1076. Wifi密码 (15)

#include <bits/stdc++.h>
using namespace std;
int main()
{
int n;
string password;
cin>>n;
while(n--)
{
int k=4;
while(k--)
{
string str;
cin>>str;
if(str[2]=='T')
password+=str[0]-'A'+'1';
}
}
cout<<password<<endl;
return 0;
}