#include<fstream.h>  
ifstream fin("tablete.in");  
ofstream fout("tablete.out");  
int main()  
{  
     long int n,k,i,u=0;  
     fin>>n;fin>>k;  
     if (k%2==0)  
     {  
         while (u!=n*n)  
         {  
             for (i=1;i<=n;i++)  
             {  
                 fout<<i+u<<" ";  
             }  
             u=u+n;  
             fout<<'\n';  
         }  
     }  
    return 0;  
}