#include <fstream>

using namespace std;

ifstream fin("tablete.in");
ofstream fout("tablete.out");

int n,k,a,t,i,j,cur,x;

int main()
{
    fin >> n >> k;
    cur=1;
    for (i=1;i<=n;i++)
    {
        x=1;
        if (a!=0)
        {
            cur=t;
            fout << a << " ";
            a=0;
            x=2;
        }
        for (j=x;j<=n;j++)
        {
            if (j==k)
            {
                if (cur%2==0)
                {
                    a=0;
                    fout << cur;
                }
                else
                {
                    a=cur;
                    cur++;
                    fout << cur;
                }
            }
            else fout << cur;
            fout << " ";
            cur++;
        }
        t=cur;
        fout << "\n";
    }

    return 0;
}