#include <iostream>
using namespace std;
int main() {
    int v, d; cin >> v >> d;
    string a(v, '1'), b = "1" + string(v-1, '0');
    if (d == 1) {
        for (int i = 0; i < v; i++) cout << a << endl;
    } else {
        cout << a << endl;
        for (int i = 1; i < v; i++) cout << b << endl;
    }
}