#include <stdio.h>
#include <stdbool.h>

int numbers[10] = { 0 };
int cube[3][3] = { 0 };

void output() {
	int i = 0, j = 0;
	for (i = 0; i < 3; i++) {
		for (j = 0; j < 3; j++) {
			printf("%d", cube[i][j]);
			printf(" ");
		}
		printf("\n");
	}
	printf("\n");
}

void pickNext(int row, int col) {
	int i = 0;
	if (row == 2 && col == 2) {
		for (int i = 1; i <= 9; i++) {
			if (numbers[i] == false) {
				cube[2][2] = i;
				break;
			}
		}
		if ((cube[0][0] + cube[0][1] + cube[0][2] == 15)
			&& (cube[1][0] + cube[1][1] + cube[1][2] == 15)
			&& (cube[0][0] + cube[1][0] + cube[2][0] == 15)
			&& (cube[0][1] + cube[1][1] + cube[2][1] == 15)
			&& (cube[0][0] + cube[1][1] + cube[2][2] == 15)
			&& (cube[0][2] + cube[1][1] + cube[2][0] == 15)) {
			output();
		}
	}
	for (i = 1; i <= 9; i++) {
		if (numbers[i] == false) {
			numbers[i] = true;
			cube[row][col] = i;
			if (col == 2) {
				pickNext(row + 1, 0);
			}
			else {
				pickNext(row, col + 1);
			}
			numbers[i] = false;
		}
	}
}

int main() {
	pickNext(0, 0);
	return 0;
}