View Code of Problem 3832

#include <iostream>
#include <cstdio>
using namespace std;
int main(){
    string s1,s2;
    while(cin>>s1>>s2){
        long int ans=s1.find(s2);
        if(ans<0)
            cout<<ans<<endl;
        else
        cout<<ans+1<<endl;
    }
    return 0;
}