oj.uz

Submission #125540

# Submission time Handle Problem Language Result Execution time Memory
125540 2019-07-05T17:48:18 Z The_Wolfpack Nautilus (BOI19_nautilus) C++14
100 / 100
 356 ms 157944 KB 
#include <bits/stdc++.h>
using namespace std;
 
int r,c,m;
char a[505][505];
string s;
 
//bool dp[105][105][105];
 
int main()
{
    ios_base::sync_with_stdio(false);
    cin>>r>>c>>m;
    for(int i=0;i<r;i++) for(int j=0;j<c;j++) cin>>a[i][j];
    cin>>s;
    bitset<500> dp[m+10][r];
    bitset<500> red[r];
    for(int i=0;i<r;i++) for(int j=0;j<c;j++)
    {
        if(a[i][j]=='#')
        {
            dp[0][i][j]=0;
            red[i][j]=0;
        }
        else
        {
            dp[0][i][j]=1;
            red[i][j]=1;
        }
    }
    for(int t=1;t<=m;t++)
    {
        char sad=s[t-1];
        for(int i=0;i<r;i++)
        {
            if(sad=='W' || sad=='?') dp[t][i]|=(dp[t-1][i]>>1) & red[i]; 
            if(sad=='E' || sad=='?') dp[t][i]|=(dp[t-1][i]<<1) & red[i]; 
            if((sad=='S' || sad=='?') && i) dp[t][i]|=dp[t-1][i-1] & red[i]; 
            if((sad=='N' || sad=='?') && i+1<r) dp[t][i]|=dp[t-1][i+1] & red[i]; 
            /*else
            {
                
            }*/
        }
    }
    int res=0;
    for(int i=0;i<r;i++) res+=dp[m][i].count();
    cout<<res<<endl;
    return 0;
}

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1148 KB Output is correct
2 Correct 3 ms 1144 KB Output is correct
3 Correct 3 ms 1144 KB Output is correct
4 Correct 3 ms 1144 KB Output is correct
5 Correct 3 ms 1144 KB Output is correct
6 Correct 3 ms 1144 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1148 KB Output is correct
2 Correct 3 ms 1144 KB Output is correct
3 Correct 3 ms 1144 KB Output is correct
4 Correct 3 ms 1144 KB Output is correct
5 Correct 3 ms 1144 KB Output is correct
6 Correct 3 ms 1144 KB Output is correct
7 Correct 3 ms 1144 KB Output is correct
8 Correct 3 ms 1144 KB Output is correct
9 Correct 4 ms 1144 KB Output is correct
10 Correct 4 ms 1144 KB Output is correct
11 Correct 3 ms 1144 KB Output is correct
12 Correct 3 ms 1016 KB Output is correct
13 Correct 3 ms 1016 KB Output is correct
14 Correct 3 ms 1144 KB Output is correct
15 Correct 3 ms 1016 KB Output is correct
16 Correct 3 ms 1020 KB Output is correct
17 Correct 3 ms 1016 KB Output is correct
18 Correct 3 ms 1016 KB Output is correct
19 Correct 4 ms 1144 KB Output is correct
20 Correct 4 ms 1020 KB Output is correct
21 Correct 4 ms 1144 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1148 KB Output is correct
2 Correct 3 ms 1144 KB Output is correct
3 Correct 3 ms 1144 KB Output is correct
4 Correct 3 ms 1144 KB Output is correct
5 Correct 3 ms 1144 KB Output is correct
6 Correct 3 ms 1144 KB Output is correct
7 Correct 3 ms 1144 KB Output is correct
8 Correct 3 ms 1144 KB Output is correct
9 Correct 4 ms 1144 KB Output is correct
10 Correct 4 ms 1144 KB Output is correct
11 Correct 3 ms 1144 KB Output is correct
12 Correct 3 ms 1016 KB Output is correct
13 Correct 3 ms 1016 KB Output is correct
14 Correct 3 ms 1144 KB Output is correct
15 Correct 3 ms 1016 KB Output is correct
16 Correct 3 ms 1020 KB Output is correct
17 Correct 3 ms 1016 KB Output is correct
18 Correct 3 ms 1016 KB Output is correct
19 Correct 4 ms 1144 KB Output is correct
20 Correct 4 ms 1020 KB Output is correct
21 Correct 4 ms 1144 KB Output is correct
22 Correct 233 ms 157532 KB Output is correct
23 Correct 243 ms 157916 KB Output is correct
24 Correct 234 ms 157816 KB Output is correct
25 Correct 232 ms 157704 KB Output is correct
26 Correct 234 ms 157944 KB Output is correct
27 Correct 284 ms 157892 KB Output is correct
28 Correct 288 ms 157688 KB Output is correct
29 Correct 306 ms 157944 KB Output is correct
30 Correct 296 ms 157816 KB Output is correct
31 Correct 283 ms 157688 KB Output is correct
32 Correct 330 ms 157816 KB Output is correct
33 Correct 356 ms 157860 KB Output is correct
34 Correct 330 ms 157688 KB Output is correct
35 Correct 331 ms 157816 KB Output is correct
36 Correct 336 ms 157916 KB Output is correct