Submission #116773

#	Time	Username	Problem	Language	Result	Execution time	Memory
116773		ioilolcom	Carnival (CEOI14_carnival)	C++14	0 / 100	14 ms	404 KiB

carnival

#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
typedef long long int ll;
const int N=125;
int P[N],ans[N];
int cnt=0;
int query(int e,int a){
	if(a<=e) {
		cout<<e<<" ";
		for(int i=1; i<=e; i++) {
			cout<<i<<" ";
		}
		cout<<endl;
		fflush(stdout);
	}
	else{
		cout<<e+1<<" ";
		for(int i=1; i<=e; i++) {
			cout<<i<<" ";
		}
		cout<<a<<endl;
		fflush(stdout);
	}
	int cur;
	cin>>cur;
	return cur;
}
int main()
{
	int n; cin>>n;
	for(int i=1; i<=n; i++) {
		P[i]=query(i,0);
	}
	for(int i=1; i<=n; i++) {
		int l=1; int r=i;
		while(l<r) {
			int mid=(l+r)/2;
			if(P[mid]==query(mid,i)) {
				r=mid;
			}
			else{
				l=mid+1;
			}
		}
		if(i==l) {
			ans[i]=++cnt;
		}
		else{
			ans[i]=ans[l];
		}
	}
	cout<<0<<" ";
	for(int i=1; i<=n; i++) {
		cout<<ans[i]<<" ";
	}
	cout<<endl;
	return 0;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20