답안 #947631

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
947631	2024-03-16T16:49:09 Z	VMaksimoski008	Nautilus (BOI19_nautilus)	C++14	100 / 100	159 ms	776 KB

nautilus

#include <bits/stdc++.h>
using namespace std;

bitset<500> dp[2][500], mat[500];

int main() {
    int n, m, K, ans = 0;
    cin >> n >> m >> K;

    for(int i=0; i<n; i++) {
        for(int j=0; j<m; j++) {
            char ch; cin >> ch;
            mat[i][j] = (ch == '.');
        }
    }

    string s; cin >> s;
    s = "." + s;

    for(int i=0; i<n; i++)
        for(int j=0; j<m; j++) dp[0][i][j] = mat[i][j]; 

    for(int i=1; i<=K; i++) {
        for(int r=0; r<n; r++) {
            if(s[i] == 'W' || s[i] == '?') dp[1][r] |= (mat[r] & (dp[0][r] >> 1));
            if(s[i] == 'E' || s[i] == '?') dp[1][r] |= (mat[r] & (dp[0][r] << 1));
            if((s[i] == 'N' || s[i] == '?') && r + 1 < n) dp[1][r] |= (dp[0][r+1] & mat[r]);
            if((s[i] == 'S' || s[i] == '?') && r - 1 >= 0) dp[1][r] |= (dp[0][r-1] & mat[r]);
        }
        
        for(int r=0; r<n; r++) {
            dp[0][r] = dp[1][r];
            dp[1][r].reset();
        }
    }

    for(int i=0; i<n; i++)
        for(int j=0; j<m; j++) ans += dp[0][i][j];
    cout << ans << '\n';
    return 0;
}

Subtask #1

29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	360 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct

Subtask #2

37.0 / 37.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	360 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	464 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	2 ms	348 KB	Output is correct
20	Correct	2 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct

Subtask #3

34.0 / 34.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	360 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	464 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	1 ms	348 KB	Output is correct
19	Correct	2 ms	348 KB	Output is correct
20	Correct	2 ms	348 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	83 ms	444 KB	Output is correct
23	Correct	85 ms	772 KB	Output is correct
24	Correct	91 ms	604 KB	Output is correct
25	Correct	83 ms	600 KB	Output is correct
26	Correct	82 ms	600 KB	Output is correct
27	Correct	120 ms	604 KB	Output is correct
28	Correct	125 ms	776 KB	Output is correct
29	Correct	121 ms	604 KB	Output is correct
30	Correct	125 ms	772 KB	Output is correct
31	Correct	142 ms	600 KB	Output is correct
32	Correct	157 ms	768 KB	Output is correct
33	Correct	150 ms	600 KB	Output is correct
34	Correct	153 ms	600 KB	Output is correct
35	Correct	159 ms	772 KB	Output is correct
36	Correct	150 ms	600 KB	Output is correct