Submission #534602

#	Time	Username	Problem	Language	Result	Execution time	Memory
534602		Abdulmohsen1284	Carnival (CEOI14_carnival)	C++14	100 / 100	8 ms	340 KiB

carnival

#include"bits/stdc++.h"
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
template<class x>
using ordered_set = tree<x, null_type,less<x>, rb_tree_tag,tree_order_statistics_node_update>;
 
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
long long ans[1505],cur=0,pa[1505];
set < long long> grp[155];
void calc(long long fr,long long sc,long long me)
{

    if(fr==sc)
    {
        grp[fr].insert(me);
        pa[me]=fr;
        return;
    }//cout<<"HI ";
    long long mid=fr+sc;
    mid/=2;
    cout<<mid-fr+2<<" ";
    for(int i=fr;i<=mid;i++)
    {
        cout<<*grp[i].begin()+1<<" ";
    }
    cout<<me+1<<endl;
    long long ou;
    cin>>ou;
    if(ou==mid-fr+1)
    {
        calc(fr,mid,me);
    }
    else
    calc(mid+1,sc,me);
    
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    long long n;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        cout<<i+1<<" ";
        for(int j=0;j<=i;j++)
        {
            cout<<j+1<<" ";
        }
        cout<<endl;
        cin>>ans[i];
        if(i!=0)
        {
            if(ans[i]==ans[i-1])
            {
                calc(0,cur-1,i);
            }
            else
            {
            grp[cur].insert(i);
            pa[i]=cur;
            cur++;
            }
        }
        else
        {
            grp[cur].insert(i);
            pa[i]=cur;
            cur++;
        }
        
    }
    cout<<"0 ";
    for(int i=0;i<n;i++)
    {
        cout<<pa[i]+1<<" ";
    }
}

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