#include<iostream> #include<cstdio> #include<cstring> using namespace std; int main(){ string str,ex; cin>>ex>>str; 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; }