oj.uz

Submission #1048191

# Submission time Handle Problem Language Result Execution time Memory
1048191 2024-08-08T04:48:04 Z lftroq Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 104 ms 88916 KB 
#include <bits/stdc++.h>
#define endl '\n'
#define fi first
#define se second
using namespace std;
typedef long long ll;
typedef long double ld;

const int N=3005;

char a[N][N];
int po[N][N],pi[N][N];

void solve()
{
    int n,m;
    cin >> n >> m;
    for(int i=1;i<=n;i++) for(int j=1;j<=m;j++) cin >> a[i][j];
    ll ans=0;
    for(int i=n;i>=1;i--) for(int j=m;j>=1;j--)
    {
        po[i][j]=po[i][j+1];
        pi[i][j]=pi[i+1][j];
        if(a[i][j]=='J') ans+=po[i][j]*pi[i][j];
        else if(a[i][j]=='O') po[i][j]++;
        else pi[i][j]++;
    }
    cout << ans << endl;
}

int main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    //freopen("hanhhhh.inp","r",stdin);
    //freopen("hanhhhh.out","w",stdout);
    int t=1;
    //cin >> t;
    while(t--) solve();
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3164 KB Output is correct
8 Correct 1 ms 3164 KB Output is correct
9 Correct 1 ms 3164 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3164 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3164 KB Output is correct
8 Correct 1 ms 3164 KB Output is correct
9 Correct 1 ms 3164 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3164 KB Output is correct
14 Correct 5 ms 13660 KB Output is correct
15 Correct 1 ms 8792 KB Output is correct
16 Correct 3 ms 7772 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 5 ms 13916 KB Output is correct
19 Correct 4 ms 13916 KB Output is correct
20 Correct 3 ms 13660 KB Output is correct
21 Correct 5 ms 13916 KB Output is correct
22 Correct 3 ms 13660 KB Output is correct
23 Correct 4 ms 13656 KB Output is correct
24 Correct 5 ms 13916 KB Output is correct
25 Correct 4 ms 13840 KB Output is correct
26 Correct 4 ms 13656 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 1 ms 3164 KB Output is correct
6 Correct 1 ms 3164 KB Output is correct
7 Correct 1 ms 3164 KB Output is correct
8 Correct 1 ms 3164 KB Output is correct
9 Correct 1 ms 3164 KB Output is correct
10 Correct 1 ms 3164 KB Output is correct
11 Correct 1 ms 3420 KB Output is correct
12 Correct 1 ms 3164 KB Output is correct
13 Correct 1 ms 3164 KB Output is correct
14 Correct 5 ms 13660 KB Output is correct
15 Correct 1 ms 8792 KB Output is correct
16 Correct 3 ms 7772 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 5 ms 13916 KB Output is correct
19 Correct 4 ms 13916 KB Output is correct
20 Correct 3 ms 13660 KB Output is correct
21 Correct 5 ms 13916 KB Output is correct
22 Correct 3 ms 13660 KB Output is correct
23 Correct 4 ms 13656 KB Output is correct
24 Correct 5 ms 13916 KB Output is correct
25 Correct 4 ms 13840 KB Output is correct
26 Correct 4 ms 13656 KB Output is correct
27 Correct 104 ms 88124 KB Output is correct
28 Correct 6 ms 44888 KB Output is correct
29 Correct 6 ms 9308 KB Output is correct
30 Correct 1 ms 2648 KB Output is correct
31 Correct 74 ms 73652 KB Output is correct
32 Correct 81 ms 88368 KB Output is correct
33 Correct 73 ms 88916 KB Output is correct
34 Correct 101 ms 85188 KB Output is correct
35 Correct 73 ms 88608 KB Output is correct
36 Correct 71 ms 88400 KB Output is correct
37 Correct 101 ms 88660 KB Output is correct
38 Correct 56 ms 73808 KB Output is correct
39 Correct 66 ms 73552 KB Output is correct