INPUT = "input.txt"

with open(INPUT, 'r') as file:
    lines: list[str] = file.readlines()

place = 50
zeroes = 0

# returns new place
# dir, 0: L, 1: R

def move_dial(place: int, move: int, direction: int) -> int:

    if direction == 0:
        move *= -1

    temp = place + move

    if temp < 0:
        place = 100 + (temp)
    elif temp > 99:
        place = abs(100 - temp)
    else:
        place = place + move

    return place

for line in lines:
    line: str = line.strip()

    direction: int = 0 if line[0] == 'L' else 1

    # We only actually care about the last two numbers
    if len(line) > 3:
        move = int(line[-2:])
    else:
        move = int(line[1:])

    place = move_dial(place, move, direction)

    if place == 0:
        zeroes += 1

print(f'Dial Zero Count: {zeroes}')