#include <iostream> #include <cstring> using namespace std; int main() { string s1, s2; cin >> s1 >> s2; for (int i = 0; i < s1.size(); i++) { if (s1[i] >= 'A' && s1[i] <= 'Z') { s1[i] = s2[s1[i] + 32 - 'a'] - 32; } else { s1[i] = s2[s1[i] - 'a']; } } cout << s1 << endl; return 0; }