#include<bits/stdc++.h>
using namespace std;
int main(){
	string a,b;
	getline(cin,a);
	getline(cin,b);
	int p=-1;
	p=a.find(b,0);
	if(p==-1){
		cout<<"-1";	
	}else{
		while(p!=-1){
			cout<<p+1<<endl;
			p=a.find(b,p+1);
		}
	}
	return 0;
}
/**************************************************************
	Problem: 1591
	User: panyuchen
	Language: C++
	Result: Accepted
	Time:14 ms
	Memory:2076 kb
****************************************************************/