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