//include<bits/stdc++.h>erase #include<iostream> #include<string> using namespace std; int main(){ //freopen("a.in","r",stdin); //freopen("b.out","w",stdout); string s,s1; cin >> s >> s1; for(int i = 0;i < s.size();i++){ if(s[i] >= 'A' && s[i] <= 'Z'){ s[i] =s1[s[i] + 32 - 'a'] - 32; } else{ s[i] = s1[s[i] - 'a']; } } cout << s << endl; return 0; }