d6p1

def main():
    times = []
    distances = []
    win_count = [0, 0, 0, 0]
    with open("input6.txt", "r") as input:
        s = input.readlines()
        for time in s[0][6:].split(" "):
            if time != "":
                times.append(int(time))
        for distance in s[1][9:].split(" "):
            if distance != "":
                distances.append(int(distance))
    for i in range(4):
        localtime = times[i]
        record = distances[i]
        for x in range(localtime):
            if (x * (localtime - x)) > record:
                win_count[i] = win_count[i] + 1
    total = 1
    for win in win_count:
        total *= win
    print(total)


if __name__ == "__main__":
    main()