#include #define rep(i,n) for(int i = 0; i < n; i++) #define srep(i,a,b) for(int i = a; i < b; i++) #define all(A) (A).begin(),A.end() #define MOD 1000000007 using namespace std; using ll = long long; using P = pair; using Graph = vector>; int main(void){ string a,s; cin >> a >> s; rep(i,(int)s.size()) if(s[i] < 97) s[i] = a[s[i]-'0']; cout << s; }