#include<iostream>
#include<vector>
using namespace std;
int main(){
     string ans;
     string s;
     int n;
     cin>>n;
     cin>>s;
     for(int i=0;i<n;i++){
        int num;
        cin>>num;
        ans+=s[num-1];

     }
     cout<<ans;
           
           
           
return 0;
}