Submission #131938

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
131938	2019-07-18T05:07:59 Z	E869120	Nautilus (BOI19_nautilus)	C++14	100 / 100	216 ms	772 KB

nautilus

#include <iostream>
#include <string>
#include <bitset>
using namespace std;

int H, W, N;
string S;
bitset<512> K[512], L[512], M[512], I;

int main() {
	cin >> H >> W >> N;
	for (int i = 0; i < H; i++) {
		for (int j = 0; j < W; j++) {
			char c; cin >> c;
			if (c == '.') K[i].set(j);
		}
		L[i] = K[i];
	}
	cin >> S;
	
	for (int i = 0; i < N; i++) {
		for (int j = 0; j < H; j++) M[j] = I;

		if (S[i] == 'E' || S[i] == '?') {
			for (int j = 0; j < H; j++) {
				M[j] |= (K[j] << 1);
			}
		}
		if (S[i] == 'W' || S[i] == '?') {
			for (int j = 0; j < H; j++) {
				M[j] |= (K[j] >> 1);
			}
		}
		if (S[i] == 'N' || S[i] == '?') {
			for (int j = 1; j < H; j++) {
				M[j - 1] |= K[j];
			}
		}
		if (S[i] == 'S' || S[i] == '?') {
			for (int j = 0; j < H - 1; j++) {
				M[j + 1] |= K[j];
			}
		}
		for (int j = 0; j < H; j++) {
			M[j] &= L[j];
		}
		for (int j = 0; j < H; j++) K[j] = M[j];
	}

	int cnt = 0;
	for (int i = 0; i < H; i++) {
		for (int j = 0; j < W; j++) {
			if (K[i][j] == 1) cnt++;
		}
	}
	cout << cnt << endl;
	return 0;
}

Subtask #1

29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	4 ms	376 KB	Output is correct
4	Correct	3 ms	348 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct

Subtask #2

37.0 / 37.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	4 ms	376 KB	Output is correct
4	Correct	3 ms	348 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	15 ms	376 KB	Output is correct
8	Correct	4 ms	376 KB	Output is correct
9	Correct	4 ms	376 KB	Output is correct
10	Correct	4 ms	376 KB	Output is correct
11	Correct	3 ms	380 KB	Output is correct
12	Correct	4 ms	376 KB	Output is correct
13	Correct	3 ms	376 KB	Output is correct
14	Correct	4 ms	376 KB	Output is correct
15	Correct	4 ms	372 KB	Output is correct
16	Correct	4 ms	376 KB	Output is correct
17	Correct	4 ms	380 KB	Output is correct
18	Correct	4 ms	376 KB	Output is correct
19	Correct	4 ms	376 KB	Output is correct
20	Correct	4 ms	376 KB	Output is correct
21	Correct	4 ms	376 KB	Output is correct

Subtask #3

34.0 / 34.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	376 KB	Output is correct
3	Correct	4 ms	376 KB	Output is correct
4	Correct	3 ms	348 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	3 ms	376 KB	Output is correct
7	Correct	15 ms	376 KB	Output is correct
8	Correct	4 ms	376 KB	Output is correct
9	Correct	4 ms	376 KB	Output is correct
10	Correct	4 ms	376 KB	Output is correct
11	Correct	3 ms	380 KB	Output is correct
12	Correct	4 ms	376 KB	Output is correct
13	Correct	3 ms	376 KB	Output is correct
14	Correct	4 ms	376 KB	Output is correct
15	Correct	4 ms	372 KB	Output is correct
16	Correct	4 ms	376 KB	Output is correct
17	Correct	4 ms	380 KB	Output is correct
18	Correct	4 ms	376 KB	Output is correct
19	Correct	4 ms	376 KB	Output is correct
20	Correct	4 ms	376 KB	Output is correct
21	Correct	4 ms	376 KB	Output is correct
22	Correct	135 ms	504 KB	Output is correct
23	Correct	136 ms	636 KB	Output is correct
24	Correct	134 ms	728 KB	Output is correct
25	Correct	133 ms	724 KB	Output is correct
26	Correct	131 ms	720 KB	Output is correct
27	Correct	181 ms	732 KB	Output is correct
28	Correct	181 ms	752 KB	Output is correct
29	Correct	182 ms	632 KB	Output is correct
30	Correct	181 ms	632 KB	Output is correct
31	Correct	178 ms	760 KB	Output is correct
32	Correct	215 ms	756 KB	Output is correct
33	Correct	216 ms	772 KB	Output is correct
34	Correct	215 ms	632 KB	Output is correct
35	Correct	215 ms	752 KB	Output is correct
36	Correct	214 ms	632 KB	Output is correct