import java.util.Scanner;

public class Main{
	public static void main(String[] args){
		Scanner sc=new Scanner(System.in);
		int N=sc.nextInt();
		int arr[]=new int[100];
		int length=0;
		for(int i=0;i<N*N;i++){
			arr[i]=sc.nextInt();
			if(i%2==0){
				for(int j=1;j<=arr[i];j++){
					System.out.print("0");
					length++;
					if(length==N){
						System.out.println();
						length=0;
					}
				}
			}if(i%2!=0){
				for(int j=1;j<=arr[i];j++){
					System.out.print("1");
					length++;
					if(length==N){
						System.out.println();
						length=0;
					}
				}
			}
		}
	}
}