Submission #1044092

#	Time	Username	Problem	Language	Result	Execution time	Memory
1044092		gagik_2007	COVID tests (CEOI24_covid)	C++17	10 / 100	2109 ms	2832 KiB

Main

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define ff first
#define ss second

ll ttt;
const ll INF=1e18;
const ll MOD=1e9+7;
const ll N=5007;
ll n,m,k;
double p;
map<string, int>d;

bool query(string s){
    if(d[s]){
        if(d[s]==1){
            return false;
        }
        return true;
    }
    cout<<"Q "<<s<<endl;
    char res;
    cin>>res;
    bool ress=false;
    if(res=='P'){
        ress=true;
    }
    d[s]=ress+1;
    return ress;
}

void clear(){
    d.clear();
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    // freopen("Binput.txt","r",stdin);
    // freopen("Boutput.txt","w",stdout);
    cin>>n>>p>>ttt;
    while(ttt--){
        clear();
        string ans="";
        for(int i=0;i<n;i++){
            string s="";
            for(int j=0;j<i;j++){
                s+='0';
            }
            s+='1';
            for(int j=i+1;j<n;j++){
                s+='0';
            }
            bool res=query(s);
            if(res){
                ans+='1';
            }
            else{
                ans+='0';
            }
        }
        cout<<"A "<<ans<<endl;
        char c;
        cin>>c;
        if(c=='W'){
            return 0;
        }
    }
}

• Subtask 0: 0 / 0
• Subtask 1: 10 / 10
• Subtask 2: 0 / 90