iiitv/ChefLib

//Made by vanguard7
#include <bits/stdc++.h>
using namespace std;

int main() {
    int t;
    cin >> t;
    while(t--) {
        long long int prices[26], sum = 0;
        int freq[26]= {0};
        string s;
        for (int i = 0; i < 26; ++i) {
            cin >> prices[i];
        }
        cin >> s;
        for(int i = 0; i < s.length(); ++i) {
            ++freq[s[i] - 97];
        }
        for(int i = 0; i < 26; ++i) {
            if (freq[i] == 0) {
                sum += prices[i];
            }
        }
        cout << sum << endl;
    }
    return 0;
}