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2025(03): make code a bit better

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And clean up part 2 of day 2, add testinput for day 1.
This commit is contained in:
Kees van Kempen
2025-12-03 09:03:02 +01:00
parent 5f102fc380
commit 06d839fe7e
3 changed files with 22 additions and 50 deletions
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37
2025/03/part2.py
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@ -1,39 +1,26 @@
# I did not do anything to prevent the main code from running in part1.
#from part1 import bruteforce_joltage
debug=False
def joltage_limit_safety_override(battery, jol_len=12):
"""
"""
jol_indices = []
idx_seek_start = 0
for i in range(jol_len):
if debug:
print(f"Look for number {i}")
# Define where to search:
# * after the found numbers
# * but leaving enough numbers for the other seeks
subbattery = battery[idx_seek_start:-(jol_len - i + 0)]
# Find, in order, the highest possible number allowed.
for num in range(10):
needle = str(9 - num)
if debug:
print(f"Try to find number {needle} in:")
subbattery = battery[idx_seek_start:-(jol_len - i + 0)]
if debug:
print(subbattery)
if not needle in subbattery:
if debug:
print("not found")
continue
idx_needle = subbattery.index(needle)
jol_indices.append(idx_needle + idx_seek_start)
idx_seek_start = idx_needle + idx_seek_start + 1
if debug:
print("found")
break
if debug:
print(jol_indices)
print(int("".join([battery[i] for i in jol_indices])))
needle = max(subbattery)
idx_needle = subbattery.index(needle)
# Add needle index to list and update starting point
jol_indices.append(idx_needle + idx_seek_start)
idx_seek_start = idx_needle + idx_seek_start + 1
return int("".join([battery[i] for i in jol_indices]))
# Test testinput