of the computers guess that has not been guessed previously
* @return location of the computers guess that has not been guessed previously
*/
private int uniqueComputerGuess() {
boolean validGuess = false;
int computerGuess;
do
{
do {
computerGuess = randomNumber();
if(!computersGuesses.contains(computerGuess)) {
if (!computersGuesses.contains(computerGuess)) {
validGuess = true;
}
} while(!validGuess);
} while (!validGuess);
computersGuesses.add(computerGuess);
@@ -185,7 +184,6 @@ public class Bombardment {
* until all four are in the hashset
*
* @return 4 locations of computers platoons
*
*/
private HashSet<Integer> computersChosenPlatoons() {
@@ -198,19 +196,20 @@ public class Bombardment {
tempPlatoons.add(randomNumber());
// All four created?
if(tempPlatoons.size() == PLATOONS) {
if (tempPlatoons.size() == PLATOONS) {
// Exit when we have created four
allPlatoonsAdded = true;
}
} while(!allPlatoonsAdded);
} while (!allPlatoonsAdded);
return tempPlatoons;
}
/**
* Shows a different message for each number of hits
*
* @param hits total number of hits by player on computer
* @param hits total number of hits by player on computer
*/
private void showPlayerProgress(int hits) {
@@ -221,7 +220,7 @@ public class Bombardment {
/**
* Shows a different message for each number of hits
*
* @param hits total number of hits by computer on player
* @param hits total number of hits by computer on player
*/
private void showComputerProgress(int hits, int lastGuess) {
@@ -231,42 +230,42 @@ public class Bombardment {
/**
* Prints a message from the passed array based on the value of hits
* @param hits - number of hits the player or computer has made
*
* @param hits - number of hits the player or computer has made
* @param messages - an array of string with messages
*/
private void showProgress(int hits, String[] messages) {
System.out.println(messages[hits-1]);
System.out.println(messages[hits - 1]);
}
/**
*
* Update a player hit - adds a hit the player made on the computers platoon.
*
* @param fireLocation - computer location that got hit
* @return number of hits the player has inflicted on the computer in total
*/
private int updatePlayerHits(int fireLocation) {
// N.B. only removes if present, so its redundant to check if it exists first
this.computersPlatoons.remove(fireLocation);
computersPlatoons.remove(fireLocation);
// return number of hits in total
return PLATOONS - this.computersPlatoons.size();
return PLATOONS - computersPlatoons.size();
}
/**
*
* Update a computer hit - adds a hit the computer made on the players platoon.
*
* @param fireLocation - player location that got hit
* @return number of hits the player has inflicted on the computer in total
*/
private int updateComputerHits(int fireLocation) {
// N.B. only removes if present, so its redundant to check if it exists first
this.playersPlatoons.remove(fireLocation);
playersPlatoons.remove(fireLocation);
// return number of hits in total
return PLATOONS - this.playersPlatoons.size();
return PLATOONS - playersPlatoons.size();
}
/**
@@ -276,7 +275,7 @@ public class Bombardment {
* @return true if a computer platoon was at that position
*/
private boolean didPlayerHitComputerPlatoon(int fireLocation) {
return this.computersPlatoons.contains(fireLocation);
return computersPlatoons.contains(fireLocation);
}
/**
@@ -286,22 +285,20 @@ public class Bombardment {
* @return true if a players platoon was at that position
*/
private boolean didComputerHitPlayerPlatoon(int fireLocation) {
return this.playersPlatoons.contains(fireLocation);
return playersPlatoons.contains(fireLocation);
}
/**
* Draw the battlefield grid
*
*/
private void drawBattlefield() {
for(int i=1; i<MAX_GRID_SIZE+1; i+= 5) {
System.out.printf("%-2s %-2s %-2s %-2s %-2s %n", i, i+1, i+2, i+3, i+4);
for (int i = 1; i < MAX_GRID_SIZE + 1; i += 5) {
System.out.printf("%-2s %-2s %-2s %-2s %-2s %n", i, i + 1, i + 2, i + 3, i + 4);
}
}
/**
* Basic information about the game
*
*/
private void intro() {
System.out.println("BOMBARDMENT");
@@ -327,12 +324,12 @@ public class Bombardment {
private void init() {
// Create four locations for the computers platoons.
this.computersPlatoons = computersChosenPlatoons();
computersPlatoons = computersChosenPlatoons();
// Players platoons.
this.playersPlatoons = new HashSet<>();
playersPlatoons = new HashSet<>();
this.computersGuesses = new HashSet<>();
computersGuesses = new HashSet<>();
}
/**

82
18 Bullseye/java/src/Bullseye.java
View File

@@ -1,15 +1,26 @@
import java.util.ArrayList;
import java.util.Scanner;
/**
* Game of Bullseye
* <p>
* Based on the Basic game of Bullseye here
* https://github.com/coding-horror/basic-computer-games/blob/main/18%20Bullseye/bullseye.bas
* <p>
* Note: The idea was to create a version of 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Bullseye {
// Used for formatting output
public static final int FIRST_IDENT = 10;
public static final int SECOND_IDENT = 30;
public static final int THIRD_INDENT = 30;
public static final double[] SHOT_ONE = new double[] { .65, .55, .5, .5};
public static final double[] SHOT_TWO = new double[] { .99, .77, .43,.01};
public static final double[] SHOT_THREE = new double[] { .95, .75, .45, .05 };
// Used to decide throw result
public static final double[] SHOT_ONE = new double[]{.65, .55, .5, .5};
public static final double[] SHOT_TWO = new double[]{.99, .77, .43, .01};
public static final double[] SHOT_THREE = new double[]{.95, .75, .45, .05};
private enum GAME_STATE {
STARTING,
@@ -20,14 +31,12 @@ public class Bullseye {
private GAME_STATE gameState;
private ArrayList<Player> players;
private final ArrayList<Player> players;
private Shot[] shots;
private final Shot[] shots;
// Used for keyboard input
private Scanner kbScanner;
private int numberOfPlayers;
private final Scanner kbScanner;
private int round;
@@ -49,7 +58,6 @@ public class Bullseye {
/**
* Main game loop
*
*/
public void play() {
@@ -65,10 +73,10 @@ public class Bullseye {
// Start the game, set the number of players, names and round
case START_GAME:
this.numberOfPlayers = chooseNumberOfPlayers();
int numberOfPlayers = chooseNumberOfPlayers();
for(int i=0; i<this.numberOfPlayers; i++) {
String name = displayTextAndGetInput("NAME OF PLAYER #" + (i+1) + "? ");
for (int i = 0; i < numberOfPlayers; i++) {
String name = displayTextAndGetInput("NAME OF PLAYER #" + (i + 1) + "? ");
Player player = new Player(name);
this.players.add(player);
}
@@ -85,8 +93,7 @@ public class Bullseye {
System.out.println("=======");
// Each player takes their turn
for(int i=0; i<players.size(); i++) {
Player player = players.get(i);
for (Player player : players) {
int playerThrow = getPlayersThrow(player);
int points = calculatePlayerPoints(playerThrow);
player.addScore(points);
@@ -96,11 +103,10 @@ public class Bullseye {
boolean foundWinner = false;
// Check if any player won
for(int i=0; i<players.size(); i++) {
Player thePlayer = players.get(i);
for (Player thePlayer : players) {
int score = thePlayer.getScore();
if(score >=200) {
if(!foundWinner) {
if (score >= 200) {
if (!foundWinner) {
System.out.println("WE HAVE A WINNER!!");
System.out.println();
foundWinner = true;
@@ -110,7 +116,7 @@ public class Bullseye {
}
}
if(foundWinner) {
if (foundWinner) {
System.out.println("THANKS FOR THE GAME.");
gameState = GAME_STATE.GAME_OVER;
} else {
@@ -120,12 +126,11 @@ public class Bullseye {
break;
}
} while(gameState != GAME_STATE.GAME_OVER);
} while (gameState != GAME_STATE.GAME_OVER);
}
/**
* Display info about the game
*
*/
private void intro() {
System.out.println("BULLSEYE");
@@ -136,7 +141,7 @@ public class Bullseye {
System.out.println("TO GET 200 POINTS.");
System.out.println();
System.out.println(paddedString("THROW", "DESCRIPTION", "PROBABLE SCORE"));
System.out.println(paddedString("1", "FAST OVERARM","BULLSEYE OR COMPLETE MISS"));
System.out.println(paddedString("1", "FAST OVERARM", "BULLSEYE OR COMPLETE MISS"));
System.out.println(paddedString("2", "CONTROLLED OVERARM", "10, 20 OR 30 POINTS"));
System.out.println(paddedString("3", "UNDERARM", "ANYTHING"));
}
@@ -151,16 +156,16 @@ public class Bullseye {
private int calculatePlayerPoints(int playerThrow) {
// -1 is because of 0 base Java array
double p1 = this.shots[playerThrow-1].getShot(0);
double p2 = this.shots[playerThrow-1].getShot(1);
double p3 = this.shots[playerThrow-1].getShot(2);
double p4 = this.shots[playerThrow-1].getShot(3);
double p1 = this.shots[playerThrow - 1].getShot(0);
double p2 = this.shots[playerThrow - 1].getShot(1);
double p3 = this.shots[playerThrow - 1].getShot(2);
double p4 = this.shots[playerThrow - 1].getShot(3);
double random = Math.random();
int points;
if(random >= p1) {
if (random >= p1) {
System.out.println("BULLSEYE!! 40 POINTS!");
points = 40;
// If the throw was 1 (bullseye or missed, then make it missed
@@ -170,13 +175,13 @@ public class Bullseye {
} else if (playerThrow == 1) {
System.out.println("MISSED THE TARGET! TOO BAD.");
points = 0;
} else if(random >= p2) {
} else if (random >= p2) {
System.out.println("30-POINT ZONE!");
points = 30;
} else if(random >= p3) {
} else if (random >= p3) {
System.out.println("20-POINT ZONE");
points = 20;
} else if(random >= p4) {
} else if (random >= p4) {
System.out.println("WHEW! 10 POINTS.");
points = 10;
} else {
@@ -190,23 +195,23 @@ public class Bullseye {
/**
* Get players shot 1,2, or 3 - ask again if invalid input
*
* @param player
* @return 1,2, or 3 indicating the players shot
* @param player the player we are calculating the throw on
* @return 1, 2, or 3 indicating the players shot
*/
private int getPlayersThrow(Player player) {
boolean inputCorrect = false;
String theThrow;
do {
theThrow = displayTextAndGetInput(player.getName() + "'S THROW ");
if(theThrow.equals("1") || theThrow.equals("2") || theThrow.equals("3")) {
if (theThrow.equals("1") || theThrow.equals("2") || theThrow.equals("3")) {
inputCorrect = true;
} else {
System.out.println("INPUT 1, 2, OR 3!");
}
} while(!inputCorrect);
} while (!inputCorrect);
return Integer.valueOf(theThrow);
return Integer.parseInt(theThrow);
}
@@ -217,8 +222,9 @@ public class Bullseye {
*/
private int chooseNumberOfPlayers() {
return Integer.valueOf((displayTextAndGetInput("HOW MANY PLAYERS? ")));
return Integer.parseInt((displayTextAndGetInput("HOW MANY PLAYERS? ")));
}
/*
* Print a message on the screen, then accept input from Keyboard.
*
@@ -234,9 +240,9 @@ public class Bullseye {
* Format three strings to a given number of spaces
* Replacing the original basic code which used tabs
*
* @param first String to print in pos 1
* @param first String to print in pos 1
* @param second String to print in pos 2
* @param third String to print in pos 3
* @param third String to print in pos 3
* @return formatted string
*/
private String paddedString(String first, String second, String third) {

3
18 Bullseye/java/src/Player.java
View File

@@ -4,7 +4,8 @@
*/
public class Player {
private String name;
private final String name;
private int score;
Player(String name) {

4
18 Bullseye/java/src/Shot.java
View File

@@ -10,9 +10,7 @@ public class Shot {
// Array of doubles are passed for a specific type of shot
Shot(double[] shots) {
chances = new double[shots.length];
for(int i=0; i<shots.length; i++) {
chances[i] = shots[i];
}
System.arraycopy(shots, 0, chances, 0, shots.length);
}
public double getShot(int index) {

54
25 Chief/java/src/Chief.java
View File

@@ -1,6 +1,15 @@
import java.util.Arrays;
import java.util.Scanner;
/**
* Game of Chief
* <p>
* Based on the Basic game of Hurkle here
* https://github.com/coding-horror/basic-computer-games/blob/main/25%20Chief/chief.bas
* <p>
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Chief {
private enum GAME_STATE {
@@ -14,6 +23,7 @@ public class Chief {
private GAME_STATE gameState;
// The number the computer determines to be the players starting number
private double calculatedNumber;
// Used for keyboard input
@@ -43,7 +53,7 @@ public class Chief {
// show an message to start
case READY_TO_START:
if(!yesEntered(displayTextAndGetInput("ARE YOU READY TO TAKE THE TEST YOU CALLED ME OUT FOR? "))) {
if (!yesEntered(displayTextAndGetInput("ARE YOU READY TO TAKE THE TEST YOU CALLED ME OUT FOR? "))) {
System.out.println("SHUT UP, PALE FACE WITH WISE TONGUE.");
}
@@ -57,17 +67,17 @@ public class Chief {
displayTextAndGetInput(" WHAT DO YOU HAVE? "));
// Exact same formula used in the original game to calculate the players original number
this.calculatedNumber = (playerNumber +1-5)*5/8*5-3;
calculatedNumber = (playerNumber + 1 - 5) * 5 / 8 * 5 - 3;
this.gameState = GAME_STATE.CALCULATE_AND_SHOW;
gameState = GAME_STATE.CALCULATE_AND_SHOW;
break;
// Enter the number to be used to calculate
case CALCULATE_AND_SHOW:
if(yesEntered(
displayTextAndGetInput("I BET YOUR NUMBER WAS " + this.calculatedNumber
+ ". AM I RIGHT? "))) {
this.gameState = GAME_STATE.END_GAME;
if (yesEntered(
displayTextAndGetInput("I BET YOUR NUMBER WAS " + calculatedNumber
+ ". AM I RIGHT? "))) {
gameState = GAME_STATE.END_GAME;
} else {
// Player did not agree, so show the breakdown
@@ -76,27 +86,27 @@ public class Chief {
double f = number + 3;
double g = f / 5;
double h = g * 8;
double i = h/5 + 5;
double j = i -1;
double i = h / 5 + 5;
double j = i - 1;
System.out.println("SO YOU THINK YOU'RE SO SMART, EH?");
System.out.println("NOW WATCH.");
System.out.println(number +" PLUS 3 EQUALS " + f + ". THIS DIVIDED BY 5 EQUALS " + g);
System.out.println("THIS TIMES 8 EQUALS " + h + ". IF WE DIVIDE BY 5 AND ADD 5,");
System.out.println(number + " PLUS 3 EQUALS " + f + ". DIVIDED BY 5 EQUALS " + g);
System.out.println("TIMES 8 EQUALS " + h + ". IF WE DIVIDE BY 5 AND ADD 5,");
System.out.println("WE GET " + i + ", WHICH, MINUS 1, EQUALS " + j + ".");
if(yesEntered(displayTextAndGetInput("NOW DO YOU BELIEVE ME? "))) {
this.gameState = GAME_STATE.END_GAME;
if (yesEntered(displayTextAndGetInput("NOW DO YOU BELIEVE ME? "))) {
gameState = GAME_STATE.END_GAME;
} else {
// Time for a lightning bolt.
System.out.println("YOU HAVE MADE ME MAD!!!");
System.out.println("THERE MUST BE A GREAT LIGHTNING BOLT!");
System.out.println();
for(int x=30; x>=22; x--) {
for (int x = 30; x >= 22; x--) {
System.out.println(tabbedSpaces(x) + "X X");
}
System.out.println(tabbedSpaces(21) + "X XXX");
System.out.println(tabbedSpaces(20) + "X X");
System.out.println(tabbedSpaces(19) + "XX X");
for(int y=20; y>=13; y--) {
for (int y = 20; y >= 13; y--) {
System.out.println(tabbedSpaces(y) + "X X");
}
System.out.println(tabbedSpaces(12) + "XX");
@@ -106,7 +116,7 @@ public class Chief {
System.out.println("#########################");
System.out.println();
System.out.println("I HOPE YOU BELIEVE ME NOW, FOR YOUR SAKE!!");
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
}
}
@@ -115,7 +125,7 @@ public class Chief {
// Sign off message for cases where the Chief is not upset
case END_GAME:
System.out.println("BYE!!!");
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
break;
// GAME_OVER State does not specifically have a case
@@ -134,14 +144,14 @@ public class Chief {
Arrays.fill(repeat, ' ');
return new String(repeat);
}
private void instructions() {
System.out.println(" TAKE A NUMBER AND ADD 3. DIVIDE THIS NUMBER BY 5 AND");
System.out.println(" TAKE A NUMBER AND ADD 3. DIVIDE NUMBER BY 5 AND");
System.out.println("MULTIPLY BY 8. DIVIDE BY 5 AND ADD THE SAME. SUBTRACT 1.");
}
/**
* Basic information about the game
*
*/
private void intro() {
System.out.println("CHIEF");
@@ -165,15 +175,15 @@ public class Chief {
* Returns true if a given string contains at least one of the varargs (2nd parameter).
* Note: Case insensitive comparison.
*
* @param text string to search
* @param text string to search
* @param values varargs of type string containing values to compare
* @return true if one of the varargs arguments was found in text
*/
private boolean stringIsAnyValue(String text, String... values) {
// Cycle through the variable number of values and test each
for(String val:values) {
if(text.equalsIgnoreCase(val)) {
for (String val : values) {
if (text.equalsIgnoreCase(val)) {
return true;
}
}

48
47 Hi-Lo/java/src/HiLo.java
View File

@@ -6,7 +6,7 @@ import java.util.Scanner;
* Based on the Basic game of Hi-Lo here
* https://github.com/coding-horror/basic-computer-games/blob/main/47%20Hi-Lo/hi-lo.bas
*
* Note: The idea was to create a version of this 1970's Basic game in Java, without introducing
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class HiLo {
@@ -24,7 +24,7 @@ public class HiLo {
}
// Used for keyboard input
private Scanner kbScanner;
private final Scanner kbScanner;
// Current game state
private GAME_STATE gameState;
@@ -40,8 +40,8 @@ public class HiLo {
public HiLo() {
this.gameState = GAME_STATE.STARTING;
this.playerAmountWon = 0;
gameState = GAME_STATE.STARTING;
playerAmountWon = 0;
// Initialise kb scanner
kbScanner = new Scanner(System.in);
@@ -66,7 +66,7 @@ public class HiLo {
case START_GAME:
init();
System.out.println("O.K. I HAVE A NUMBER IN MIND.");
this.gameState = GAME_STATE.GUESSING;
gameState = GAME_STATE.GUESSING;
break;
// Player guesses the number until they get it or run out of guesses
@@ -75,21 +75,21 @@ public class HiLo {
// Check if the player guessed the number
if(validateGuess(guess)) {
System.out.println("GOT IT!!!!!!!!!! YOU WIN " + this.computersNumber
System.out.println("GOT IT!!!!!!!!!! YOU WIN " + computersNumber
+ " DOLLARS.");
this.playerAmountWon += this.computersNumber;
playerAmountWon += computersNumber;
System.out.println("YOUR TOTAL WINNINGS ARE NOW "
+ this.playerAmountWon + " DOLLARS.");
this.gameState = GAME_STATE.PLAY_AGAIN;
+ playerAmountWon + " DOLLARS.");
gameState = GAME_STATE.PLAY_AGAIN;
} else {
// incorrect guess
this.playersGuesses++;
playersGuesses++;
// Ran out of guesses?
if (this.playersGuesses == MAX_GUESSES) {
if (playersGuesses == MAX_GUESSES) {
System.out.println("YOU BLEW IT...TOO BAD...THE NUMBER WAS "
+ this.computersNumber);
this.playerAmountWon = 0;
this.gameState = GAME_STATE.PLAY_AGAIN;
+ computersNumber);
playerAmountWon = 0;
gameState = GAME_STATE.PLAY_AGAIN;
}
}
break;
@@ -98,11 +98,11 @@ public class HiLo {
case PLAY_AGAIN:
System.out.println();
if(yesEntered(displayTextAndGetInput("PLAY AGAIN (YES OR NO) "))) {
this.gameState = GAME_STATE.START_GAME;
gameState = GAME_STATE.START_GAME;
} else {
// Chose not to play again
System.out.println("SO LONG. HOPE YOU ENJOYED YOURSELF!!!");
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
}
}
} while (gameState != GAME_STATE.GAME_OVER);
@@ -111,17 +111,17 @@ public class HiLo {
/**
* Checks the players guess against the computers randomly generated number
*
* @param theGuess
* @param theGuess the players guess
* @return true if the player guessed correctly, false otherwise
*/
private boolean validateGuess(int theGuess) {
// Correct guess?
if(theGuess == this.computersNumber) {
if(theGuess == computersNumber) {
return true;
}
if(theGuess > this.computersNumber) {
if(theGuess > computersNumber) {
System.out.println("YOUR GUESS IS TOO HIGH.");
} else {
System.out.println("YOUR GUESS IS TOO LOW.");
@@ -131,8 +131,8 @@ public class HiLo {
}
private void init() {
this.playersGuesses = 0;
this.computersNumber = randomNumber();
playersGuesses = 0;
computersNumber = randomNumber();
}
public void intro() {
@@ -140,7 +140,7 @@ public class HiLo {
System.out.println("CREATIVE COMPUTING MORRISTOWN, NEW JERSEY");
System.out.println();
System.out.println();
System.out.println("THIS IS THE GAME OF HI LO.");
System.out.println("IS THE GAME OF HI LO.");
System.out.println();
System.out.println("YOU WILL HAVE 6 TRIES TO GUESS THE AMOUNT OF MONEY IN THE");
System.out.println("HI LO JACKPOT, WHICH IS BETWEEN 1 AND 100 DOLLARS. IF YOU");
@@ -155,7 +155,7 @@ public class HiLo {
* @return players guess as an int
*/
private int playerGuess() {
return Integer.valueOf((displayTextAndGetInput("YOUR GUESS? ")));
return Integer.parseInt((displayTextAndGetInput("YOUR GUESS? ")));
}
/**
@@ -165,7 +165,7 @@ public class HiLo {
* @return true of Y or YES was entered, otherwise false
*/
private boolean yesEntered(String text) {
return stringIsAnyValue(text, new String[] {"Y", "YES"});
return stringIsAnyValue(text, "Y", "YES");
}
/**

57
51 Hurkle/java/src/Hurkle.java
View File

@@ -1,6 +1,14 @@
import java.util.ArrayList;
import java.util.Scanner;
/**
* Game of Hurkle
* <p>
* Based on the Basic game of Hurkle here
* https://github.com/coding-horror/basic-computer-games/blob/main/51%20Hurkle/hurkle.bas
* <p>
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Hurkle {
public static final int GRID_SIZE = 10;
@@ -17,7 +25,7 @@ public class Hurkle {
private GAME_STATE gameState;
// Used for keyboard input
private Scanner kbScanner;
private final Scanner kbScanner;
private int guesses;
@@ -54,32 +62,32 @@ public class Hurkle {
// Start the game, set the number of players, names and round
case START_GAME:
this.hurkleXPos = randomNumber();
this.hurkleYPos = randomNumber();
System.out.println("HURKLE AT : " + this.hurkleXPos + "," + this.hurkleYPos);
hurkleXPos = randomNumber();
hurkleYPos = randomNumber();
System.out.println("HURKLE AT : " + hurkleXPos + "," + hurkleYPos);
this.guesses = 1;
guesses = 1;
gameState = GAME_STATE.GUESSING;
break;
// Guess an x,y position of the hurkle
case GUESSING:
String guess = displayTextAndGetInput("GUESS #" + this.guesses + "? ");
this.playerGuessXPos = getDelimitedValue(guess, 0);
this.playerGuessYPos = getDelimitedValue(guess, 1);
String guess = displayTextAndGetInput("GUESS #" + guesses + "? ");
playerGuessXPos = getDelimitedValue(guess, 0);
playerGuessYPos = getDelimitedValue(guess, 1);
if (foundHurkle()) {
this.gameState = GAME_STATE.PLAY_AGAIN;
gameState = GAME_STATE.PLAY_AGAIN;
} else {
showDirectionOfHurkle();
this.guesses++;
if(this.guesses > MAX_GUESSES) {
guesses++;
if (guesses > MAX_GUESSES) {
System.out.println("SORRY, THAT'S "
+ MAX_GUESSES + " GUESSES.");
System.out.println("THE HURKLE IS AT "
+ this.hurkleXPos + "," + this.hurkleYPos);
+ hurkleXPos + "," + hurkleYPos);
System.out.println();
this.gameState = GAME_STATE.PLAY_AGAIN;
gameState = GAME_STATE.PLAY_AGAIN;
}
}
@@ -88,7 +96,7 @@ public class Hurkle {
case PLAY_AGAIN:
System.out.println("LET'S PLAY AGAIN, HURKLE IS HIDING.");
System.out.println();
this.gameState = GAME_STATE.START_GAME;
gameState = GAME_STATE.START_GAME;
break;
}
// Effectively an endless loop because the game never quits as per
@@ -98,31 +106,30 @@ public class Hurkle {
private void showDirectionOfHurkle() {
System.out.print("GO ");
if(this.playerGuessYPos == this.hurkleYPos) {
if (playerGuessYPos == hurkleYPos) {
// don't print North or South because the player has chosen the
// same y grid pos as the hurkle
} else if (this.playerGuessYPos < this.hurkleYPos) {
} else if (playerGuessYPos < hurkleYPos) {
System.out.print("NORTH");
} else if(this.playerGuessYPos > this.hurkleYPos) {
} else if (playerGuessYPos > hurkleYPos) {
System.out.print("SOUTH");
}
if(this.playerGuessXPos == this.hurkleXPos) {
if (playerGuessXPos == hurkleXPos) {
// don't print East or West because the player has chosen the
// same x grid pos as the hurkle
} else if(this.playerGuessXPos < this.hurkleXPos) {
} else if (playerGuessXPos < hurkleXPos) {
System.out.print("EAST");
} else if(this.playerGuessXPos > this.hurkleXPos) {
} else if (playerGuessXPos > hurkleXPos) {
System.out.print("WEST");
}
System.out.println();
return;
}
private boolean foundHurkle() {
if ((this.playerGuessXPos - this.hurkleXPos)
- (this.playerGuessYPos - this.hurkleYPos) == 0) {
System.out.println("YOU FOUND HIM IN " + this.guesses + " GUESSES.");
if ((playerGuessXPos - hurkleXPos)
- (playerGuessYPos - hurkleYPos) == 0) {
System.out.println("YOU FOUND HIM IN " + guesses + " GUESSES.");
return true;
}

4
51 Hurkle/java/src/HurkleGame.java
View File

@@ -1,7 +1,7 @@
public class HurkleGame {
public static void main(String[] args) {
Hurkle hurkle = new Hurkle();
hurkle.play();
Hurkle hurkle = new Hurkle();
hurkle.play();
}
}

116
69 Pizza/java/src/Pizza.java
View File

@@ -1,5 +1,14 @@
import java.util.Scanner;
/**
* Game of Pizza
* <p>
* Based on the Basic game of Hurkle here
* https://github.com/coding-horror/basic-computer-games/blob/main/69%20Pizza/pizza.bas
* <p>
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Pizza {
private final int MAX_DELIVERIES = 5;
@@ -17,11 +26,11 @@ public class Pizza {
}
// houses that can order pizza
private final char[] houses = new char[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
private final char[] houses = new char[]{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
'J', 'K', 'L', 'M', 'N', 'O', 'P'};
// size of grid
private final int[] gridPos = new int[] { 1, 2, 3, 4};
private final int[] gridPos = new int[]{1, 2, 3, 4};
private GAME_STATE gameState;
@@ -38,7 +47,7 @@ public class Pizza {
public Pizza() {
this.gameState = GAME_STATE.STARTING;
gameState = GAME_STATE.STARTING;
// Initialise kb scanner
kbScanner = new Scanner(System.in);
@@ -50,40 +59,40 @@ public class Pizza {
public void play() {
do {
switch (this.gameState) {
switch (gameState) {
// Show an introduction the first time the game is played.
case STARTING:
init();
intro();
this.gameState = GAME_STATE.ENTER_NAME;
gameState = GAME_STATE.ENTER_NAME;
break;
// Enter the players name
case ENTER_NAME:
this.playerName = displayTextAndGetInput("WHAT IS YOUR FIRST NAME? ");
System.out.println("HI " + this.playerName + ". IN THIS GAME YOU ARE TO TAKE ORDERS");
playerName = displayTextAndGetInput("WHAT IS YOUR FIRST NAME? ");
System.out.println("HI " + playerName + ". IN GAME YOU ARE TO TAKE ORDERS");
System.out.println("FOR PIZZAS. THEN YOU ARE TO TELL A DELIVERY BOY");
System.out.println("WHERE TO DELIVER THE ORDERED PIZZAS.");
System.out.println();
this.gameState = GAME_STATE.DRAW_MAP;
gameState = GAME_STATE.DRAW_MAP;
break;
// Draw the map
case DRAW_MAP:
drawMap();
this.gameState = GAME_STATE.MORE_DIRECTIONS;
gameState = GAME_STATE.MORE_DIRECTIONS;
break;
// need more directions (how to play) ?
case MORE_DIRECTIONS:
extendedIntro();
String moreInfo = displayTextAndGetInput("DO YOU NEED MORE DIRECTIONS? ");
if(!yesOrNoEntered(moreInfo)) {
if (!yesOrNoEntered(moreInfo)) {
System.out.println("'YES' OR 'NO' PLEASE, NOW THEN,");
} else {
// More instructions selected
if(yesEntered(moreInfo)) {
if (yesEntered(moreInfo)) {
displayMoreDirections();
// Player understand now?
if (yesEntered(displayTextAndGetInput("UNDERSTAND? "))) {
@@ -91,86 +100,86 @@ public class Pizza {
System.out.println();
System.out.println("GOOD LUCK!!");
System.out.println();
this.gameState = GAME_STATE.START_DELIVER;
gameState = GAME_STATE.START_DELIVER;
} else {
// Not understood, essentially game over
this.gameState = GAME_STATE.TOO_DIFFICULT;
gameState = GAME_STATE.TOO_DIFFICULT;
}
} else {
// no more directions were needed, start delivering pizza
this.gameState = GAME_STATE.START_DELIVER;
gameState = GAME_STATE.START_DELIVER;
}
}
break;
break;
// Too difficult to understand, game over!
case TOO_DIFFICULT:
System.out.println("THIS JOB IS DEFINITELY TOO DIFFICULT FOR YOU. THANKS ANYWAY");
this.gameState = GAME_STATE.GAME_OVER;
System.out.println("JOB IS DEFINITELY TOO DIFFICULT FOR YOU. THANKS ANYWAY");
gameState = GAME_STATE.GAME_OVER;
break;
// Delivering pizza
case START_DELIVER:
// select a random house and "order" a pizza for them.
this.currentHouseDelivery = (int) (Math.random()
* (this.houses.length) + 1) -1; // Deduct 1 for 0-based array
currentHouseDelivery = (int) (Math.random()
* (houses.length) + 1) - 1; // Deduct 1 for 0-based array
System.out.println("HELLO " + this.playerName + "'S PIZZA. THIS IS "
+ this.houses[this.currentHouseDelivery] + ".");
System.out.println("HELLO " + playerName + "'S PIZZA. IS "
+ houses[currentHouseDelivery] + ".");
System.out.println(" PLEASE SEND A PIZZA.");
this.gameState = GAME_STATE.DELIVER_PIZZA;
gameState = GAME_STATE.DELIVER_PIZZA;
break;
// Try and deliver the pizza
case DELIVER_PIZZA:
String question = " DRIVER TO " + this.playerName + ": WHERE DOES "
+ this.houses[this.currentHouseDelivery] + " LIVE ? ";
String question = " DRIVER TO " + playerName + ": WHERE DOES "
+ houses[currentHouseDelivery] + " LIVE ? ";
String answer = displayTextAndGetInput(question);
// Convert x,y entered by player to grid position of a house
int x = getDelimitedValue(answer, 0);
int y = getDelimitedValue(answer, 1);
int calculatedPos = (x + (y -1) * 4) -1;
int calculatedPos = (x + (y - 1) * 4) - 1;
// Did the player select the right house to deliver?
if(calculatedPos == this.currentHouseDelivery) {
System.out.println("HELLO " + this.playerName + ". THIS IS " + this.houses[this.currentHouseDelivery]
if (calculatedPos == currentHouseDelivery) {
System.out.println("HELLO " + playerName + ". IS " + houses[currentHouseDelivery]
+ ", THANKS FOR THE PIZZA.");
this.pizzaDeliveryCount++;
pizzaDeliveryCount++;
// Delivered enough pizza?
if(this.pizzaDeliveryCount > MAX_DELIVERIES) {
this.gameState = GAME_STATE.END_GAME;
if (pizzaDeliveryCount > MAX_DELIVERIES) {
gameState = GAME_STATE.END_GAME;
} else {
this.gameState = GAME_STATE.START_DELIVER;
gameState = GAME_STATE.START_DELIVER;
}
} else {
System.out.println("THIS IS " + houses[calculatedPos] + ". I DID NOT ORDER A PIZZA.");
System.out.println("IS " + houses[calculatedPos] + ". I DID NOT ORDER A PIZZA.");
System.out.println("I LIVE AT " + x + "," + y);
// Don't change gameState so this state is executed again
// Don't change gameState so state is executed again
}
break;
// Sign off message for cases where the Chief is not upset
case END_GAME:
if(yesEntered(displayTextAndGetInput("DO YOU WANT TO DELIVER MORE PIZZAS? "))) {
if (yesEntered(displayTextAndGetInput("DO YOU WANT TO DELIVER MORE PIZZAS? "))) {
init();
this.gameState = GAME_STATE.START_DELIVER;
gameState = GAME_STATE.START_DELIVER;
} else {
System.out.println();
System.out.println("O.K. " + this.playerName + ", SEE YOU LATER!");
System.out.println("O.K. " + playerName + ", SEE YOU LATER!");
System.out.println();
this.gameState = GAME_STATE.GAME_OVER;
gameState = GAME_STATE.GAME_OVER;
}
break;
// GAME_OVER State does not specifically have a case
}
} while (this.gameState != GAME_STATE.GAME_OVER);
} while (gameState != GAME_STATE.GAME_OVER);
}
private void drawMap() {
@@ -179,19 +188,19 @@ public class Pizza {
System.out.println();
System.out.println(" -----1-----2-----3-----4-----");
int k = 3;
for(int i=1; i<5; i++) {
for (int i = 1; i < 5; i++) {
System.out.println("-");
System.out.println("-");
System.out.println("-");
System.out.println("-");
System.out.print(this.gridPos[k]);
System.out.print(gridPos[k]);
int pos = 16 - 4 * i;
System.out.print(" " + this.houses[pos]);
System.out.print(" " + this.houses[pos + 1]);
System.out.print(" " + this.houses[pos + 2]);
System.out.print(" " + this.houses[pos + 3]);
System.out.println(" " + this.gridPos[k]);
System.out.print(" " + houses[pos]);
System.out.print(" " + houses[pos + 1]);
System.out.print(" " + houses[pos + 2]);
System.out.print(" " + houses[pos + 3]);
System.out.println(" " + gridPos[k]);
k = k - 1;
}
System.out.println("-");
@@ -199,10 +208,10 @@ public class Pizza {
System.out.println("-");
System.out.println("-");
System.out.println(" -----1-----2-----3-----4-----");
}
}
/**
* Basic information about the game
*
*/
private void intro() {
System.out.println("PIZZA");
@@ -229,14 +238,14 @@ public class Pizza {
System.out.println("DELIVERED. THEN A DELIVERY BOY WILL");
System.out.println("ASK YOU FOR THE LOCATION.");
System.out.println(" EXAMPLE:");
System.out.println("THIS IS J. PLEASE SEND A PIZZA.");
System.out.println("DRIVER TO " + this.playerName + ". WHERE DOES J LIVE?");
System.out.println("IS J. PLEASE SEND A PIZZA.");
System.out.println("DRIVER TO " + playerName + ". WHERE DOES J LIVE?");
System.out.println("YOUR ANSWER WOULD BE 2,3");
System.out.println();
}
private void init() {
this.pizzaDeliveryCount = 1;
pizzaDeliveryCount = 1;
}
/**
@@ -273,19 +282,20 @@ public class Pizza {
private boolean yesOrNoEntered(String text) {
return stringIsAnyValue(text, "Y", "YES", "N", "NO");
}
/**
* Returns true if a given string contains at least one of the varargs (2nd parameter).
* Note: Case insensitive comparison.
*
* @param text string to search
* @param text string to search
* @param values varargs of type string containing values to compare
* @return true if one of the varargs arguments was found in text
*/
private boolean stringIsAnyValue(String text, String... values) {
// Cycle through the variable number of values and test each
for(String val:values) {
if(text.equalsIgnoreCase(val)) {
for (String val : values) {
if (text.equalsIgnoreCase(val)) {
return true;
}
}

4
69 Pizza/java/src/PizzaGame.java
View File

@@ -2,7 +2,7 @@ public class PizzaGame {
public static void main(String[] args) {
Pizza pizza = new Pizza();
pizza.play();
Pizza pizza = new Pizza();
pizza.play();
}
}

2
78 Sine Wave/java/SineWave.java → 78 Sine Wave/java/src/SineWave.java
View File

@@ -6,7 +6,7 @@ import java.util.Arrays;
* Based on the Sine Wave program here
* https://github.com/coding-horror/basic-computer-games/blob/main/78%20Sine%20Wave/sinewave.bas
*
* Note: The idea was to create a version of this 1970's Basic program in Java, without introducing
* Note: The idea was to create a version of the 1970's Basic program in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class SineWave {

34
82 Stars/java/src/Stars.java
View File

@@ -7,7 +7,7 @@ import java.util.Scanner;
* Based on the Basic game of Stars here
* https://github.com/coding-horror/basic-computer-games/blob/main/82%20Stars/stars.bas
*
* Note: The idea was to create a version of this 1970's Basic game in Java, without introducing
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Stars {
@@ -42,7 +42,7 @@ public class Stars {
public Stars() {
this.gameState = GAME_STATE.STARTING;
gameState = GAME_STATE.STARTING;
// Initialise kb scanner
kbScanner = new Scanner(System.in);
@@ -68,30 +68,30 @@ public class Stars {
if(yesEntered(displayTextAndGetInput("DO YOU WANT INSTRUCTIONS? "))) {
instructions();
}
this.gameState = GAME_STATE.START_GAME;
gameState = GAME_STATE.START_GAME;
break;
// Generate computers number for player to guess, etc.
case START_GAME:
init();
System.out.println("OK, I AM THINKING OF A NUMBER, START GUESSING.");
this.gameState = GAME_STATE.GUESSING;
gameState = GAME_STATE.GUESSING;
break;
// Player guesses the number until they get it or run out of guesses
case GUESSING:
this.playerCurrentGuess = playerGuess();
playerCurrentGuess = playerGuess();
// Check if the player guessed the number
if(this.playerCurrentGuess == this.computersNumber) {
this.gameState = GAME_STATE.WON;
if(playerCurrentGuess == computersNumber) {
gameState = GAME_STATE.WON;
} else {
// incorrect guess
showStars();
this.playerTotalGuesses++;
playerTotalGuesses++;
// Ran out of guesses?
if (this.playerTotalGuesses > MAX_GUESSES) {
this.gameState = GAME_STATE.LOST;
if (playerTotalGuesses > MAX_GUESSES) {
gameState = GAME_STATE.LOST;
}
}
break;
@@ -100,16 +100,16 @@ public class Stars {
case WON:
System.out.println(stars(79));
System.out.println("YOU GOT IT IN " + this.playerTotalGuesses
System.out.println("YOU GOT IT IN " + playerTotalGuesses
+ " GUESSES!!! LET'S PLAY AGAIN...");
this.gameState = GAME_STATE.START_GAME;
gameState = GAME_STATE.START_GAME;
break;
// Lost game by running out of guesses
case LOST:
System.out.println("SORRY, THAT'S " + MAX_GUESSES
+ " GUESSES. THE NUMBER WAS " + this.computersNumber);
this.gameState = GAME_STATE.START_GAME;
+ " GUESSES. THE NUMBER WAS " + computersNumber);
gameState = GAME_STATE.START_GAME;
break;
}
// Endless loop since the original code did not allow the player to exit
@@ -123,7 +123,7 @@ public class Stars {
*
*/
private void showStars() {
int d = Math.abs(this.playerCurrentGuess - this.computersNumber);
int d = Math.abs(playerCurrentGuess - computersNumber);
int starsToShow;
if(d >=64) {
starsToShow = 1;
@@ -159,8 +159,8 @@ public class Stars {
*
*/
private void init() {
this.playerTotalGuesses = 1;
this.computersNumber = randomNumber();
playerTotalGuesses = 1;
computersNumber = randomNumber();
}
public void instructions() {

29
92 Trap/java/Trap.java → 92 Trap/java/src/Trap.java
View File

@@ -3,12 +3,12 @@ import java.util.Scanner;
/**
* Game of Trap
*
* <p>
* Based on the Basic game of Trap here
* https://github.com/coding-horror/basic-computer-games/blob/main/92%20Trap/trap.bas
*
* Note: The idea was to create a version of 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
* <p>
* Note: The idea was to create a version of the 1970's Basic game in Java, without introducing
* new features - no additional text, error checking, etc has been added.
*/
public class Trap {
@@ -45,7 +45,6 @@ public class Trap {
/**
* Main game loop
*
*/
public void play() {
@@ -55,7 +54,7 @@ public class Trap {
// Show an introduction and optional instructions the first time the game is played.
case STARTING:
intro();
if(yesEntered(displayTextAndGetInput("INSTRUCTIONS? "))) {
if (yesEntered(displayTextAndGetInput("INSTRUCTIONS? "))) {
instructions();
}
gameState = GAME_STATE.START_GAME;
@@ -72,11 +71,11 @@ public class Trap {
case GUESSING:
System.out.println();
String playerRangeGuess = displayTextAndGetInput("GUESS # " + currentPlayersGuess + "? ");
int startRange = getDelimitedValue(playerRangeGuess,0);
int endRange = getDelimitedValue(playerRangeGuess,1);
int startRange = getDelimitedValue(playerRangeGuess, 0);
int endRange = getDelimitedValue(playerRangeGuess, 1);
// Has the player won?
if(startRange == computersNumber && endRange == computersNumber) {
if (startRange == computersNumber && endRange == computersNumber) {
System.out.println("YOU GOT IT!!!");
System.out.println();
gameState = GAME_STATE.PLAY_AGAIN;
@@ -84,7 +83,7 @@ public class Trap {
// show where the guess is at
System.out.println(showGuessResult(startRange, endRange));
currentPlayersGuess++;
if(currentPlayersGuess > MAX_GUESSES) {
if (currentPlayersGuess > MAX_GUESSES) {
System.out.println("SORRY, THAT'S " + MAX_GUESSES + " GUESSES. THE NUMBER WAS "
+ computersNumber);
gameState = GAME_STATE.PLAY_AGAIN;
@@ -104,15 +103,15 @@ public class Trap {
* Show the players guess result
*
* @param start start range entered by player
* @param end end range
* @param end end range
* @return text to indicate their progress.
*/
private String showGuessResult(int start, int end) {
String status;
if(start <= computersNumber && computersNumber <= end) {
if (start <= computersNumber && computersNumber <= end) {
status = "YOU HAVE TRAPPED MY NUMBER.";
} else if(computersNumber < start) {
} else if (computersNumber < start) {
status = "MY NUMBER IS SMALLER THAN YOUR TRAP NUMBERS.";
} else {
status = "MY NUMBER IS LARGER THAN YOUR TRAP NUMBERS.";
@@ -157,7 +156,7 @@ public class Trap {
/**
* Checks whether player entered Y or YES to a question.
*
* @param text player string from kb
* @param text player string from kb
* @return true of Y or YES was entered, otherwise false
*/
private boolean yesEntered(String text) {
@@ -169,7 +168,7 @@ public class Trap {
* Useful to check for Y or YES for example
* Comparison is case insensitive.
*
* @param text source string
* @param text source string
* @param values a range of values to compare against the source string
* @return true if a comparison was found in one of the variable number of strings passed
*/

0
92 Trap/java/TrapGame.java → 92 Trap/java/src/TrapGame.java
View File