#include<bits/stdc++.h>
using namespace std;
int main(){
	string s;
	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: chenyaohuo
	Language: C++
	Result: Compile Error
****************************************************************/