oj.uz

답안 #1093672

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1093672 2024-09-27T08:19:29 Z lamagril Bitaro the Brave (JOI19_ho_t1) C++14
50 / 100
 1000 ms 104528 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#define int long long

using namespace std;

const int nx=3005;

char mp[nx][nx];

int32_t main(){
    cin.tie(NULL)->sync_with_stdio(false);
    int n,m; cin >> n >> m;
    for(int i=1 ; i<=n ; i++){
        string s; cin >> s;
        for(int j=1 ; j<=m ; j++){
            mp[i][j]=s[j-1];
        }
    }
    vector<int> aj[nx],ao[nx],ai[nx];
    for(int i=1 ; i<=n ; i++){
        for(int j=1 ; j<=m ; j++){
            if(mp[i][j]=='J'){
                aj[i].push_back(j);
            }
            else if(mp[i][j]=='O'){
                ao[j].push_back(i);
            }
            else if(mp[i][j]=='I'){
                ai[j].push_back(i);
            }
        }
    }
    int ans=0;
    for(int l=1 ; l<=m ; l++)/*loop l*/{
        for(int i:ao[l])/*loop i*/{
            for(int j:aj[i])/*loop j*/{
                if(j>=l) continue;
                for(int k:ai[j])/*loop k*/{
                    if(k<=i) continue;
                    ans++;
                }
            }
        }
    }
    /* i j k l
    i<k
    j<l
    */
    cout << ans << '\n';
}

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 604 KB Output is correct
2 Correct 0 ms 604 KB Output is correct
3 Correct 0 ms 604 KB Output is correct
4 Correct 0 ms 604 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 856 KB Output is correct
7 Correct 2 ms 860 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 2 ms 1120 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 604 KB Output is correct
2 Correct 0 ms 604 KB Output is correct
3 Correct 0 ms 604 KB Output is correct
4 Correct 0 ms 604 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 856 KB Output is correct
7 Correct 2 ms 860 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 2 ms 1120 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 173 ms 4700 KB Output is correct
15 Correct 1 ms 1884 KB Output is correct
16 Correct 15 ms 2908 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 322 ms 5764 KB Output is correct
19 Correct 25 ms 4952 KB Output is correct
20 Correct 627 ms 4460 KB Output is correct
21 Correct 322 ms 5720 KB Output is correct
22 Correct 48 ms 4952 KB Output is correct
23 Correct 625 ms 4460 KB Output is correct
24 Correct 288 ms 4952 KB Output is correct
25 Correct 19 ms 4700 KB Output is correct
26 Correct 610 ms 4444 KB Output is correct

Subtask #3
0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 604 KB Output is correct
2 Correct 0 ms 604 KB Output is correct
3 Correct 0 ms 604 KB Output is correct
4 Correct 0 ms 604 KB Output is correct
5 Correct 1 ms 1116 KB Output is correct
6 Correct 1 ms 856 KB Output is correct
7 Correct 2 ms 860 KB Output is correct
8 Correct 1 ms 1116 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 2 ms 1120 KB Output is correct
12 Correct 1 ms 860 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 173 ms 4700 KB Output is correct
15 Correct 1 ms 1884 KB Output is correct
16 Correct 15 ms 2908 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 322 ms 5764 KB Output is correct
19 Correct 25 ms 4952 KB Output is correct
20 Correct 627 ms 4460 KB Output is correct
21 Correct 322 ms 5720 KB Output is correct
22 Correct 48 ms 4952 KB Output is correct
23 Correct 625 ms 4460 KB Output is correct
24 Correct 288 ms 4952 KB Output is correct
25 Correct 19 ms 4700 KB Output is correct
26 Correct 610 ms 4444 KB Output is correct
27 Execution timed out 1102 ms 104528 KB Time limit exceeded
28 Halted 0 ms 0 KB -