#include<iostream>
using namespace std;
int x(int a) {
	return (a>0?0:1);
}
int main()
{
	int n;
	cin>>n;
	bool flag=false;
	int a[100]{0},f=0,t=0,pointer=0,p=0;
	while (t<n*n) {
		cin>>a[pointer];
		t+=a[pointer++];
	}
	t=0;
	pointer=0;
	while (t<n*n) {
		for (int j=0;j<a[pointer];j++) {
			cout<<flag;
			p++;
			if (p==7) {
				cout<<endl;
				p=0;
			}
		}
		pointer++;
		t++;
		flag=x(flag);
	}
	return 0;
}