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Submission #419882

# Submission time Handle Problem Language Result Execution time Memory
419882 2021-06-07T15:38:19 Z nicolaalexandra Nautilus (BOI19_nautilus) C++14
100 / 100
 178 ms 716 KB 
#include <bits/stdc++.h>
#define DIM 510
using namespace std;

char v[DIM*10],s[DIM];
int n,m,k,i,j;

bitset <DIM> a[2][DIM],mask[DIM];

int main (){

    //ifstream cin ("date.in");
    //ofstream cout ("date.out");

    cin>>n>>m>>k;

    for (i=1;i<=n;i++){
        cin>>s+1;
        for (j=1;j<=m;j++)
            if (s[j] == '.')
                mask[i][j] = 1;

        a[0][i] = mask[i];
    }

    cin>>v+1;

    int t = 1;
    for (int pas=1;pas<=k;pas++){

        for (i=1;i<=n;i++)
            a[t][i].reset();


        for (i=1;i<=n;i++){

            if (v[pas] == 'N' || v[pas] == '?')
                a[t][i] |= a[1-t][i+1];

            if (v[pas] == 'S' || v[pas] == '?')
                a[t][i] |= a[1-t][i-1];

            if (v[pas] == 'E' || v[pas] == '?')
                a[t][i] |= (a[1-t][i] << 1);

            if (v[pas] == 'W' || v[pas] == '?')
                a[t][i] |= (a[1-t][i] >> 1);


            a[t][i] &= mask[i];
        }

        t = 1-t;

    }

    int sol = 0;
    for (i=1;i<=n;i++)
        for (j=1;j<=m;j++)
            sol += a[1-t][i][j];

    cout<<sol;



    return 0;
}

Compilation message

nautilus.cpp: In function 'int main()':
nautilus.cpp:18:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   18 |         cin>>s+1;
      |              ~^~
nautilus.cpp:26:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   26 |     cin>>v+1;
      |          ~^~

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 2 ms 204 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 204 KB Output is correct
20 Correct 2 ms 204 KB Output is correct
21 Correct 2 ms 332 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 2 ms 204 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 204 KB Output is correct
20 Correct 2 ms 204 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 102 ms 620 KB Output is correct
23 Correct 109 ms 620 KB Output is correct
24 Correct 103 ms 632 KB Output is correct
25 Correct 102 ms 624 KB Output is correct
26 Correct 103 ms 584 KB Output is correct
27 Correct 144 ms 616 KB Output is correct
28 Correct 152 ms 620 KB Output is correct
29 Correct 143 ms 588 KB Output is correct
30 Correct 142 ms 620 KB Output is correct
31 Correct 153 ms 600 KB Output is correct
32 Correct 176 ms 620 KB Output is correct
33 Correct 178 ms 588 KB Output is correct
34 Correct 173 ms 588 KB Output is correct
35 Correct 178 ms 716 KB Output is correct
36 Correct 169 ms 584 KB Output is correct