oj.uz

Submission #98101

# Submission time Handle Problem Language Result Execution time Memory
98101 2019-02-20T17:03:44 Z someone_aa Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
 176 ms 9524 KB 
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
using namespace std;
const int maxn = 3100;
char maze[maxn][maxn];
ll cnt[maxn];
int n, m;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>m;
    for(int i=1;i<=n;i++) {
        for(int j=1;j<=m;j++) {
            cin>>maze[i][j];
        }
    }

    ll result = 0LL;
    for(int i=n;i>=1;i--) {
        // from down up
        ll cntj = 0LL;
        for(int j=1;j<=m;j++) {
            if(maze[i][j] == 'J') cntj += cnt[j];
            else if(maze[i][j] == 'O') {
                // process
                ll temp = 1LL * cntj;
                result += temp;
            }
            else {
                cnt[j]++;
            }
        }
    }
    cout<<result<<"\n";
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 640 KB Output is correct
6 Correct 3 ms 640 KB Output is correct
7 Correct 2 ms 640 KB Output is correct
8 Correct 2 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 3 ms 640 KB Output is correct
12 Correct 2 ms 640 KB Output is correct
13 Correct 3 ms 640 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 640 KB Output is correct
6 Correct 3 ms 640 KB Output is correct
7 Correct 2 ms 640 KB Output is correct
8 Correct 2 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 3 ms 640 KB Output is correct
12 Correct 2 ms 640 KB Output is correct
13 Correct 3 ms 640 KB Output is correct
14 Correct 8 ms 1920 KB Output is correct
15 Correct 3 ms 1536 KB Output is correct
16 Correct 5 ms 1152 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 9 ms 1920 KB Output is correct
19 Correct 7 ms 1920 KB Output is correct
20 Correct 7 ms 1920 KB Output is correct
21 Correct 8 ms 1792 KB Output is correct
22 Correct 6 ms 1892 KB Output is correct
23 Correct 7 ms 1792 KB Output is correct
24 Correct 8 ms 1920 KB Output is correct
25 Correct 6 ms 1792 KB Output is correct
26 Correct 6 ms 1792 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 640 KB Output is correct
6 Correct 3 ms 640 KB Output is correct
7 Correct 2 ms 640 KB Output is correct
8 Correct 2 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 3 ms 640 KB Output is correct
12 Correct 2 ms 640 KB Output is correct
13 Correct 3 ms 640 KB Output is correct
14 Correct 8 ms 1920 KB Output is correct
15 Correct 3 ms 1536 KB Output is correct
16 Correct 5 ms 1152 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 9 ms 1920 KB Output is correct
19 Correct 7 ms 1920 KB Output is correct
20 Correct 7 ms 1920 KB Output is correct
21 Correct 8 ms 1792 KB Output is correct
22 Correct 6 ms 1892 KB Output is correct
23 Correct 7 ms 1792 KB Output is correct
24 Correct 8 ms 1920 KB Output is correct
25 Correct 6 ms 1792 KB Output is correct
26 Correct 6 ms 1792 KB Output is correct
27 Correct 176 ms 9500 KB Output is correct
28 Correct 8 ms 7424 KB Output is correct
29 Correct 10 ms 1152 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 171 ms 7928 KB Output is correct
32 Correct 130 ms 9464 KB Output is correct
33 Correct 142 ms 9524 KB Output is correct
34 Correct 176 ms 9080 KB Output is correct
35 Correct 138 ms 9464 KB Output is correct
36 Correct 122 ms 9464 KB Output is correct
37 Correct 168 ms 9464 KB Output is correct
38 Correct 89 ms 7928 KB Output is correct
39 Correct 86 ms 7932 KB Output is correct