#include <iostream>
#include <vector>
using namespace std;
 
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
 
    int T;
    cin >> T;
 
    while (T--) {
        int n;
        cin >> n;
 
        vector<int> cnt(3, 0);
        for (int i = 0; i < n; i++) {
            char ch;
            cin >> ch;
            cnt[ch - '0']++;
        }
 
        int a, b, c;
        cin >> a >> b >> c;
 
        int wins = min(cnt[0], b) + min(cnt[1], c) + min(cnt[2], a);
        cout << wins << "\n";
    }
 
    return 0;
}

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Mwo1CjAxMjAxCjIyMQozCjIyMgozMDAKNAowMTIyCjExMg==

3
5
01201
221
3
222
300
4
0122
112