// https://prologin.org/train/2023/semifinal/analyse_frequenstele
#include <iostream>
#include <string>
#include <algorithm>
#include <map>
#include <set>
using namespace std;

int main()
{
	// read
	int N = 0;
	cin >> N;

	string msg;
	cin >> msg;

	map<int, char> freq;
	for(int i = 0; i < 26; i++)
	{
		int f = 0;
		cin >> f;
		if(f != 0)
			freq[f] = 'A' + i;
	}

	// solve
	map<char, int> stele;
	for(auto &c: msg)
		stele[c]++;

	for(auto &c: msg)
	{
		cout << freq[stele[c]]; // real letter
	}
	cout << '\n';

	return 0;
} // main()