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#include <bits/stdc++.h>
using namespace std;

const int N = 100;

bool Board[N][N];

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

    Board[0][0] = 1;
    for(int i = 1; i < N; i++) {
        for(int j = 1; j < N; j++) {
            if(i & 1) 
                Board[i][j] = 1;
            else
                Board[i][N-j-1] = 1;
        }
    }

    for(int i = 0; i < N; i++) {
        for(int j = 0; j < N; j++)
            cout << Board[i][j];
        cout << "\n";
    }
    return 0;
}