#include<bits/stdc++.h>
using namespace std;
long long x,y,z;int n;
int main()
{
	freopen("math.in","r",stdin);
	freopen("math.out","w",stdout);
	cin>>n;
	for(int i=0;i<n;i++)
	{
	cout<<-1;
	}
	fclose(stdout);
	fclose(stdin);
	return 0;
}

不要喷，球球了