PoEwMP - Online C Compiler & Debugging Tool

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

int main(void) {
    int rows, cols;
    scanf("%d %d", &rows, &cols);


    int **a = malloc(sizeof(int*) * rows);
    for (int i = 0; i < rows; i++) {
        a[i] = malloc(sizeof(int) * cols);
    }

    int s = 1;


    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            a[i][j] = s;
            s++;
        }
    }


    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            printf("%2d ", a[i][j]);
        }
        printf("\n");
    }


    for (int i = 0; i < rows; i++) {
        free(a[i]);
    }
    free(a);

    return 0;
}