#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,p;
	string s,t;
	getline(cin,s);
	getline(cin,t);
	p=s.find(t);
	if(p==-1){
		cout<<"-1";
	}
	else{
		cout<<p+1<<endl;
		while(1){
			p=s.find(t,p+1);
			if(p==-1)
			break;
			cout<<p+1<<endl;
		} 
	} 
	return 0;
}
/**************************************************************
	Problem: 1591
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:22 ms
	Memory:2076 kb
****************************************************************/