from lib import get_data, Grid2D


def part_1(data):
    g = Grid2D(data)

    pos = (0, 0)
    r = 0
    while pos[0] < g.n_rows:
        if g[pos] == "#":
            r += 1
        pos = (pos[0] + 1, (pos[1] + 3) % g.n_cols)
    print(r)

    fr = 1
    for dr, dc in [(1, 1), (1, 3), (1, 5), (1, 7), (2, 1)]:
        pos = (0, 0)
        r = 0
        while pos[0] < g.n_rows:
            if g[pos] == "#":
                r += 1
            pos = (pos[0] + dr, (pos[1] + dc) % g.n_cols)
        fr *= r
    print(fr)


def main():
    data = get_data(__file__)
    part_1(data)


if __name__ == "__main__":
    main()