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

int main() {
    int **n = malloc(sizeof(int*) * 3);
    int i;
    for (i = 0; i < 3; ++i){
        n[i] = malloc(sizeof(int) * 3);
    }

    n[0][0] = 10;
    n[0][1] = 2;
    n[0][2] = 3;
    n[1][0] = 4;
    n[1][1] = 5;
    n[1][2] = 6;
    n[2][0] = 7;
    n[2][1] = 8;
    n[2][2] = 9;

    int j = 0;
    while(j < 9)
    {
        printf("%d\n", n[0][j]);
        j++;
    }
    return 0;
}