Submission #818892

#	Time	Username	Problem	Language	Result	Execution time	Memory
818892		Faisal_Saqib	Carnival (CEOI14_carnival)	C++17	0 / 100	12 ms	208 KiB

carnival

#include <iostream>
#include <set>
#include <vector>
using namespace std;
int main()
{
	int n;
	cin>>n;
	int val[n+3];
	set<int> head;
	for(int i=1;i<=n;i++)
	{
		val[i]=i;
	}
	head.insert(1);
	for(int i=2;i<=n;i++)
	{
		cout<<head.size()+1;
		for(auto j:head)
		{
			cout<<' '<<j;
		}
		cout<<' '<<i<<endl;
		int c;
		cin>>c;
		if(c==head.size())
		{
			for(auto j:head)
			{
				cout<<2<<' '<<j<<' '<<i<<endl;
				cin>>c;
				if(c==1)
				{
					val[i]=val[j];
					break;
				}
			}
		}
		else
		{
			head.insert(i);
		}
	}
	cout<<0;
	for(int i=1;i<=n;i++)
	{
		cout<<' '<<val[i];
	}
	cout<<endl;
	return 0;
}

Compilation message (stderr)

carnival.cpp: In function 'int main()':
carnival.cpp:26:7: warning: comparison of integer expressions of different signedness: 'int' and 'std::set<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |   if(c==head.size())
      |      ~^~~~~~~~~~~~~

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