#include<bits/stdc++.h>
using namespace std;
int main()
{
	string s,t;
	int a=0;
	getline(cin,s);
	getline(cin,t);
	int 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: wangyuxin
	Language: C++
	Result: Accepted
	Time:14 ms
	Memory:2076 kb
****************************************************************/