Submission #110329

# Submission time Handle Problem Language Result Execution time Memory
110329 2019-05-10T17:28:02 Z Leonardo_Paes Bitaro the Brave (JOI19_ho_t1) C++11
100 / 100
799 ms 150904 KB
#include <bits/stdc++.h>

using namespace std;

const int maxn = 3e3+10;

char mat[maxn][maxn];

long long prefi[maxn][maxn], prefo[maxn][maxn];

int main(){

    int h, w;

    cin >> h >> w;

    for(int i=1; i<=h; i++){
        for(int j=1; j<=w; j++){
            cin >> mat[i][j];
        }
    }

    for(int i=1; i<=h; i++){
        for(int j=w; j>=1; j--){
            if(mat[i][j]=='O')prefo[i][j]=1;
            prefo[i][j]+=prefo[i][j+1];
        }
    }

    for(int i=h; i>=1; i--){
        for(int j=1; j<=w; j++){
            if(mat[i][j]=='I')prefi[i][j]=1;
            prefi[i][j]+=prefi[i+1][j];
        }
    }

    long long ans=0;

    for(int i=1; i<=h; i++){
        for(int j=1; j<=w; j++){
            if(mat[i][j]=='J'){
                ans+=prefi[i][j]*prefo[i][j];
            }
        }
    }

    cout << ans << endl;
}
# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 4 ms 1664 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1536 KB Output is correct
8 Correct 4 ms 1664 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 4 ms 1664 KB Output is correct
12 Correct 4 ms 1536 KB Output is correct
13 Correct 4 ms 1536 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 4 ms 1664 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1536 KB Output is correct
8 Correct 4 ms 1664 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 4 ms 1664 KB Output is correct
12 Correct 4 ms 1536 KB Output is correct
13 Correct 4 ms 1536 KB Output is correct
14 Correct 23 ms 8832 KB Output is correct
15 Correct 6 ms 4992 KB Output is correct
16 Correct 13 ms 5248 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 30 ms 9848 KB Output is correct
19 Correct 33 ms 9720 KB Output is correct
20 Correct 30 ms 9728 KB Output is correct
21 Correct 28 ms 9856 KB Output is correct
22 Correct 24 ms 9700 KB Output is correct
23 Correct 28 ms 9720 KB Output is correct
24 Correct 30 ms 9948 KB Output is correct
25 Correct 24 ms 9720 KB Output is correct
26 Correct 29 ms 9724 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 4 ms 1664 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 4 ms 1536 KB Output is correct
8 Correct 4 ms 1664 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 4 ms 1408 KB Output is correct
11 Correct 4 ms 1664 KB Output is correct
12 Correct 4 ms 1536 KB Output is correct
13 Correct 4 ms 1536 KB Output is correct
14 Correct 23 ms 8832 KB Output is correct
15 Correct 6 ms 4992 KB Output is correct
16 Correct 13 ms 5248 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 30 ms 9848 KB Output is correct
19 Correct 33 ms 9720 KB Output is correct
20 Correct 30 ms 9728 KB Output is correct
21 Correct 28 ms 9856 KB Output is correct
22 Correct 24 ms 9700 KB Output is correct
23 Correct 28 ms 9720 KB Output is correct
24 Correct 30 ms 9948 KB Output is correct
25 Correct 24 ms 9720 KB Output is correct
26 Correct 29 ms 9724 KB Output is correct
27 Correct 799 ms 150748 KB Output is correct
28 Correct 28 ms 26336 KB Output is correct
29 Correct 54 ms 13432 KB Output is correct
30 Correct 5 ms 768 KB Output is correct
31 Correct 612 ms 125620 KB Output is correct
32 Correct 718 ms 150904 KB Output is correct
33 Correct 707 ms 150296 KB Output is correct
34 Correct 668 ms 145892 KB Output is correct
35 Correct 742 ms 150776 KB Output is correct
36 Correct 756 ms 150264 KB Output is correct
37 Correct 715 ms 150744 KB Output is correct
38 Correct 517 ms 124920 KB Output is correct
39 Correct 453 ms 125140 KB Output is correct