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

#define NUM_ROW 4
#define NUM_COL 4

// sum_min should return the sum of
// the minimum values in each row of the array
int min_row_sum(int size, int array[NUM_ROW][NUM_COL]) {

    int sum = 0;
    // outer loop: process all the rows
    int row = 0;
    while (row < NUM_ROW) {

        // find the smallest value in this row
        int min = array[row][0];
        int col = 1;
        while (col < NUM_COL) {
            if (array[row][col] < min) {
                min = array[row][col];
            }
            col++;
        }
        // min should have the smallest value from
        // the row
        sum += min;
        row++;
    }

    return sum;
}

// This is a simple main function which could be used
// to test your sum_min function.
// It will not be marked.
// Only your sum_min function will be marked.
int main(void) {
    int test_array[NUM_ROW][NUM_COL] = {
        {1, 2, 3, 4}, // row 0, find min, check all the cols
        {4, 2, 2, 0},
        {9, 9, 9, 9},
        {5, 2, 5, 5}
    };

    int result = min_row_sum(NUM_COL, test_array);
    printf("%d\n", result);

    return 0;
}