mirror of
https://github.com/coding-horror/basic-computer-games.git
synced 2025-12-12 07:40:50 -08:00
d26dbf036a
Spaces tend to cause annoyances in a Unix-style shell environment. This change fixes that.
320 lines
9.5 KiB
JavaScript
320 lines
9.5 KiB
JavaScript
// AMAZING
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//
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// Converted from BASIC to Javascript by Oscar Toledo G. (nanochess)
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//
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function print(str)
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{
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document.getElementById("output").appendChild(document.createTextNode(str));
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}
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function input()
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{
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var input_element;
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var input_str;
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return new Promise(function (resolve) {
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input_element = document.createElement("INPUT");
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print("? ");
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input_element.setAttribute("type", "text");
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input_element.setAttribute("length", "50");
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document.getElementById("output").appendChild(input_element);
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input_element.focus();
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input_str = undefined;
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input_element.addEventListener("keydown", function (event) {
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if (event.keyCode == 13) {
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input_str = input_element.value;
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document.getElementById("output").removeChild(input_element);
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print(input_str);
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print("\n");
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resolve(input_str);
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}
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});
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});
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}
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function tab(space)
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{
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var str = "";
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while (space-- > 0)
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str += " ";
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return str;
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}
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print(tab(28) + "AMAZING PROGRAM\n");
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print(tab(15) + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY\n");
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print("\n");
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print("\n");
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print("\n");
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print("FOR EXAMPLE TYPE 10,10 AND PRESS ENTER\n");
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print("\n");
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// Main program
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async function main()
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{
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while (1) {
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print("WHAT ARE YOUR WIDTH AND LENGTH");
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a = await input();
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h = parseInt(a);
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v2 = parseInt(a.substr(a.indexOf(",") + 1));
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if (h > 1 && v2 > 1)
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break;
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print("MEANINGLESS DIMENSIONS. TRY AGAIN.\n");
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}
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w = [];
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v = [];
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for (i = 1; i <= h; i++) {
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w[i] = [];
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v[i] = [];
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for (j = 1; j <= v2; j++) {
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w[i][j] = 0;
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v[i][j] = 0;
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}
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}
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print("\n");
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print("\n");
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print("\n");
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print("\n");
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q = 0;
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z = 0;
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x = Math.floor(Math.random() * h + 1);
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for (i = 1; i <= h; i++) {
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if (i == x)
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print(". ");
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else
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print(".--");
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}
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print(".\n");
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c = 1;
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w[x][1] = c;
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c++;
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r = x;
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s = 1;
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entry = 0;
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while (1) {
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if (entry == 2) { // Search for a non-explored cell
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do {
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if (r < h) {
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r++;
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} else if (s < v2) {
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r = 1;
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s++;
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} else {
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r = 1;
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s = 1;
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}
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} while (w[r][s] == 0) ;
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}
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if (entry == 0 && r - 1 > 0 && w[r - 1][s] == 0) { // Can go left?
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if (s - 1 > 0 && w[r][s - 1] == 0) { // Can go up?
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if (r < h && w[r + 1][s] == 0) { // Can go right?
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// Choose left/up/right
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x = Math.floor(Math.random() * 3 + 1);
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} else if (s < v2) {
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if (w[r][s + 1] == 0) { // Can go down?
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// Choose left/up/down
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x = Math.floor(Math.random() * 3 + 1);
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if (x == 3)
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x = 4;
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} else {
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x = Math.floor(Math.random() * 2 + 1);
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}
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} else if (z == 1) {
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x = Math.floor(Math.random() * 2 + 1);
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} else {
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q = 1;
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x = Math.floor(Math.random() * 3 + 1);
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if (x == 3)
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x = 4;
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}
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} else if (r < h && w[r + 1][s] == 0) { // Can go right?
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if (s < v2) {
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if (w[r][s + 1] == 0) { // Can go down?
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// Choose left/right/down
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x = Math.floor(Math.random() * 3 + 1);
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} else {
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x = Math.floor(Math.random() * 2 + 1);
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}
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if (x >= 2)
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x++;
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} else if (z == 1) {
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x = Math.floor(Math.random() * 2 + 1);
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if (x >= 2)
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x++;
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} else {
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q = 1;
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x = Math.floor(Math.random() * 3 + 1);
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if (x >= 2)
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x++;
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}
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} else if (s < v2) {
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if (w[r][s + 1] == 0) { // Can go down?
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// Choose left/down
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x = Math.floor(Math.random() * 2 + 1);
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if (x == 2)
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x = 4;
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} else {
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x = 1;
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}
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} else if (z == 1) {
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x = 1;
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} else {
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q = 1;
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x = Math.floor(Math.random() * 2 + 1);
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if (x == 2)
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x = 4;
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}
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} else if (s - 1 > 0 && w[r][s - 1] == 0) { // Can go up?
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if (r < h && w[r + 1][s] == 0) {
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if (s < v2) {
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if (w[r][s + 1] == 0)
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x = Math.floor(Math.random() * 3 + 2);
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else
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x = Math.floor(Math.random() * 2 + 2);
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} else if (z == 1) {
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x = Math.floor(Math.random() * 2 + 2);
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} else {
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q = 1;
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x = Math.floor(Math.random() * 3 + 2);
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}
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} else if (s < v2) {
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if (w[r][s + 1] == 0) {
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x = Math.floor(Math.random() * 2 + 2);
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if (x == 3)
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x = 4;
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} else {
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x = 2;
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}
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} else if (z == 1) {
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x = 2;
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} else {
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q = 1;
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x = Math.floor(Math.random() * 2 + 2);
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if (x == 3)
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x = 4;
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}
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} else if (r < h && w[r + 1][s] == 0) { // Can go right?
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if (s < v2) {
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if (w[r][s + 1] == 0)
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x = Math.floor(Math.random() * 2 + 3);
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else
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x = 3;
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} else if (z == 1) {
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x = 3;
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} else {
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q = 1;
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x = Math.floor(Math.random() * 2 + 3);
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}
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} else if (s < v2) {
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if (w[r][s + 1] == 0) // Can go down?
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x = 4;
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else {
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entry = 2; // Blocked!
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continue;
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}
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} else if (z == 1) {
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entry = 2; // Blocked!
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continue;
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} else {
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q = 1;
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x = 4;
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}
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if (x == 1) { // Left
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w[r - 1][s] = c;
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c++;
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v[r - 1][s] = 2;
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r--;
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if (c == h * v2 + 1)
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break;
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q = 0;
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entry = 0;
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} else if (x == 2) { // Up
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w[r][s - 1] = c;
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c++;
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v[r][s - 1] = 1;
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s--;
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if (c == h * v2 + 1)
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break;
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q = 0;
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entry = 0;
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} else if (x == 3) { // Right
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w[r + 1][s] = c;
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c++;
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if (v[r][s] == 0)
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v[r][s] = 2;
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else
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v[r][s] = 3;
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r++;
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if (c == h * v2 + 1)
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break;
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entry = 1;
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} else if (x == 4) { // Down
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if (q != 1) { // Only if not blocked
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w[r][s + 1] = c;
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c++;
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if (v[r][s] == 0)
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v[r][s] = 1;
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else
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v[r][s] = 3;
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s++;
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if (c == h * v2 + 1)
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break;
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entry = 0;
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} else {
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z = 1;
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if (v[r][s] == 0) {
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v[r][s] = 1;
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q = 0;
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r = 1;
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s = 1;
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while (w[r][s] == 0) {
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if (r < h) {
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r++;
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} else if (s < v2) {
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r = 1;
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s++;
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} else {
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r = 1;
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s = 1;
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}
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}
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entry = 0;
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} else {
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v[r][s] = 3;
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q = 0;
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entry = 2;
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}
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}
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}
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}
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for (j = 1; j <= v2; j++) {
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str = "I";
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for (i = 1; i <= h; i++) {
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if (v[i][j] < 2)
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str += " I";
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else
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str += " ";
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}
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print(str + "\n");
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str = "";
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for (i = 1; i <= h; i++) {
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if (v[i][j] == 0 || v[i][j] == 2)
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str += ":--";
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else
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str += ": ";
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}
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print(str + ".\n");
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}
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// If you want to see the order of visited cells
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// for (j = 1; j <= v2; j++) {
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// str = "I";
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// for (i = 1; i <= h; i++) {
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// str += w[i][j] + " ";
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// }
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// print(str + "\n");
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// }
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}
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main();
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