#include<bits/stdc++.h>
using namespace std;
int main(){
    string s,t;
    getline(cin,s);
    getline(cin,t);
    int p=s.find(t);
    if(p!=-1){
        cout<<p+1<<endl;
        for(int i=0;i<s.size();i++){
            p=s.find(t,p+1);
            if(p==-1) break;
            cout<<p+1<<endl;
        } 
    }else{
        cout<<-1;
    }
     
} 
/**************************************************************
	Problem: 1591
	User: linyuhang
	Language: C++
	Result: Accepted
	Time:13 ms
	Memory:2076 kb
****************************************************************/