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shniaga Feb 7th, 2019 129 Never
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  1. package ArraysExercise;
  2.  
  3. import java.util.Arrays;
  4. import java.util.Scanner;
  5.  
  6. public class EqualSums {
  7.     public static void main(String[] args) {
  8.         Scanner scanner = new Scanner(System.in);
  9.  
  10.  
  11.         int[] numbers = Arrays.stream(scanner.nextLine().split(" ")).mapToInt(Integer::parseInt).toArray();
  12.         int leftSum = 1;
  13.         int rightSum = 0;
  14.         boolean isEqual = false;
  15.  
  16.  
  17.         for (int i = 0; i < numbers.length; i++) {
  18.             if (numbers.length == 1) {
  19.                 System.out.println(0);
  20.                 isEqual = true;
  21.                 break;
  22.             }
  23.             if (leftSum == rightSum) {
  24.                 System.out.println(i-1);
  25.                 isEqual = true;
  26.             }
  27.             leftSum = 0;
  28.             rightSum = 0;
  29.             for (int j = 0; j < numbers.length; j++) {
  30.                 if (i > j) {
  31.                     leftSum += numbers[j];
  32.                 } else if (i < j) {
  33.                     rightSum += numbers[j];
  34.                 }
  35.             }
  36.  
  37.             }
  38.         if (!isEqual) {
  39.             System.out.println("no");
  40.         }
  41.  
  42.         }
  43.  
  44.     }
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