#include <stdio.h>

int main() {
    int a[3][4] = {{1, 2, 3, 4}, {5, 6, 7, 8},{9, 10, 11, 12}};
    int *p = a[0];
    int (*q)[4] = a;
    int i = 0, j = 0;
    for (i = 0; i < 3; i++) {
        printf("%p: %d\n", p+i, *(p+i));
    }
    printf("-----\n");
    for (i = 0; i < 12; i++) {
        printf("%p: %d\n", p+i, *(p+i));
    }
    printf("-----\n");
    for (i = 0; i < 3; i++) {
        for (j = 0; j < 4; j++) {
            printf("%p: %d\n", (*(q+i)+j), *(*(q+i)+j));
        }
    }

    printf("%ld", sizeof(char));
    return 0;
}