#include<bits/stdc++.h>
using namespace std;
int main(){
    string s,t;
    getline(cin,s);
    getline(cin,t);
    int p=-1;
    p=s.find(t);
    if(p==-1) cout<<-1;
    else{
        while(p!=-1){
            cout<<p+1<<endl;
            p=s.find(t,p+1);
        }
    }
      
    return 0;
}
/**************************************************************
	Problem: 1591
	User: huanghengyi
	Language: C++
	Result: Accepted
	Time:29 ms
	Memory:2076 kb
****************************************************************/