Submission #534607

#	Time	Username	Problem	Language	Result	Execution time	Memory
534607		MrDeboo	Carnival (CEOI14_carnival)	C++17	100 / 100	17 ms	260 KiB

carnival

#include <bits/stdc++.h>
#define int long long
// #define endl '\n'
using namespace std;
signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n;
    cin>>n;
    vector<int>v(n+1);
    vector<int>vct(n+1);
    vct[1]=1;
    v[1]=1;
    int cnt=1;
    for(int i=2;i<=n;i++){
        int l=1,r=cnt,mid,f=0;
        while(l<=r){
            mid=(l+r)/2;
            cout<<mid+1<<' ';
            for(int w=1;w<=mid;w++)cout<<v[w]<<' ';
            cout<<i<<' ';
            cout<<endl;
            int x;
            cin>>x;
            if(x==mid){f=mid;r=mid-1;}
            else l=mid+1;
        }
        if(f==0){
            cnt++;
            v[cnt]=i;
            vct[i]=cnt;
        }else{
            vct[i]=f;
        }
    }
    for(auto i:vct)cout<<i<<' ';
}

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20