#include <bits/stdc++.h>
using namespace std;
using ll=long long;

int main(){
    ll N; cin>>N;
    for(ll i=0;i<N;i++){
        for(ll j=0;j<=i;j++){
            if((i+j)%3==1) cout<<2;
            else cout<<1;
            if(j==i) cout<<endl;
            else cout<<" ";
        }
    }
}