#include<bits/stdc++.h>
using namespace std;
#define pb push_back
ifstream fin("strmatch.in"); ofstream fout("strmatch.out");

string a, b;
int n; vector<int> c;




int main(){
fin>>a>>b;
int j;
for(int z=0; z<b.length()-a.length(); z++){
 j=0;
for(int i=z; i<=z+a.length(); i++){
    if(b[i]==a[j]){if(j+1==a.length()){n++; c.pb(z);break;}j++;}
    else{if(i-z>0){z=i-1;}break;}
    }
}




fout<<n<<endl;
for(int i=0; i<c.size(); i++){
    fout<<c[i]<<' ';
}


    return 0;
}