Pattern7

import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner scn = new Scanner(System.in);
        int n = scn.nextInt();
        
        for(int i=1;i<=n;i++){
            for(int j=1;j<=n;j++){
                if(i==j){
                    System.out.print("*\t");
                }
                else{
                    System.out.print("\t");
                }
            }
            System.out.println();
        }
        

        // write ur code here

    }
}