#include <bits/stdc++.h>

using namespace std;

int main()
{

   int a[101][101],n,i,j,k,d;
   cin >> n >> k;
   for(i=1;i<=n;++i)
    for(j=1;j<=n;++j)
    a[i][j]=2;
   for(d=1;d<=k+1;++d)
    for(i=1,j=d;j<=n;++i,++j)
    a[i][j]=1;
   for(d=2;d<=k+1;++d)
    for(i=d,j=1;i<=n;++i,++j)
    a[i][j]=1;
   for(d=1;d<=k+1;++d)
    for(i=1,j=n-d+1;j>=1;--j,++i)
    a[i][j]=1;
   for(d=2;d<=k+1;++d)
    for(i=d,j=n;i<=n;++i,--j)
    a[i][j]=1;
   for(i=1;i<=n;++i){
    for(j=1;j<=n;++j)
    cout << a[i][j] << " ";
    cout << endl;
   }
}