#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: hongjiaming
	Language: C
	Result: Compile Error
****************************************************************/