#include <fstream>

using namespace std;

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

string v1, v2;
int const nmax=1000;
int v[nmax+1];
int main () {
    fin>>v1>>v2;
    int n=v1.size(),m=v2.size();
    int b=1;
    for (int i=0; i<m; i++) {
        int a=0,c=i;
        while (v1[a]==v2[c]) {
            if (a<=n-1) {
                a++;
                c++;
            }
        }
        if (a==n && b<=nmax) {
            v[b]=i;
            b=b+1;
        }

    }
    b--;
    fout<<b<<"\n";
    for (int i=1; i<=b && i<=nmax; i++) {
        fout<<v[i]<<" ";
    }
    fout<<"\n";

    return 0;
}