Day04.py

with open("Input_Day04.txt") as f:
    raw_data = [x.strip() for x in f]

complete = 0
overlap = 0

for line in raw_data:
    parts = line.split(",")
    r1 = [int(x) for x in parts[0].split("-")]
    r2 = [int(x) for x in parts[1].split("-")]
    s1 = set(range(r1[0], r1[1]+1))
    s2 = set(range(r2[0], r2[1]+1))
    l = max(len(s1), len(s2))
    s3 = s1.union(s2)
    s4 = s1.intersection(s2)
    if (len(s3) == l):
        complete += 1
    if (len(s4) > 0):
        overlap += 1

print(f"Part 01: {complete}")
print(f"Part 02: {overlap}")