#include <iostream>
#include <vector>
using namespace std;

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