#include <iostream>
#include <fstream>
#include <string>
using namespace std;
ifstream in("strmatch.in");
ofstream out("strmatch.out");
string a,b;
int n,m, total;
  int *v;
void citire()
{

  getline(in,a);
  getline(in,b);
}
bool search(int i)
{
  for(int j=1;j<=n;j++)
    if(a[j-1] != b[j+i-1])
      return 0;
  return 1;
}
void match()
{

  for(int i=1;i<=m;i++)
  {
    if(search(i))
    {
      v[++total] = i;
    }
  }
}
int main()
{
  citire();
  n = a.length();
  m = b.length();
  v = new int[n];
  match();
  out << total<<"\n";
  for(int i=1;i<=total;i++)
    out << v[i] << " ";
  in.close();
  out.close();
}