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