#include <iostream>
#include <vector>
using namespace std;
 
int main() {
    int T;
    cin >> T;  // 测试用例数量
    while (T--) {
        int n;
        cin >> n;  // 回合数
        vector<int> s(n);  // Bob的出拳序列
        // 统计Bob出拳中0、1、2的数量
        int bob0 = 0, bob1 = 0, bob2 = 0;
        for (int i = 0; i < n; ++i) {
            cin >> s[i];
            if (s[i] == 0) bob0++;
            else if (s[i] == 1) bob1++;
            else bob2++;
        }
        // Alice的出拳数量：a是0的数量，b是1的数量，c是2的数量
        int a, b, c;
        cin >> a >> b >> c;
 
        int win = 0;
        // 按规则匹配：0胜2，1胜0，2胜1
        // 1. Alice用0胜Bob的2
        int match = min(a, bob2);
        win += match;
        a -= match;  // 剩余0的数量
        bob2 -= match;  // 剩余Bob的2
 
        // 2. Alice用1胜Bob的0
        match = min(b, bob0);
        win += match;
        b -= match;  // 剩余1的数量
        bob0 -= match;  // 剩余Bob的0
 
        // 3. Alice用2胜Bob的1
        match = min(c, bob1);
        win += match;
 
        cout << win << endl;
    }
    return 0;
}

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3
5
01201
221
3
222
300
4
0122
112