#include <iostream>
#include <vector>

using namespace std;

int package_requirement(vector<int> box_counts) {
    int answer = box_counts[5] + box_counts[4] + box_counts[3];
    // 5x5
    box_counts[0] -= min(box_counts[4] * 11, box_counts[0]);
    // 4x4
    box_counts[1] -= box_counts[3] * 5;
    if (box_counts[1] < 0) {
        // 放 1x1
        box_counts[0] -= min(-box_counts[1] * 4, box_counts[0]);
        box_counts[1] = 0;
    }
    // 3x3
    if (box_counts[2]) {
        answer += (box_counts[2] - 1) / 4 + 1;
        switch (4 - box_counts[2] % 4) {
            case 4: break;
            case 1:
                box_counts[1]--;
                box_counts[0] -= min(5, box_counts[0]);;
                // if (box_counts[1]) {
                //     box_counts[1]--;
                //     box_counts[0] -= min(5, box_counts[0]);;
                // } else {
                //     box_counts[0] -= min(9, box_counts[0]);
                // }
                break;
            case 2:
                box_counts[1] -= 3;
                box_counts[0] -= min(6, box_counts[0]);
                break;
            case 3:
                box_counts[1] -= 5;
                box_counts[0] -= min(7, box_counts[0]);
                break;
            default:
                throw logic_error("remaining_3x3_areas must be 4(0), 1, 2, or 3");
        }
        if (box_counts[1] < 0) {
            // 放 1x1
            box_counts[0] -= min(-box_counts[1] * 4, box_counts[0]);
            box_counts[1] = 0;
        }
    }
    // 2x2
    if (box_counts[1]) {
        answer += (box_counts[1] - 1) / 9 + 1;
        int remaining_2x2_areas = 9 - box_counts[1] % 9;
        if (remaining_2x2_areas == 9) { remaining_2x2_areas = 0; }
        box_counts[0] -= min(remaining_2x2_areas * 4, box_counts[0]);
    }
    // 1x1
    if (box_counts[0]) {
        answer += (box_counts[0] - 1) / 36 + 1;
    }
    return answer;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    vector<int> box_counts(6);

    for (;;) {
        cin >> box_counts[0] >> box_counts[1] >> box_counts[2] >> box_counts[3] >> box_counts[4] >> box_counts[5];
        if (box_counts[0] == 0 && box_counts[1] == 0 && box_counts[2] == 0 && box_counts[3] == 0 && box_counts[4] == 0
            && box_counts[5] == 0) {
            break;
        }
        cout << package_requirement(box_counts) << endl;
    }

    return 0;
}