#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> s(n);
        int cnt0 = 0, cnt1 = 0, cnt2 = 0;
        for (int i = 0; i < n; ++i) {
            cin >> s[i];
            if (s[i] == 0) cnt0++;
            else if (s[i] == 1) cnt1++;
            else cnt2++;
        }
        int a, b, c;  // a是Alice的0的数量，b是1的数量，c是2的数量
        cin >> a >> b >> c;
 
        int res = 0;
        // 修正匹配顺序：按克制关系合理匹配，避免资源浪费
        // 0克2，1克0，2克1
        res += min(a, cnt2);  // 先用0克制2
        a -= min(a, cnt2);
        cnt2 -= min(a + min(a, cnt2), cnt2);  // 更新剩余的2
 
        res += min(b, cnt0);  // 再用1克制0
        b -= min(b, cnt0);
        cnt0 -= min(b + min(b, cnt0), cnt0);  // 更新剩余的0
 
        res += min(c, cnt1);  // 最后用2克制1
 
        cout << res << '\n';
    }
    return 0;
}

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Mwo1CjAxMjAxCjIyMQozCjIyMgozMDAKNAowMTIyCjExMg==

3
5
01201
221
3
222
300
4
0122
112