oj.uz

답안 #1068583

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1068583 2024-08-21T10:45:52 Z BigBadBully COVID tests (CEOI24_covid) C++17
10 / 100
 7000 ms 344 KB 
// Online C++ compiler to run C++ program online
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
int n,t;
bool guess(int l,int r){
    cout << "Q ";
    for (int i = 0; i < n; i++)
    {
        if (i >= l && i <= r)
            cout << '1';
        else
            cout << '0';
    }
    cout << endl;
  
    char la;
    cin >> la;
    if (la == 'P')
    return 1;
    else
    return 0;
}
void calc(vector<bool>& mask, int l, int r)
{
    if (l==r)
    {
        mask[l] = 1;
        return;
    }
    int mid = l+r>>1;
    if (guess(l,mid))
        calc(mask,l,mid);
    if (guess(mid+1,r))
        calc(mask,mid+1,r);
}
signed main() {
    double p;
    
    cin >> n >> p >> t;
    double tte = 1/p;
    int mile = (int)tte;
    
    while(t--)
    {
        
        int prev = 0;
        vector<bool> mask(n,0);
        if (mile < sqrt(n))
        {
            calc(mask,0,n-1);
        }
        else
        while(prev < n)
        {
            int l = prev, r = min(n-1,prev+max(4ll,mile));
            if (!guess(l,r))
            {
                prev = r+1;
                continue;
            }
            while (r-l>1)
            {
                int mid = l+r>>1;
                if (guess(prev,mid))
                    r = mid;
                else
                    l = mid;
            }
            if (guess(l,l))
            {
                mask[l] = 1;
                prev = r;
            }
            else
            {
                mask[r] = 1;
                prev = r+1;
            }
        }
        cout << "A ";
        for (int i = 0; i < n; i++)
            cout << (char)(mask[i]+'0');
        cout << endl;
        char c;
        cin >> c;
        if (c=='C')
            continue;
        else
            break;
    }
}

Compilation message

Main.cpp: In function 'void calc(std::vector<bool>&, long long int, long long int)':
Main.cpp:33:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   33 |     int mid = l+r>>1;
      |               ~^~
Main.cpp: In function 'int main()':
Main.cpp:66:28: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   66 |                 int mid = l+r>>1;
      |                           ~^~

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 72 ms 344 KB Output is correct
2 Correct 43 ms 344 KB Output is correct
3 Correct 52 ms 344 KB Output is correct
4 Correct 53 ms 344 KB Output is correct
5 Correct 73 ms 344 KB Output is correct
6 Correct 65 ms 344 KB Output is correct
7 Correct 48 ms 344 KB Output is correct
8 Correct 37 ms 344 KB Output is correct
9 Correct 44 ms 344 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 38 ms 344 KB Output is correct
12 Correct 37 ms 340 KB Output is correct
13 Correct 44 ms 344 KB Output is correct
14 Correct 38 ms 344 KB Output is correct
15 Correct 51 ms 344 KB Output is correct
16 Correct 48 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct

Subtask #2
0.0 / 90.0

# 결과 실행 시간 메모리 Grader output
1 Correct 107 ms 344 KB Output is correct (P=0.001, F=15.1, Q=11.6) -> 90.00 points
2 Correct 431 ms 344 KB Output is correct (P=0.005256, F=51.1, Q=52.3) -> 82.27 points
3 Correct 840 ms 344 KB Output is correct (P=0.011546, F=94.9, Q=103.5) -> 66.06 points
4 Correct 1752 ms 344 KB Output is correct (P=0.028545, F=191.5, Q=218.3) -> 57.70 points
5 Correct 3122 ms 344 KB Output is correct (P=0.039856, F=246.3, Q=387.5) -> 27.33 points
6 Correct 4613 ms 344 KB Output is correct (P=0.068648, F=366.2, Q=568.4) -> 28.05 points
7 Correct 5983 ms 344 KB Output is correct (P=0.104571, F=490.3, Q=750.4) -> 28.83 points
8 Execution timed out 7004 ms 344 KB Time limit exceeded
9 Halted 0 ms 0 KB -