#include<bits/stdc++.h>
using namespace std;
int main()
{
    string s,s1;
    getline(cin,s);
    getline(cin,s1);
    int p = s.find(s1);
    if(p == -1)
    {
        cout<<-1;
    }
    else
    {   
        while(p != -1)
        {
            cout<<p+1<<endl;
            p = s.find(s1,p+1);
        }
    }
}
/**************************************************************
	Problem: 1591
	User: wuyichen
	Language: C++
	Result: Accepted
	Time:14 ms
	Memory:2076 kb
****************************************************************/