[삼성 SW 역량 테스트] 주사위 굴리기

#include <stdio.h>

int n, m, sy, sx, k;
int map[20][20];

int dice[6];

const int dy[] = { 0, 0, -1, +1 };
const int dx[] = { +1, -1, 0, 0 };

void move_dice(int dir) {
	int ndice[6];
	switch (dir)
	{
	case 0:
		ndice[0] = dice[0];
		ndice[5] = dice[1];
		ndice[2] = dice[2];
		ndice[4] = dice[3];
		ndice[1] = dice[4];
		ndice[3] = dice[5];
		break;
	case 1:
		ndice[0] = dice[0];
		ndice[4] = dice[1];
		ndice[2] = dice[2];
		ndice[5] = dice[3];
		ndice[3] = dice[4];
		ndice[1] = dice[5];
		break;
	case 2:
		ndice[3] = dice[0];
		ndice[0] = dice[1];
		ndice[1] = dice[2];
		ndice[2] = dice[3];
		ndice[4] = dice[4];
		ndice[5] = dice[5];
		break;
	case 3:
		ndice[1] = dice[0];
		ndice[2] = dice[1];
		ndice[3] = dice[2];
		ndice[0] = dice[3];
		ndice[4] = dice[4];
		ndice[5] = dice[5];
		break;
	default:
		break;
	}
	for (int i = 0; i < 6; ++i) {
		dice[i] = ndice[i];
	}
}

int main()
{
	scanf("%d %d %d %d %d", &n, &m, &sy, &sx, &k);
	for (int y = 0; y < n; ++y) {
		for (int x = 0; x < m; ++x) {
			scanf("%d", &map[y][x]);
		}
	}

	int dir;
	for (int i = 0; i < k; ++i) {
		scanf("%d", &dir);
		--dir;
		int ny = sy + dy[dir];
		int nx = sx + dx[dir];
		if (ny < 0 || ny >= n || nx < 0 || nx >= m) {
			continue;
		}

		move_dice(dir);

		if (map[ny][nx] == 0) {
			map[ny][nx] = dice[3];
		}
		else {
			dice[3] = map[ny][nx];
			map[ny][nx] = 0;
		}
		sy = ny;
		sx = nx;

		printf("%d\n", dice[1]);
	}

	return 0;
}