/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{  int n;
         Scanner sc = new Scanner(System.in); 
         n=sc.nextInt();
         int[][] matrix;
         matrix = new int[n][n];
         for(int i=0;i < n;i++){
            matrix[i][i]=1;
         }
         for(int i=0;i<n;i++){
            for(int y=0;y<n;y++){
                if(matrix[i][y]!=1){
                    matrix[i][y]=0;
                }
            }
         }
         for(int i=0;i<n;i++){
            for(int y=0;y<n;y++){
                System.out.print(matrix[i][y]);
            }
             System.out.println("\n");
         }
	}
}