#include <stdio.h>

int main(void)
{
    int A[4][4];

    for (int row = 0; row < 4; row++) {
        for (int column = 0; column < 4; column++) {
            scanf("%d", &A[row][column]);
        }
    }

    for (int row = 0; row < 4; row++) {
        for (int column = 0; column < 4; column++) {
            printf("%d ", A[row][column]);
        }
        printf("\n");
    }
}