gitea-mirror/basic-computer-games
1
0
Fork 0
mirror of https://github.com/coding-horror/basic-computer-games.git synced 2025-12-12 15:50:20 -08:00
Code Issues Packages Projects Releases Wiki Activity

Added PrintChange

Browse Source
This commit is contained in:
Piotr Czajkowski
2022-01-02 14:08:49 +01:00
parent 6c0b0da270
commit d530794947
1 changed files with 60 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

65
22_Change/csharp/Program.cs
View File

@@ -17,14 +17,14 @@ namespace Change
Console.WriteLine(); Console.WriteLine();
} }
static (bool, double) GetInput() static (bool status, double price, double payment) GetInput()
{ {
Console.WriteLine("Cost of item? "); Console.WriteLine("Cost of item? ");
var priceString = Console.ReadLine(); var priceString = Console.ReadLine();
if (!double.TryParse(priceString, out double price)) if (!double.TryParse(priceString, out double price))
{ {
Console.WriteLine($"{priceString} isn't a number!"); Console.WriteLine($"{priceString} isn't a number!");
return (false, 0); return (false, 0, 0);
} }
Console.WriteLine("Amount of payment? "); Console.WriteLine("Amount of payment? ");
@@ -32,10 +32,53 @@ namespace Change
if (!double.TryParse(paymentString, out double payment)) if (!double.TryParse(paymentString, out double payment))
{ {
Console.WriteLine($"{paymentString} isn't a number!"); Console.WriteLine($"{paymentString} isn't a number!");
return (false, 0); return (false, 0, 0);
} }
return (true, payment - price); return (true, price, payment);
}
static void PrintChange(double change)
{
var tens = (int)(change / 10);
if (tens > 0)
Console.WriteLine($"{tens} ten dollar bill(s)");
var temp = change - (tens * 10);
var fives = (int)(temp / 5);
if (fives > 0)
Console.WriteLine($"{fives} five dollar bill(s)");
temp -= fives * 5;
var ones = (int)temp;
if (ones > 0)
Console.WriteLine($"{ones} one dollar bill(s)");
temp -= ones;
var cents = temp * 100;
var half = (int)(cents / 50);
if (half > 0)
Console.WriteLine($"{half} one half dollar(s)");
temp = cents - (half * 50);
var quarters = (int)(temp / 25);
if (quarters > 0)
Console.WriteLine($"{quarters} quarter(s)");
temp -= quarters * 25;
var dimes = (int)(temp / 10);
if (dimes > 0)
Console.WriteLine($"{dimes} dime(s)");
temp -= dimes * 10;
var nickels = (int)(temp / 5);
if (nickels > 0)
Console.WriteLine($"{nickels} nickel(s)");
temp -= nickels * 5;
var pennys = (int)(temp + 0.5);
if (pennys > 0)
Console.WriteLine($"{pennys} penny(s)");
} }
static void Main(string[] args) static void Main(string[] args)
@@ -44,15 +87,27 @@ namespace Change
while (true) while (true)
{ {
(bool result, double change) = GetInput(); (bool result, double price, double payment) = GetInput();
if (!result) if (!result)
continue; continue;
var change = payment - price;
if (change == 0) if (change == 0)
{ {
Console.WriteLine("Correct amount, thank you!"); Console.WriteLine("Correct amount, thank you!");
continue; continue;
} }
if (change < 0)
{
Console.WriteLine($"Sorry, you have short-changed me ${price - payment}!");
continue;
}
Console.WriteLine($"Your change ${change:N2}");
PrintChange(change);
Console.WriteLine("Thank you, come again!");
Console.WriteLine();
} }
} }
} }