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Advent of Code Leaderboard 2025 / Day 6

View puzzle on adventofcode.com

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Leaderboard

Name Language Tokens Sum Tokens Part 1 Tokens Part 2 Last change
1 Profile imageVadzim Kapichenka Kotlin 258 114 144 13 hours ago
2 Profile imageAbbas Moosajee Python 284 93 191 7 hours ago
3 Profile imageAkke C 405 186 219 11 hours ago

Rules

  • You're welcome to participate alone or in a team.
  • You may submit multiple solutions and explore different programming languages.
  • Stick to the standard library of your language, no further dependencies/libraries, except the ones which OneCompiler provides (e.g. NumPy for Python).
  • Ensure your code aligns to the template (Python, Rust, Go, Kotlin, JavaScript, C#, TypeScript, C++, Java, C, Swift, Scala, Ruby, Bash), reading the puzzle input from stdin (terminated with end-of-file), and printing the solution to stdout.
  • Please refrain from making network requests, reading data from files, or storing data in variable/function/class names for reflection.
  • Your code must be able to process all valid Advent of Code inputs. Golfcoder might reevaluate correctness of your solution with different inputs after your submission.

191 tokens in Python for part 2 by Abbas Moosajee

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fromsysimportstdin

lines=stdin.readlines()
max_len=max(len(row)forrowinlines)

padded_sheet=[row+" "*(max_len-len(row))forrowinlines]

total_sum=0
current_problem=operation=None

forcol_idxinrange(max_len):
column=[row[col_idx]forrowinpadded_sheet]

ifall(cell==" "forcellincolumn):
total_sum+=current_problem
current_problem=operation=None
continue

digits=[cellforcellincolumnifcell.isdigit()]
operators=[cellforcellincolumnifcellin"+*"]

ifdigits:
number=int("".join(digits))

ifcurrent_problemisNone:
current_problem=number
elifoperation=="+":
current_problem+=number
elifoperation=="*":
current_problem*=number
else:
current_problem=number

ifoperators:
operation=operators[0]

print(total_sum+current_problem)