public static void Main()
VendingMachine vm = new VendingMachine();
public class VendingMachine
public int depositedAmount {get; set;}
public void DepositCoin(int coinAmount)
if (coinAmount == 5 | coinAmount == 10 | coinAmount == 25)
depositedAmount = depositedAmount + coinAmount;
Console.WriteLine("Error: Unrecognized Coin!!");
Console.WriteLine("You have deposited {0} cents so far.",depositedAmount);
if (depositedAmount >= 75)
if (depositedAmount > 75)
change = depositedAmount-75;
Console.WriteLine("Your change is {0}",change);
Console.WriteLine("You received a drink!");
Console.WriteLine("Insert More Coins.");
Console.WriteLine("You were refunded {0} cents.",depositedAmount);