#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
int n;
int xi,yi,xt,yt;
int sum=2;
bool fx[1000000]={},fy[1000000]={};
int xx,yy;

int main()
{
	freopen("loverfinding.in","r",stdin);
	freopen("loverfinding.out","w",stdout);
	cin>>n>>xi>>yi>>xt>>yt;
	for(int i=1;i<=n;i++)
	{
		cin>>xx>>yy;
		xi=xi+xx;yi=yi+yy;
		if(xi==xt&&yi==yt)
		{
			cout<<sum<<endl;
			exit(0);
		}
		if(xi<0)
		{
			int temp=xi+50000;
			if(yi>=0)
			{
				if((!fx[temp])||(!fx[yi]))
				{
                    sum++;
					fx[temp]=1;
					fx[yi]=1;					
				}
			}
			else
			{
				int tempx=yi+50000;
				if((!fx[temp])||(!fy[tempx]))
				{
					fx[temp]=1;
					fy[tempx]=1;
					sum++;
				}
			}
		}
		else
		{
			if(yi>=0)
			{
				if((!fx[xi])||(!fy[yi]))
				{
					fx[xi]=1;
					fy[yi]=1;
					sum++;
				}
			}
			else
			{
				int tempx=yi+5000;
				if((!fx[xi])||(!fy[tempx]))
				{
					fx[xi]=1;
					fy[tempx]=1;
					sum++;
				}
			}
		}
	}
	cout<<"SingleDogMZX"<<endl;
	return 0;
}