oj.uz

Submission #1068317

# Submission time Handle Problem Language Result Execution time Memory
1068317 2024-08-21T09:14:23 Z Benmath COVID tests (CEOI24_covid) C++14
10 / 100
 7000 ms 344 KB 
#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    double p;
    cin >> p;
    int t;
    cin >> t;
    char x;
if(t == 1){
    while(t--){
        int pos[n];
        for(int i = 0; i < n; i++){
            cout << "Q" << " ";
            for(int j = 0; j < n; j++){
                if(j != i){
                    cout << "0";
                }else{
                    cout <<"1";
                }
            }
            cout << endl<<flush;
            cin >> x;
            if(x == 'P'){
                pos[i] = 1;
            }else{
                pos[i] = 0;
            }
    }
    cout << "A" <<" ";
    for(int i = 0; i < n; i++){
        cout<<pos[i];
    }
    cout << endl<<flush;
    cin >> x;

    }
}else{
    while(t--){
        int ans[n];
        for(int i = 0; i < n; i++){
            ans[i] = 0;
        }
        int t1 = 0;
        while(t1 == 0){

            cout << "Q" <<" ";
            for(int i = 0; i < n; i++){
                if(ans[i] == 1){
                    cout << "0";
                }else{
                cout << "1";}
            }
            cout << endl << flush;
            cin >> x;
            if(x == 'N'){
                t1++;
                break;
            }else{
            int l = 0;
            int r = n - 1;
                while(l < r){
                    int mid = (l + r)/2;
                    cout << "Q" << " ";
                    for(int i = 0; i < l; i++){
                        cout << "0";
                    }
                    for(int i = l; i <= mid; i++){
                        if(ans[i] == 1){
                            cout <<"0";
                        }else{
                        cout <<"1";}
                    }
                    for(int i = mid + 1; i < n; i++){
                        cout <<"0";
                    }
                    cout << endl << flush;
                    cin >> x;

                    if(x == 'P'){
                        r = mid;
                    }else{
                    l = mid + 1;}
                }
                ans[l] = 1;
            }
        }
        cout << "A" <<" ";
        for(int i = 0; i < n; i++){
            cout << ans[i];
        }
        cout << endl << flush;
        cin >> x;
    }
}
}

Subtask #0
0.0 / 0.0

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

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 344 KB Output is correct
2 Correct 31 ms 344 KB Output is correct
3 Correct 27 ms 344 KB Output is correct
4 Correct 23 ms 344 KB Output is correct
5 Correct 41 ms 344 KB Output is correct
6 Correct 33 ms 344 KB Output is correct
7 Correct 42 ms 344 KB Output is correct
8 Correct 44 ms 344 KB Output is correct
9 Correct 24 ms 344 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 23 ms 344 KB Output is correct
12 Correct 23 ms 344 KB Output is correct
13 Correct 22 ms 344 KB Output is correct
14 Correct 35 ms 344 KB Output is correct
15 Correct 23 ms 344 KB Output is correct
16 Correct 23 ms 344 KB Output is correct
17 Correct 41 ms 344 KB Output is correct

Subtask #2
0.0 / 90.0

# Verdict Execution time Memory Grader output
1 Correct 100 ms 344 KB Output is correct (P=0.001, F=15.1, Q=11.0) -> 90.00 points
2 Correct 480 ms 344 KB Output is correct (P=0.005256, F=51.1, Q=56.8) -> 62.23 points
3 Correct 1035 ms 344 KB Output is correct (P=0.011546, F=94.9, Q=126.2) -> 38.81 points
4 Correct 2688 ms 344 KB Output is correct (P=0.028545, F=191.5, Q=313.4) -> 25.38 points
5 Correct 3749 ms 344 KB Output is correct (P=0.039856, F=246.3, Q=440.7) -> 21.65 points
6 Correct 6254 ms 344 KB Output is correct (P=0.068648, F=366.2, Q=758.9) -> 17.01 points
7 Execution timed out 7026 ms 344 KB Time limit exceeded
8 Halted 0 ms 0 KB -