#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: 1591
	User: linweilun
	Language: C++
	Result: Accepted
	Time:15 ms
	Memory:2076 kb
****************************************************************/