#include<bits/stdc++.h>
using namespace std;
int mp[2050][2050];

int main() {
    int n;
    cin >> n;
    char c;
    int i = 1, j = 1, flap = 1;

    // 读取字符直到换行符
    while ((c = getchar()) != '\n') {
        if (c == ' ') {
            continue;
        } else {
            int t = c - '0';
            while (t--) {
                if (flap % 2 == 0) {
                    mp[i][j] = 1;
                } else {
                    mp[i][j] = 0;
                }
                j++;
                if (j > n) {
                    i++;
                    j = 1;
                }
            }
            flap++;
        }
    }


    for (int ii = 1; ii <= n; ii++) {
        for (int jj = 1; jj <= n; jj++) {
            cout << mp[ii][jj]; 
        }
        cout << endl;
    }

    return 0;
}