#include <stdio.h>
 
int print(int **arr, int m, int n)
{
    int i, j, sum =0,check = 0;
    for (i = 0; i < m; i++)
      for (j = 0; j < n; j++){
    	  sum = sum + *((arr + i*n) + j);
    	  check = check + (int)*((arr + i*n) + j);
      }
     printf("--%d--using typecast\n",check); 
	return sum;
}
 
int main()
{
    int arr[][3] = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};
    int m = 3;
    int n = 3;
    printf("%d",print((int **)arr, m, n));
    return 0;
}

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