def part_one():
    numDays = 18
    numFishes = len(data)
    for day in range(numDays):
        for i in range(numFishes):
            fish = data[i]
            if (fish == 0):
                data[i] = 6
                data.append(8)
            else:
                data[i] = (fish - 1)
        numFishes = len(data)
    return numFishes
def part_one():
    numDays = 18
    numFishes = len(data)
    for day in range(numDays):
        for i in range(numFishes):
            fish = data[i]
            if (fish == 0):
                data[i] = 6
                data.append(8)
            else:
                data[i] = (fish - 1)
        numFishes = len(data)
    return numFishes