تحديات برمجيةالتحدي الخامس - حل التمرين الرابع بلغة C

#include <stdio.h>

void main() {
    
    int pCounter = 0;
    int nCounter = 0;
    int zCounter = 0;
    int rows = 0;
    int cols = 0;
    
    do 
    {
        printf("Enter rows number: ");
        scanf("%d", &rows);
    }
    while (rows <= 0);
    
    do 
    {
        printf("Enter cols number: ");
        scanf("%d", &cols);
    }
    while (cols <= 0);
    
    int matrix[rows][cols];
    
    for (int i = 0; i < rows; i++)
    {
        for (int j = 0; j < cols; j++)
        {
            printf("Enter matrix[%d][%d]: ", i, j);
            scanf("%d", &matrix[i][j]);
        }
    }
    
    for (int i = 0; i < rows; i++)
    {
        for (int j = 0; j < cols; j++)
        {
            if (matrix[i][j] > 0)
            {
                pCounter++;
            }
            else if (matrix[i][j] < 0)
            {
                nCounter++;
            }
            else
            {
                zCounter++;
            }
        }
    }
    
    printf("\nNumber of positive numbers: %d", pCounter);
    printf("\nNumber of negative numbers: %d", nCounter);
    printf("\nNumber of zeros: %d", zCounter);
    
}