#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000001

int main(){
	
	int n;
	cin>>n;
	vector a(n,vector<int> (n));
	rep(i,n){
		rep(j,n){
			a[i][j] = (i+j)%n;
		}
	}
	rep(i,n){
		rep(j,n){
			if(j!=0)cout<<' ';
			cout<<a[i][j]+1;
		}
		cout<<endl;
	}
	
    return 0;
}