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  1. #include<stdio.h>
  2. int main()
  3. {
  4.     int s= 3;
  5.     int arr[3][3];
  6.     int sum, sum1, sum2;
  7.     int flag = 0;
  8.     int row,col= 0;
  9.  
  10.     for(row = 0;row <s;row++)
  11.     {
  12.         for(col =0; col <s; col++)
  13.             scanf("%d",&arr[row][col]);
  14.     }
  15.  
  16.     sum = 0;
  17.     for(row= 0;row <s; row++)
  18.     {
  19.         for(col = 0; col <s; col++)
  20.         {
  21.             if (row == col)
  22.                 sum = sum + arr[row][col];
  23.         }
  24.     }
  25.  
  26.     for(row = 0; row <s; row++)
  27.     {
  28.         sum1 = 0;
  29.         for(col = 0; col <s; col++)
  30.         {
  31.             sum1 = sum1 + arr[row][col];
  32.         }
  33.  
  34.         if (sum == sum1)
  35.             flag = 1;
  36.         else
  37.         {
  38.             flag = 0;
  39.             break;
  40.         }
  41.     }
  42.     for(row = 0; row <s; row++)
  43.     {
  44.         sum2= 0;
  45.         for(col= 0; col <s; col++)
  46.         {
  47.             sum2 = sum2 + arr[col][row];
  48.         }
  49.         if(sum == sum2)
  50.             flag = 1;
  51.         else
  52.         {
  53.             flag = 0;
  54.             break;
  55.         }
  56.     }
  57.  
  58.     if(flag == 1)
  59.         printf("YES\n");
  60.     else
  61.         printf("NO\n");
  62.     return 0;
  63. }
  64.  
  65.  
Success #stdin #stdout 0s 5440KB
comments (?)
stdin
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2 7 6
9 5 1
4 3 8
stdout
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YES
https://ideone.com/PZXqXV
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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