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Challenges Q&A Sandbox Meta
Challenges
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Post Challenge

Code challenges of all types. For questions about golfing, bowling, etc, use Q&A. For questions about this community, use Meta. To get feedback on a challenge before posting it, use Sandbox.

45 posts · Subscribe
Activity Age Score
50%
+0 −0
Recreate the Server Fault logo

0 answers  ·  last activity 4 minutes ago by Derrick Williams‭

code-golf graphical-output
75%
+4 −0
Are they abundant, deficient or perfect?

6 answers  ·  last activity about 7 hours ago by Marshall Lochbaum‭

code-golf math number-theory
81%
+7 −0
Cumulative Counts

8 answers  ·  last activity about 12 hours ago by Quintec‭

code-golf
84%
+9 −0
Output 256 in many different ways

8 answers  ·  last activity about 12 hours ago by Quintec‭

alternative-scoring restricted-source
90%
+17 −0
"Hello, World!"

24 answers  ·  last activity about 16 hours ago by Derrick Williams‭

code-golf kolmogorov-complexity
71%
+3 −0
Recreate the Stack Overflow logo

0 answers  ·  last activity about 17 hours ago by Derrick Williams‭

code-golf graphical-output
80%
+6 −0
Truthify an array

8 answers  ·  last activity 1 day ago by Shaggy‭

code-golf boolean
83%
+8 −0
Create an Alphabet Diamond

9 answers  ·  last activity 2 days ago by Shaggy‭

code-golf kolmogorov-complexity
81%
+7 −0
Evaluation order of an APL n-train

7 answers  ·  last activity 2 days ago by Shaggy‭

code-golf
71%
+3 −0
Diagonalized alphabet

3 answers  ·  last activity 4 days ago by user‭

code-golf kolmogorov-complexity ascii-art alphabet
83%
+8 −0
Reverse an ASCII string

18 answers  ·  last activity 8 days ago by Hakerh400‭

code-golf
71%
+3 −0
Make my number a set

7 answers  ·  last activity 9 days ago by xigoi‭

code-golf number
84%
+9 −0
Merge two strings

4 answers  ·  last activity 9 days ago by xigoi‭

code-golf
77%
+5 −0
Backspace an array

5 answers  ·  last activity 16 days ago by Razetime‭

code-golf
77%
+5 −0
Longest parallel lines

1 answer  ·  last activity 17 days ago by rak1507‭

code-golf boolean
75%
+4 −0
Juggler sequences

7 answers  ·  last activity 18 days ago by forestbeasts‭

code-golf math number sequence
80%
+6 −0
Shape of an array

5 answers  ·  last activity 19 days ago by forestbeasts‭

code-golf
77%
+5 −0
Bytes to Segfault

8 answers  ·  last activity 19 days ago by forestbeasts‭

code-golf *nix
75%
+4 −0
Golf a FRACTRAN interpreter

2 answers  ·  last activity about 1 month ago by celtschk‭

code-golf interpreter
75%
+4 −0
Weave Strings Together

6 answers  ·  last activity about 1 month ago by caird coinheringaahing‭

code-golf string
86%
+11 −0
Print the Great Numeric Pyramid

5 answers  ·  last activity about 1 month ago by Marshall Lochbaum‭

code-golf kolmogorov-complexity
81%
+7 −0
Length of a Sumac Sequence

9 answers  ·  last activity about 2 months ago by user‭

code-golf math sequence
71%
+3 −0
Win a War (or at least a few battles)

2 answers  ·  last activity about 2 months ago by Marshall Lochbaum‭

code-golf optimization
71%
+3 −0
Really Cool Numbers

3 answers  ·  last activity about 2 months ago by user‭

code-golf math
80%
+6 −0
Beaver Code Decryption

6 answers  ·  last activity about 2 months ago by rak1507‭

code-golf encryption decryption
83%
+8 −0
Obligatory Quine Challenge

6 answers  ·  last activity about 2 months ago by Marshall Lochbaum‭

code-golf quine
81%
+7 −0
Solve Goldbach's Conjecture

3 answers  ·  last activity 3 months ago by user‭

code-golf math
75%
+4 −0
Word Set Square

4 answers  ·  last activity 3 months ago by user‭

code-golf ascii-art
84%
+9 −0
Partial Sums of Harmonic Series

7 answers  ·  last activity 3 months ago by user‭

code-golf
77%
+5 −0
Is it a near-anagram?

5 answers  ·  last activity 3 months ago by Unrelated String‭

code-golf string
60%
+1 −0
Ratio limits of fibonacci-like series

3 answers  ·  last activity 4 months ago by Moshi‭

code-golf sequence
66%
+2 −0
The Pell Numbers

3 answers  ·  last activity 4 months ago by Quintec‭

code-golf number sequence
66%
+2 −0
Write a Deadfish Interpreter

3 answers  ·  last activity 4 months ago by Lundin‭

code-golf interpreter
84%
+9 −0
Evaluate a single variable polynomial equation

11 answers  ·  last activity 5 months ago by hakr14‭

code-golf math
75%
+4 −0
Tile pyramids on top of each other!

8 answers  ·  last activity 5 months ago by Lundin‭

code-golf ascii-art
71%
+3 −0
The Camelot Wheel

2 answers  ·  last activity 5 months ago by Razetime‭

code-golf
75%
+4 −0
Calculate a person's age

0 answers  ·  last activity 6 months ago by Razetime‭

code-golf date
66%
+2 −0
Golf me a polygonal loader

1 answer  ·  last activity 6 months ago by ArtOfCode‭

code-golf ascii-art animation
80%
+6 −0
Integer to Roman numeral

3 answers  ·  last activity 6 months ago by Lundin‭

code-golf
71%
+3 −0
Towering Cistercian Representation

1 answer  ·  last activity 6 months ago by Hakerh400‭

code-golf ascii-art
71%
+3 −0
Prime Difference

6 answers  ·  last activity 6 months ago by Lundin‭

code-golf
75%
+4 −0
Generate Lewis Caroll's Jabberwocky

2 answers  ·  last activity 6 months ago by Quintec‭

code-golf kolmogorov-complexity
60%
+1 −0
Longest Increasing Subsequence

4 answers  ·  last activity 6 months ago by Lundin‭

code-golf
80%
+6 −0
1, 2, Fizz, 4, Buzz!

9 answers  ·  last activity 7 months ago by Corsaka‭

code-golf kolmogorov-complexity
66%
+2 −0
Given the preorder and the inorder of a tree, output the postorder

1 answer  ·  last activity 7 months ago by Hakerh400‭

code-golf
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