oj.uz

답안 #1069394

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1069394 2024-08-21T21:22:48 Z BigBadBully COVID tests (CEOI24_covid) C++17
37.33 / 100
 6133 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);
}
void linear(vector<bool>&mask,int mile)
{
    int prev = 0;
    while(prev<n)
    {
        if (guess(prev,min(n-1,prev+mile)))
            for (int i = prev;i <= min(n-1,prev+mile); i++)
                if (guess(i,i))
                    mask[i] = 1;
        prev = min(n,prev+mile+1);
    }
    
    
}
signed main() {
    double p;
    ios::sync_with_stdio(0);
    cin >> n >> p >> t;
    double tte = 1/p;
    int mile = (int)tte;
    
    while(t--)
    {
        
        int prev = 0;
        vector<bool> mask(n,0);
        if (mile < 14)
        {
            linear(mask,mile);
        }
       else if (mile < 26) 
        {
            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:84:28: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   84 |                 int mid = l+r>>1;
      |                           ~^~

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 28 ms 344 KB Output is correct
2 Correct 27 ms 344 KB Output is correct
3 Correct 34 ms 344 KB Output is correct
4 Correct 27 ms 344 KB Output is correct
5 Correct 28 ms 344 KB Output is correct
6 Correct 28 ms 344 KB Output is correct
7 Correct 24 ms 344 KB Output is correct
8 Correct 24 ms 344 KB Output is correct
9 Correct 28 ms 344 KB Output is correct
10 Correct 17 ms 344 KB Output is correct
11 Correct 21 ms 344 KB Output is correct
12 Correct 21 ms 344 KB Output is correct
13 Correct 24 ms 344 KB Output is correct
14 Correct 28 ms 344 KB Output is correct
15 Correct 31 ms 344 KB Output is correct
16 Correct 29 ms 340 KB Output is correct
17 Correct 22 ms 344 KB Output is correct

Subtask #2
27.330000003 / 90.0

# 결과 실행 시간 메모리 Grader output
1 Correct 82 ms 344 KB Output is correct (P=0.001, F=15.1, Q=11.6) -> 90.00 points
2 Correct 383 ms 344 KB Output is correct (P=0.005256, F=51.1, Q=52.3) -> 82.27 points
3 Correct 721 ms 344 KB Output is correct (P=0.011546, F=94.9, Q=103.5) -> 66.06 points
4 Correct 1483 ms 344 KB Output is correct (P=0.028545, F=191.5, Q=218.3) -> 57.70 points
5 Correct 2614 ms 344 KB Output is correct (P=0.039856, F=246.3, Q=387.5) -> 27.33 points
6 Correct 3915 ms 344 KB Output is correct (P=0.068648, F=366.2, Q=568.4) -> 28.05 points
7 Correct 5121 ms 344 KB Output is correct (P=0.104571, F=490.3, Q=767.3) -> 27.61 points
8 Correct 5652 ms 344 KB Output is correct (P=0.158765, F=639.1, Q=842.6) -> 39.58 points
9 Correct 6133 ms 344 KB Output is correct (P=0.2, F=731.4, Q=903.5) -> 46.36 points