#include <fstream>
using namespace std;

ifstream fin("strmatch.in");
ofstream fout("strmatch.out");

int main()
{
    string a, b;
    fin >> a >> b;

    int nr = 0, pos[1005], p_in = 0;
    int n = b.size();
    int m = a.size();

    for (int i = 0; i < n; i++)
    {
        if (p_in >= 1000) break;

        int j = i;
        int p = 0;
        while(b[j] == a[p] && j < n && p < m)
            j++, p++;

        if (p == m) nr++, pos[p_in++] = i;
    }

    fout << nr << '\n';
    for (int i = 0; i < p_in; i++) fout << pos[i]  << " ";

    fin.close();
    fout.close();
    return 0;
}