View Code of Problem 3832

#include<iostream>
#include<string>
using namespace std;
int main()
{
	string sa,sk;
	while( cin>>sa )
	{
		cin>>sk;
		if( sa.find(sk,0) == sa.npos )
		cout<<-1<<endl;
		else cout<<sa.find(sk,0)+1<<endl;
	}
	return 0;
}