#include<cstdio>

using namespace std;

int n,k,i,j;

int main()
{
    freopen("tablete.in","r",stdin);
    freopen("tablete.out","w",stdout);
    scanf("%d%d",&n,&k);
    if (k%2==0)
        for (i=1;i<=n;i++)
        {
            for (j=1;j<=n;j++)
                printf("%d",i*n-n+j);
            printf("\n");
        }
    return 0;
}