#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef pair<ll,ll> P;
typedef vector<ll> VI;
typedef vector<VI> VVI;
#define REP(i,n) for(int i=0;i<(n);i++)
#define ALL(v) v.begin(),v.end()
constexpr ll MOD=998244353;
constexpr ll INF=1e18;

int main(){
    string a, s; cin >> a >> s;
    map<char,char> mp;
    REP(i,10){
        mp[(char)('0'+i)]=a[i];
    }
    for(auto c:s){
        if(c>='0'&&c<='9')
            cout << mp[c];
        else
            cout << c;
    }
    cout << endl;
    return 0;
}