Submission #667251

# Submission time Handle Problem Language Result Execution time Memory
667251 2022-11-30T23:50:30 Z Darren0724 Inside information (BOI21_servers) C++17
2.5 / 100
228 ms 524288 KB
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(),x.end()
const int INF=1e18;
const int mod=1e9+7;

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n,q;cin>>n>>q;
    q=n+q-1;
    vector<bitset<120000>> v(n);
    for(int i=0;i<n;i++){
        v[i][i]=1;
    }
    for(int i=0;i<q;i++){
        char c;cin>>c;
        if(c=='S'){
            int a,b;cin>>a>>b;a--;b--;
            v[a]|=v[b];
            v[b]=v[a];
        }
        if(c=='Q'){
            int a,b;cin>>a>>b;a--;b--;
            if(v[a][b]){
                cout<<"yes"<<endl;
            }
            else{
                cout<<"no"<<endl;
            }
        }
        if(c=='C'){
            int p;cin>>p;p--;
            cout<<0<<endl;
        }
    }

    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 154 ms 2248 KB Output is correct
2 Correct 196 ms 60740 KB Output is correct
3 Correct 186 ms 60800 KB Output is correct
4 Correct 195 ms 60744 KB Output is correct
5 Correct 196 ms 60684 KB Output is correct
6 Correct 189 ms 60752 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 154 ms 2248 KB Output is correct
2 Correct 196 ms 60740 KB Output is correct
3 Correct 186 ms 60800 KB Output is correct
4 Correct 195 ms 60744 KB Output is correct
5 Correct 196 ms 60684 KB Output is correct
6 Correct 189 ms 60752 KB Output is correct
7 Incorrect 155 ms 2204 KB Extra information in the output file
8 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 165 ms 2248 KB Output is correct
2 Runtime error 228 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 165 ms 2248 KB Output is correct
2 Runtime error 228 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 196 ms 2152 KB Output is correct
2 Runtime error 202 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 196 ms 2152 KB Output is correct
2 Runtime error 202 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 161 ms 2208 KB Output is correct
2 Runtime error 200 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 161 ms 2208 KB Output is correct
2 Runtime error 200 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 167 ms 2168 KB Output is correct
2 Runtime error 216 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 167 ms 2168 KB Output is correct
2 Runtime error 216 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 176 ms 2172 KB Output is correct
2 Correct 213 ms 60856 KB Output is correct
3 Correct 201 ms 60776 KB Output is correct
4 Correct 195 ms 60696 KB Output is correct
5 Correct 198 ms 60768 KB Output is correct
6 Correct 197 ms 60784 KB Output is correct
7 Correct 151 ms 2216 KB Output is correct
8 Runtime error 187 ms 524288 KB Execution killed with signal 9
9 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 176 ms 2172 KB Output is correct
2 Correct 213 ms 60856 KB Output is correct
3 Correct 201 ms 60776 KB Output is correct
4 Correct 195 ms 60696 KB Output is correct
5 Correct 198 ms 60768 KB Output is correct
6 Correct 197 ms 60784 KB Output is correct
7 Correct 151 ms 2216 KB Output is correct
8 Runtime error 187 ms 524288 KB Execution killed with signal 9
9 Halted 0 ms 0 KB -