#include <iostream>

int minSegment() {
    int A,B,C,D,E;
    std::cin >> A >> B >> C >> D >> E;

    int point_A = A , point_B = D, point_C = 0;

    if (point_A > B) {
        point_A -= B;
        point_C += B;
        B = 0;
    } else {
        point_C += point_A;
        B -= point_A;
        point_A = 0;
    }

    if (point_B > E) {
        point_B -= E;
        point_C += E;
        E = 0;
    } else {
        point_C += point_B;
        E -= point_B;
        point_B = 0;
    }

    if ((point_A > 0 && point_B > 0) || (point_A == 0 && point_B == 0))
        return point_C;


    if (point_A > 0) {
        point_B += std::min(C, point_A);
        point_C += std::min(E, point_B);
    } else {
        point_A += std::min(C, point_B);
        point_C += std::min(B, point_A);
    }

    return point_C;
}

int main() {
    int segments;
    std::cin >> segments;
    int min = minSegment();
    // std::cout << min << std::endl;
    for (size_t i = 0; i < segments - 1; i++) {
        int res = minSegment();
        // std::cout << res << std::endl;
        min = std::min(res, min);
    }
    std::cout << min << std::endl;
    return 0;
}