HackerRank C- Diagonal Difference


Complete the diagonalDifference function in the editor below. It must return an integer representing the absolute diagonal difference.

diagonalDifference takes the following parameter:

arr: an array of integers .



  1. #include<stdio.h>

  2. main()

  3. {

  4.     int i,j,sum=0,sum1=0,sum2=0,n;

  5.     scanf("%d",&n);

  6.     int a[n][n];

  7.     for(i=0;i<n;i++)

  8.     {

  9.         for(j=0;j<n;j++)

  10.         {    scanf("%d",&a[i][j]);

  11.     }    

  12.     }

  13.     i=0;

  14.     for(j=0;i<n&&j<n;j++)

  15.     {

  16.         sum1=sum1+a[i][j];

  17.         i++;

  18.     }

  19.     i=n-1;

  20.     for(j=0;i>=0&&j<n;j++)

  21.     {

  22.         sum2=sum2+a[i][j];

  23.         i--;

  24.     }

  25.     sum=sum1-sum2;

  26.     if(sum<0)

  27.     {

  28.         sum=sum*-1;

  29.     }

  30.     printf("%d",sum);

  31.     

  32. }
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