#include<iostream> #include<string> using namespace std; int main(){ string str,ex; cin>>str>>ex; for(int i=0;i<str.length();i++){ if('A'<=str[i] && str[i]<='Z'){ str[i]=ex[str[i]-'A']-32; }else{ if('a'<=str[i] && str[i] <='z'){ str[i]=ex[str[i] - 'a']; } } } cout<<str<<endl; return 0; }