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#include <bits/stdc++.h>
#include <iostream>
#include <vector>

using namespace std;


int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    cout << "0";
    for (int i = 0; i < 99; i++) {
        cout << "1";
    }
    cout << endl;

    cout << "1";
    for (int i = 0; i < 99; i++) {
        cout << "0";
    }
    cout << endl;

    for (int i = 0; i < 49; i++) {
        if (i % 2 == 0) {
            for (int i = 0; i < 98; i++) {
                cout << "0";
            }
            cout << "10" << endl;
            for (int i = 0; i < 98; i++) {
                cout << "1";
            }
            cout << "10" << endl;
        } else {
            cout << "01";
            for (int i = 0; i < 98; i++) {
                cout << "0";
            }
            cout << endl;
            cout << "01";
            for (int i = 0; i < 98; i++) {
                cout << "1";
            }
            cout << endl;
        }
    }

    return 0;
}