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Submission #721861

# Submission time Handle Problem Language Result Execution time Memory
721861 2023-04-11T08:00:44 Z Darren0724 Street Lamps (APIO19_street_lamps) C++17
20 / 100
 5000 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;

int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n,q;cin>>n>>q;
    vector<int> a(n);
    vector<vector<int>> v(n,vector<int>(q+1));
    for(int i=0;i<n;i++){
        char c;cin>>c;
        a[i]=c-'0';
        if(a[i]==1){
            v[i][0]=1;
        }
    }
    for(int i=1;i<=q;i++){
        string s;cin>>s;
        if(s=="query"){
            int x,y;cin>>x>>y;x--;y--;
            int ans=0;
            for(int j=0;j<i;j++){
                int flag=1;
                for(int k=x;k<y;k++){
                    //cout<<j<<' '<<k<<endl;
                    flag&=v[k][j];
                }
                ans+=flag;
            }
            cout<<ans<<endl;
        }
        else{
            int p;cin>>p;p--;
            if(a[p]==1){
                a[p]=0;
            }
            else{
                a[p]=1;
            }
        }
        for(int j=0;j<n;j++){
            v[j][i]=a[j];
        }
    }

    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5037 ms 237452 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 8148 KB Output is correct
2 Correct 77 ms 8236 KB Output is correct
3 Correct 142 ms 8236 KB Output is correct
4 Correct 212 ms 8232 KB Output is correct
5 Runtime error 242 ms 524288 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 247 ms 8220 KB Output is correct
2 Correct 178 ms 8244 KB Output is correct
3 Correct 131 ms 8148 KB Output is correct
4 Correct 22 ms 8136 KB Output is correct
5 Runtime error 200 ms 524288 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Execution timed out 5037 ms 237452 KB Time limit exceeded
9 Halted 0 ms 0 KB -