[py] Port 2017_02

This commit is contained in:
Joscha 2022-12-06 19:36:11 +01:00
parent 21f671daed
commit 7ac215b493
4 changed files with 44 additions and 48 deletions

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import sys
def load_rows(filename):
rows = []
with open(filename, "r") as f:
for line in f:
digits = line[:-1].split("\t")
row = list(map(int, digits))
rows.append(row)
return rows
# PART 1
def checksum(rows):
total = 0
for row in rows:
total += max(row) - min(row)
return total
# PART 2
def divide_evenly(row):
for a in row:
for b in row:
if a != b and a % b == 0:
return a // b
def checksum_even(rows):
total = 0
for row in rows:
total += divide_evenly(row)
return total
def main(filename):
rows = load_rows(filename)
print(f"Solutions for {filename}")
check = checksum(rows)
print(f"Part 1: {check}")
check_even = checksum_even(rows)
print(f"Part 2: {check_even}")
if __name__ == "__main__":
for filename in sys.argv[1:]:
main(filename)

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