#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define threesum cin.tie(NULL); cout.tie(NULL); ios_base::sync_with_stdio(false)
#define all(a) a.begin(), a.end()
#define F first
#define S second
#define int long long
#define double long double
#define pii pair<int, int>
#define ppp pair<int, pii>
#define dout cout << fixed << setprecision(15)
#define mid ((l + r) / 2)
#define lc (2 * id)
#define rc (lc + 1)
const int maxn = 1e6 + 10, maxm = 1e3 + 10, oo = 1e18 + 10, lg = 8, sq = 350, mod = 1e9 + 7;
int n, k, t;
string s;
signed main()
{
threesum;
cin >> n >> k >> t >> s;
cout << pow(2, n) << "\n";
cout << "0000\n";
cout << "1110\n";
cout << "0011\n";
cout << "1000\n";
cout << "1111\n";
cout << "0001\n";
cout << "1100\n";
cout << "0111\n";
cout << "1010\n";
cout << "0100\n";
cout << "1001\n";
cout << "0010\n";
cout << "0101\n";
cout << "1011\n";
cout << "0110\n";
cout << "1101\n";
}
/*
0000
1110
0011
1000
1111
0001
1100
0111
1010
0100
1001
0010
0101
1011
0110
1101
*/
