#include <iostream>
#include <cmath>
#include <algorithm>
#include <math.h>
#include <vector>
#include <fstream>

using namespace std;

int getSize(int x) {
    int l = 0;
    while (x > 0) {
        l++;
        x /= 10;
    }

    return l;
}

int main()
{
    int N, x;
    cin >> N >> x;

    int l = getSize(x);
    int ans = 0;

    cout << "l = " << l << endl;
    cout << "10^ = " << (int) pow(10, l) << endl;
    for (int i = 1; i < N; ++i) {
        int t = pow(10, l);
        if (t % 10 != 0) t++;
        if ( ( i % t) == x ) {
            cout << i << " ";
            ans++;
        }
    }

    cout << endl << "Ans program = " << ans << endl;

    int myAns = 0;
    myAns = N/(pow(10,l));
    if ( N % ( (int) pow(10, l) ) < x)  {
        myAns++;
    }
    cout << "My ans = " << myAns << endl;

    return 0;
}