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

int main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			cout<<i<<","<<j<<" ";
		}
		cout<<endl;
	} 
	cout<<endl;
	for(int k=2;k<=n+n;k++){
		
		for(int i=1;i<=n;i++){
			//j坐标 k-i;注意计算结果要在1~n的范围内
			int j = k-i;
			if(j>=1 && j<=n){
//				sum+=arr[i][j];
				cout<<i<<","<<j<<" ";
			} 	 
		}
//		maxn = max(sum,maxn);//更新最大值
		cout<<endl;
	}
	return 0;
}