#include<bits/stdc++.h>
using namespace std;
int main(){
	string s,t;
	getline(cin,s);
	getline(cin,t);
	int p=-1;
	p=s.find(t,0);
	if(p==-1){
		cout<<-1;
	}else{
		while(p!=-1){
			cout<<p+1<<endl;
			p=s.find(t,p+1);
		}
	}
	return 0;
}

/**************************************************************
	Problem: 1116
	User: linyuhang
	Language: C++
	Result: Wrong Answer
****************************************************************/