【题解】【上海】【解锁口令】

#include<bits/stdc++.h>
using namespace std;
int wt[10]={0,0,0,1,3,7,15,31,63,127}; 
string pw;
string rpw;
int ind=1;
int main(){
	cin>>rpw;
	while(cin>>pw){
		if(rpw==pw){
			break;
		}
		if(ind==10){
			cout<<"Locked"<<endl;
			return 0;
		}
		ind++;
	} 	
	cout<<wt[ind-1]<<endl;
	return 0;
}