/*
TASK:matrix
LANG:C++
*/

#include<iostream>

using namespace std;

int M,N,a,b,c,i,j=1,k=0,f=0,p[100][100],s[10000],r[300],m;
int main()
{  cin>>N>>M;

while(m<M)
{for(a=0;a<N;a++)  {cin>>p[m][a];}   m++;}
cout<<3;
return 0;}
