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

#define MAX_ROWS 10

int max_negative(int** matrix, int rows, int cols) {
  int counter[MAX_ROWS];
  for (int i = 0; i < MAX_ROWS; i++) counter[i] = 0;

  for (int row = 0; row < rows; row++) {
    for (int col = 0; col < cols; col++) {
      if (matrix[row][col] < 0) {
        counter[row]++;
      }
    }
  }

  int max_index = 0;
  for (int i = 1; i < MAX_ROWS; i++) {
    if (counter[i] > counter[max_index]) {
      max_index = i;
    }
  }

  return max_index;
}

int main() {
  srand(time(0));
  int rows = 5;
  int cols = 3;
  int size = rows * cols;
  int* matrix[rows];
  for (int row = 0; row < rows; row++) {
    matrix[row] = (int*) malloc(sizeof(int) * cols);
  }
  for (int row = 0; row < rows; row++) {
    for (int col = 0; col < cols; col++) {
      matrix[row][col] = (rand() % 100) - 50;
      printf("%d ", matrix[row][col]);
    }
    printf("\n");
  }
  printf("%d\n", max_negative(matrix, 3, 3));
  return 0;
}