oj.uz

Submission #1068298

# Submission time Handle Problem Language Result Execution time Memory
1068298 2024-08-21T09:09:01 Z vjudge1 COVID tests (CEOI24_covid) C++17
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 34 ms 344 KB Output is correct
2 Correct 32 ms 344 KB Output is correct
3 Correct 23 ms 344 KB Output is correct
4 Correct 24 ms 344 KB Output is correct
5 Correct 28 ms 344 KB Output is correct
6 Correct 24 ms 344 KB Output is correct
7 Correct 27 ms 344 KB Output is correct
8 Correct 24 ms 344 KB Output is correct
9 Correct 38 ms 344 KB Output is correct
10 Correct 33 ms 344 KB Output is correct
11 Correct 32 ms 344 KB Output is correct
12 Correct 23 ms 344 KB Output is correct
13 Correct 25 ms 344 KB Output is correct
14 Correct 29 ms 340 KB Output is correct
15 Correct 25 ms 344 KB Output is correct
16 Correct 33 ms 344 KB Output is correct
17 Correct 22 ms 344 KB Output is correct

Subtask #2
0.0 / 90.0

# Verdict Execution time Memory Grader output
1 Correct 101 ms 344 KB Output is correct (P=0.001, F=15.1, Q=11.0) -> 90.00 points
2 Correct 448 ms 344 KB Output is correct (P=0.005256, F=51.1, Q=56.8) -> 62.23 points
3 Correct 1004 ms 344 KB Output is correct (P=0.011546, F=94.9, Q=126.2) -> 38.81 points
4 Correct 2459 ms 344 KB Output is correct (P=0.028545, F=191.5, Q=313.4) -> 25.38 points
5 Correct 3502 ms 344 KB Output is correct (P=0.039856, F=246.3, Q=440.7) -> 21.65 points
6 Correct 6059 ms 344 KB Output is correct (P=0.068648, F=366.2, Q=758.9) -> 17.01 points
7 Execution timed out 7015 ms 344 KB Time limit exceeded
8 Halted 0 ms 0 KB -