#include <stdio.h>
#include <stdlib.h>
#include <stdio.h>

int a[3][3] = {{1,2,3},{4,5,6},{7,8,9}};
int row_sum[3] = {0,0,0};
int rows = 3;
int cols = 3;
int main() {
    int sum = 0;
    for (int i = 0; i < rows; i++) {
        sum = 0;
        for(int j = 0; j < cols; j++) {
            sum += a[i][j];            
        }
        row_sum[i] = sum;
    }
return;
}