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  1. class Ideone {
  2.   public static void main(String[] args) {
  3.     final int[] array = new int[]{1, 2, 1, 2};
  4.     for (int i= array.length - 1;i >=0;i--){
  5.       if (array[i] == array[i-1]){
  6.         System.out.print("you won");
  7.         return;
  8.       }
  9.     }
  10.     System.out.println("you did not win");
  11.   }
  12. }
Runtime error #stdin #stdout #stderr 0.08s 46948KB
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Standard input is empty
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Standard output is empty
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Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: Index -1 out of bounds for length 4
	at Ideone.main(Main.java:5)
https://ideone.com/QRUvmm
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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