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Submission #1039287

# Submission time Handle Problem Language Result Execution time Memory
1039287 2024-07-30T16:29:37 Z Dalek_of_Rivia COVID tests (CEOI24_covid) C++17
0 / 100
 7000 ms 344 KB 
#include <bits/stdc++.h>
using namespace std;

bool ans[1000];
int N;

bool ask(int inf, int sup, bool preg){
    char c='P';
    if(preg){
        cout<<"Q ";
        for(int i=0; i<N; i++){
            if((i<inf)|(i>sup)){
                cout<<0;
            }else{
                cout<<1;
            }
        }
        cout<<endl;
        cin>>c;
    }
    if(c=='N'){
        for(int i=inf; i<=sup; i++) ans[i]=false;
        return false;
    }else if(inf==sup){
        ans[inf]=true;
        return true;
    }else{
        int m = (inf+sup)/2;
        bool tau=ask(inf, m, true);
        ask(m+1, sup, tau);
        return true;
    }
}

int main()
{
    cin.tie(nullptr);
    int T;
    double P;
    cin>>N>>P>>T;
    double jaskier=0.5;
    
    for(int dalekofrivia=0; dalekofrivia<T; dalekofrivia++){
        int lambda=(jaskier/P)+1;
        for(int i=0; i<N; i+=lambda) ask(i, min(i+lambda, N)-1, true);
        cout<<"A ";
        for(int i=0; i<N; i++) cout<<ans[i];
        cout<<endl;
        char C;
        cin>>C;
        if(C!='C') break;
    }

    return 0;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct

Subtask #1
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 344 KB Output is correct
2 Correct 35 ms 344 KB Output is correct
3 Correct 36 ms 344 KB Output is correct
4 Correct 40 ms 344 KB Output is correct
5 Correct 34 ms 344 KB Output is correct
6 Correct 34 ms 344 KB Output is correct
7 Correct 45 ms 344 KB Output is correct
8 Correct 35 ms 344 KB Output is correct
9 Correct 35 ms 344 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 56 ms 344 KB Output is correct
12 Correct 46 ms 344 KB Output is correct
13 Correct 35 ms 344 KB Output is correct
14 Correct 48 ms 344 KB Output is correct
15 Correct 38 ms 344 KB Output is correct
16 Correct 46 ms 344 KB Output is correct
17 Runtime error 0 ms 344 KB Execution killed with signal 11
18 Halted 0 ms 0 KB -

Subtask #2
0.0 / 90.0

# Verdict Execution time Memory Grader output
1 Correct 178 ms 344 KB Output is correct (P=0.001, F=15.1, Q=14.0) -> 90.00 points
2 Correct 695 ms 344 KB Output is correct (P=0.005256, F=51.1, Q=59.5) -> 54.30 points
3 Correct 1417 ms 344 KB Output is correct (P=0.011546, F=94.9, Q=114.2) -> 49.63 points
4 Correct 2545 ms 344 KB Output is correct (P=0.028545, F=191.5, Q=227.7) -> 51.25 points
5 Correct 3275 ms 344 KB Output is correct (P=0.039856, F=246.3, Q=293.6) -> 50.90 points
6 Correct 4674 ms 344 KB Output is correct (P=0.068648, F=366.2, Q=407.2) -> 62.16 points
7 Correct 6340 ms 344 KB Output is correct (P=0.104571, F=490.3, Q=559.9) -> 57.40 points
8 Execution timed out 7042 ms 344 KB Time limit exceeded
9 Halted 0 ms 0 KB -