Example #1
0
def part_two(input_data: List[str]):
    code = []
    jmp_nop_locs = []

    for i, line in enumerate(input_data):
        cmd, arg = line.split()
        arg = int(arg)
        if any(cmd == x for x in ["jmp", "nop"]):
            jmp_nop_locs.append(i)
        code.append(Command(cmd, arg))

    for loc in jmp_nop_locs:
        if code[loc].cmd == "jmp":
            code[loc].cmd = "nop"
            result = run_code(code)
            if result != -1:
                return result
            code[loc].cmd = "jmp"
        elif code[loc].cmd == "nop":
            code[loc].cmd = "jmp"
            result = run_code(code)
            if result != -1:
                return result
            code[loc].cmd = "nop"
        else:
            raise SolutionNotFoundException(2020, 8, 2)

    raise SolutionNotFoundException(2020, 8, 2)
Example #2
0
def part_one(input_data: List[str]):
    input_data = [int(x) for x in input_data]
    for num in input_data:
        if 2020 - num in input_data:
            return num * (2020 - num)

    raise SolutionNotFoundException(2020, 1, 1)
Example #3
0
def part_two(input_data: List[str]):
    answer = increment_password_part_two(input_data[0])

    if not answer:
        raise SolutionNotFoundException(2015, 11, 2)

    return answer
Example #4
0
def part_one(input_data: List[str]):
    answer = find_combinations(input_data)

    if not answer:
        raise SolutionNotFoundException(2015, 17, 1)

    return answer
Example #5
0
def part_one(input_data: List[str], c1: int = 61, c2: int = 17):
    bots = defaultdict(list)
    outputs = defaultdict(int)
    instructions = input_data
    remaining = []

    while len(instructions) > 0:
        for instruction in instructions:
            i_split = instruction.split()
            if i_split[0] == "value":
                bots[i_split[5]].append(int(i_split[1]))
            elif i_split[0] == "bot":
                if len(bots[i_split[1]]) == 2:
                    if bots[i_split[1]] == [c1, c2] or bots[i_split[1]] == [c2, c1]:
                        return int(i_split[1])
                    low = min(bots[i_split[1]])
                    high = max(bots[i_split[1]])
                    bots[i_split[1]].clear()
                    if i_split[5] == "bot":
                        bots[i_split[6]].append(low)
                    else:
                        outputs[i_split[6]] = low
                    if i_split[10] == "bot":
                        bots[i_split[11]].append(high)
                    else:
                        outputs[i_split[11]] = high
                else:
                    remaining.append(instruction)
        instructions = remaining.copy()
        remaining = []
    raise SolutionNotFoundException(2016, 10, 1)
Example #6
0
def part_one(input_data: List[str],
             screen_width: int = 50,
             screen_height: int = 6):
    screen = [["." for x in range(screen_width)] for y in range(screen_height)]
    for command_str in input_data:
        command = command_str.split()
        if command[0] == "rect":
            size = command[1].split("x")
            for x in range(int(size[0])):
                for y in range(int(size[1])):
                    screen[y][x] = "#"
        elif command[0] == "rotate":
            x = int(command[2].split("=")[-1])
            amount = int(command[-1])
            new_col = []
            for i in range(screen_height):
                new_col.append(screen[i][x])
            for i in range(screen_height):
                screen[i][x] = new_col[(i - amount) % screen_height]
        elif command[0] == "rotate":
            y = int(command[2].split("=")[-1])
            amount = int(command[-1])
            new_row = []
            for j in range(screen_width):
                new_row.append(screen[y][j])
            for j in range(screen_width):
                screen[y][j] = new_row[(j - amount) % screen_width]
        else:
            raise SolutionNotFoundException(2016, 8, 1)
        # print_screen(screen)
    lit_pixels = 0
    for row in screen:
        lit_pixels += row.count("#")
    return lit_pixels
Example #7
0
def part_two(input_data: List[str]):
    answer = find_different_ways(input_data)

    if not answer:
        raise SolutionNotFoundException(2015, 17, 2)

    return answer
Example #8
0
def part_two(input_data: List[str]):
    for code in input_data:
        if is_real(code):
            name = decrypt_name(code)
            if name == "northpole object storage":
                return int(code.split("-")[-1].split("[")[0])

    raise SolutionNotFoundException(2016, 4, 2)
Example #9
0
def part_two(input_data: List[str]):
    codes = []
    for code in input_data:
        codes.append(get_seat_from_code(code))
    codes.sort()
    for i in range(len(codes) - 1):
        if codes[i + 1] - codes[i] == 2:
            return codes[i] + 1
    raise SolutionNotFoundException(2020, 5, 2)
Example #10
0
def part_two(input_data: List[str]):
    input_data = [int(x) for x in input_data]

    for num1 in input_data:
        for num2 in input_data:
            if 2020 - num1 - num2 in input_data:
                return num1 * num2 * (2020 - num1 - num2)

    raise SolutionNotFoundException(2020, 1, 2)
Example #11
0
def part_one(input_data: List[str]):
    acc = 0
    ip = 0
    visited = set()
    while ip < len(input_data):
        if ip in visited:
            return acc
        visited.add(ip)
        cmd_split = input_data[ip].split()
        if cmd_split[0] == "acc":
            acc += int(cmd_split[1])
            ip += 1
        elif cmd_split[0] == "jmp":
            ip += int(cmd_split[1])
        elif cmd_split[0] == "nop":
            ip += 1
        else:
            raise SolutionNotFoundException(2020, 8, 1)
    raise SolutionNotFoundException(2020, 8, 1)
Example #12
0
def part_one(input_data: List[str], preamble_length: int = 25):
    nums = [int(x) for x in input_data]
    cur_pos = preamble_length

    while cur_pos < len(nums):
        if is_valid(nums[cur_pos - preamble_length:cur_pos], nums[cur_pos]):
            cur_pos += 1
        else:
            return nums[cur_pos]

    raise SolutionNotFoundException(2020, 9, 1)
Example #13
0
def part_two(input_data: List[str]):
    floor = 0

    for i in range(len(input_data[0])):
        if input_data[0][i] == "(":
            floor += 1
        if input_data[0][i] == ")":
            floor -= 1
        if floor == -1:
            return i + 1

    raise SolutionNotFoundException(2015, 1, 2)
Example #14
0
def part_two(input_data: List[str], times=40):
    value = input_data[0]

    for i in range(0, 50):
        value = lookAndSay(value)

    answer = len(value)

    if not answer:
        raise SolutionNotFoundException(2015, 10, 2)

    return answer
Example #15
0
def part_one(input_data: List[str]):
    pos = 0
    depth = 0
    for command_str in input_data:
        command = command_str.split()
        if command[0] == "forward":
            pos += int(command[1])
        elif command[0] == "up":
            depth -= int(command[1])
        elif command[0] == "down":
            depth += int(command[1])
        else:
            raise SolutionNotFoundException(2021, 2, 1)
    return pos * depth
Example #16
0
def part_one(input_data: List[str]):
    nums = [int(x) for x in input_data[0].split(",")]
    input_data = input_data[2:]
    boards = list(parse_boards(input_data))

    for i in range(len(nums)):
        for board in boards:
            if isWinner(board, nums[:i + 1]):
                boardSum = 0
                for row in board:
                    for num in row:
                        if num not in nums[:i + 1]:
                            boardSum += num
                return boardSum * nums[i]
    raise SolutionNotFoundException(2021, 4, 1)
Example #17
0
def part_two(input_data: List[str], preamble_length: int = 25):
    nums = [int(x) for x in input_data]
    cur_pos = preamble_length

    while cur_pos < len(nums):
        if is_valid(nums[cur_pos - preamble_length:cur_pos], nums[cur_pos]):
            cur_pos += 1
        else:
            break

    cont_sum = find_continuous_sum(nums, nums[cur_pos])

    if len(cont_sum) == 0:
        raise SolutionNotFoundException(2020, 9, 2)

    return min(cont_sum) + max(cont_sum)
Example #18
0
def run_code(code: List[Command]):
    acc = 0
    ip = 0
    visited = set()
    while ip < len(code):
        if ip in visited:
            return -1
        visited.add(ip)
        cmd = code[ip]
        if cmd.cmd == "acc":
            acc += cmd.arg
            ip += 1
        elif cmd.cmd == "jmp":
            ip += cmd.arg
        elif cmd.cmd == "nop":
            ip += 1
        else:
            raise SolutionNotFoundException(2020, 8, 2)
    return acc
Example #19
0
        def wrapper(*args, **kwargs):
            try:
                start = time.perf_counter()
                solution = func(*args, **kwargs)

                if solution is None:
                    raise SolutionNotFoundException(year, day, part)

                diff = (time.perf_counter() - start) * 1000

                if not RUNNING_BENCHMARKS:
                    console.print(f"{prefix}{solution} in {diff:.2f} ms")
            except (ValueError, ArithmeticError, TypeError):
                console.print_exception()
            except SolutionNotFoundException:
                console.print(f"{prefix}[red]solution not found")
            else:
                if RUNNING_BENCHMARKS:
                    return diff

                return solution