#include<iostream> #include<cstring> using namespace std; string s; string s1; int main(){ cin>>s; cin>>s1; int len=s.size(); int a; for(int i=0;i<len;i++){ if(s[i]>='a' && s[i]<='z'){ a = s[i]-'a'; cout<<s1[a]; } else{ a = s[i]-'A'; cout<<s1[a]; } } }