#include <fstream>

using namespace std;
ifstream cin("tablete.in");
ofstream cout("tablete.out");
int main()
{
    int n,k,i,j,y;
    cin>>n>>k;
    if(k%2==0){
      j=0;
      for(i=1;i<=n;i++)
      {
        for(y=1;y<=n;y++)
        {
          cout<<j+y<<" ";
        }
        cout<<endl;
        j+=n;
      }
    }
    else
    {

    }
    return 0;
}