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Submission #896355

# Submission time Handle Problem Language Result Execution time Memory
896355 2024-01-01T10:05:30 Z Aiperiii Passport (JOI23_passport) C++14
16 / 100
 2000 ms 1048576 KB 
#include <bits/stdc++.h>
#define int long long
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
using namespace std;
signed main(){
    ios_base::sync_with_stdio();
    cin.tie(0);
    int n;
    cin>>n;
    vector <int> l(n+1),r(n+1);
    for(int i=1;i<=n;i++){
        cin>>l[i]>>r[i];
    }
    int query;
    cin>>query;
    while(query--){
        int s;
        cin>>s;
        if(s==1){
            
        }
        queue < pair <int,int> > q;
        q.push({l[s],r[s]});
        vector <vector <int> >  dis(n+1,vector <int> (n+1,1e18));
        dis[l[s]][r[s]]=1;
        while(!q.empty()){
            int left=q.front().ff;
            int right=q.front().ss;
            q.pop();
            for(int i=left;i<=right;i++){
                if(dis[min(left,l[i])][max(right,r[i])]>dis[left][right]+1){
                    dis[min(left,l[i])][max(right,r[i])]=dis[left][right]+1;
                    q.push({min(left,l[i]),max(right,r[i])});
                }
            }
        }
        if(dis[1][n]==1e18)cout<<-1<<"\n";
        else cout<<dis[1][n]<<"\n";
    }
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Runtime error 467 ms 1048576 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 428 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 436 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 2 ms 860 KB Output is correct
12 Correct 2 ms 948 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 3 ms 1116 KB Output is correct

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 428 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 436 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 2 ms 860 KB Output is correct
12 Correct 2 ms 948 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 3 ms 1116 KB Output is correct
16 Correct 1353 ms 46924 KB Output is correct
17 Correct 827 ms 49000 KB Output is correct
18 Correct 40 ms 49756 KB Output is correct
19 Correct 43 ms 46940 KB Output is correct
20 Execution timed out 2061 ms 49492 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #4
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 428 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 436 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 2 ms 860 KB Output is correct
12 Correct 2 ms 948 KB Output is correct
13 Correct 1 ms 1116 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 3 ms 1116 KB Output is correct
16 Correct 1353 ms 46924 KB Output is correct
17 Correct 827 ms 49000 KB Output is correct
18 Correct 40 ms 49756 KB Output is correct
19 Correct 43 ms 46940 KB Output is correct
20 Execution timed out 2061 ms 49492 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #5
0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Runtime error 467 ms 1048576 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -