#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
#include<iomanip>
using namespace std;
struct my
{
	int x,y;
}a[310];

int check(my a,my b,my c)
{
	int x;
	x=(a.x-b.x)*(a.y-c.y)-(a.y-b.y)*(a.x-c.x);
	return x;
}
	

int read()
{
	int f=1,x=0;
	char ch=getchar();
	while(ch>'9'||ch<'0'){ if(ch=='-') f=-1;	ch=getchar();}
	while(ch<='9'&&ch>='0'){ x=x*10+ch-'0';	ch=getchar();}
	
	return x*f;
}

int n;

void work1()
{
	int ans=0,num=0;
	for(int i=1;i<=n;i++)
		for(int j=i+1;j<=n;j++)
			for(int h=j+1;h<=n;h++)
			{
				int	amount=0;
				for(int k=1;k<=n;k++)
					if(k==i||k==j||k==h) continue;
					else
					{	
						
						int v1=check(a[k],a[i],a[h]);
						int v2=check(a[k],a[h],a[j]);
						int v3=check(a[k],a[j],a[i]);
						if(v1>0&&v2>0&&v3>0)	amount++;
						else if(v1<0&&v2<0&&v3<0) amount++;
					}
				if(amount>ans)	ans=amount,num=1;
				else if(amount==ans)	num++;
			}

	printf("%d %d\n",ans+3,num);
}
						
int main()
{
	freopen("tria.in","r",stdin);
	freopen("tria.out","w",stdout);
int a;
	while(scanf("%d",&a)!=EOF) int i;
	cout<<'0';
	return 0;
}