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  1.     /* package whatever; // don't place package name! */
  2.  
  3.     import java.util.*;
  4.     import java.lang.*;
  5.     import java.io.*;
  6.  
  7.     /* Name of the class has to be "Main" only if the class is public. */
  8.     class Ideone
  9.     {
  10.     	public static void main (String[] args) throws java.lang.Exception
  11.     	{
  12.     		System.out.println("Кофе-машина");
  13.  
  14.     		int moneyAmount = 10;
  15.  
  16.     		int espressoPrice = 60;
  17.     		int americanoPrice = 80;
  18.     		int milkPrice = 50;
  19.     		int lattePrice = 150;
  20.     		int waterPrice = 20;
  21.     		int milkPrice = 30;
  22.  
  23.     		boolean canBuyAnything = false;
  24.  
  25.     		if(moneyAmount >= milkPrice)
  26.     		{
  27.     			System.out.println("Вы можете купить молоко");
  28.     			canBuyAnything = true;
  29.     		}
  30.  
  31.  
  32.     		if(moneyAmount >= espressoPrice)
  33.     		{
  34.     			System.out.println("Вы можете купить эспрессо");
  35.     			canBuyAnything = true;
  36.     		}
  37.  
  38.     		if(moneyAmount >= americanoPrice)
  39.     		{
  40.     			System.out.println("Вы можете купить американо");
  41.     			canBuyAnything = true;
  42.     		}
  43.  
  44.     		if(moneyAmount >= lattePrice)
  45.     		{
  46.     			System.out.println("Вы можете купить латте");
  47.     			canBuyAnything = true;
  48.     		}
  49.  
  50.     		if(moneyAmount >= waterPrice)
  51.     		{
  52.     			System.out.println("Вы можете купить воду");
  53.     			canBuyAnything = true;
  54.     		}
  55.  
  56.     		if(moneyAmount <= 20) {
  57.     			System.out.println("Недостаточно средств!");
  58.     		}
  59.     	}
  60.     }
Compilation error #stdin compilation error #stdout 0.07s 2184192KB
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stdin
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Standard input is empty
compilation info 
Main.java:21: error: variable milkPrice is already defined in method main(String[])
    		int milkPrice = 30;
    		    ^
1 error
stdout
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Standard output is empty
https://ideone.com/OG3uYS
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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