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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
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Arrows
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ASCII Table
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
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Pascal’s Triangle
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Pernicious Numbers (Long)
Poker
Polyominoes
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Prime Numbers (Long)
Proximity Grid
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Quine
Recamán
Repeating Decimals
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Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
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Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
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Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
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Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
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Highly Composite Numbers
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p-adic Expansion
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Submitted
12 Days of Christmas
CaedenHarper
2,377
4 days ago
12 Days of Christmas
sean-niemann
247
14 Jul 2025
12 Days of Christmas
synt7x
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567
10 Apr 2025
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2,029
6 Apr 2025
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frosster
514
14 Mar 2025
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528
2 Mar 2025
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515
28 Dec 2024
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252
11 Dec 2024
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522
11 Aug 2024
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neel11235813
500
26 Mar 2024
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Thorinori
753
25 Mar 2024
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HumanoidCPU
517
14 Mar 2024
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EnigmaticError
517
26 Jan 2024
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adriweb
252
1 Jan 2024
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jrbud
2,489
31 Dec 2023
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AetherWhy
526
17 Oct 2023
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msbranicky
520
12 Oct 2023
12 Days of Christmas
Maximizer02
2,379
9 Oct 2023
12 Days of Christmas
snoozingnewt
500
23 Sep 2023
12 Days of Christmas
zakariamouhid
2,489
18 May 2023
12 Days of Christmas
DoctorBubs
535
8 May 2023
12 Days of Christmas
Phil-RGOMEGA
518
5 May 2023
12 Days of Christmas
SubsTheTechnomancer
500
1 Mar 2023
12 Days of Christmas
MeWhenI
511
20 Feb 2023
12 Days of Christmas
xiBread
2,379
26 Jan 2023
12 Days of Christmas
MCausc78
527
5 Jan 2023
12 Days of Christmas
realism777
2,377
24 Nov 2022
12 Days of Christmas
aDwarfNamedUrist
515
8 Nov 2022
12 Days of Christmas
mtirado1
518
14 Aug 2022
12 Days of Christmas
KatieLG-Transpiler
2,489
23 Jun 2022
12 Days of Christmas
Shanethegamer
254
1 Jun 2022
12 Days of Christmas
GrayJoKing
💎
232
10 Apr 2022
12 Days of Christmas
Waffle3z
🥈
235
8 Apr 2022
12 Days of Christmas
DaCuteRaccoon
587
6 Apr 2022
12 Days of Christmas
jared-hughes
489
29 Mar 2022
12 Days of Christmas
TetraPengwin
521
11 Feb 2022
12 Days of Christmas
JRaspass
516
28 Dec 2021
12 Days of Christmas
FoxieFlakey
2,379
27 Dec 2021
12 Days of Christmas
fbe
638
29 Nov 2021
12 Days of Christmas
heromk
515
15 Jul 2021
12 Days of Christmas
hashbmo
702
15 Jul 2021
12 Days of Christmas
aphrim
570
18 May 2021
12 Days of Christmas
SamHoque
519
11 May 2021
12 Days of Christmas
brokenVectors
2,380
7 Feb 2021
12 Days of Christmas
glorpglob
518
6 Feb 2021
12 Days of Christmas
micrx
515
6 Feb 2021
12 Days of Christmas
AZ9tumas
555
5 Feb 2021
12 Days of Christmas
DaDerpDuck
530
20 Jan 2021
12 Days of Christmas
languidlizard28
509
3 Jan 2021
12 Days of Christmas
nico-bachner
2,378
28 Dec 2020
12 Days of Christmas
KatieLG
2,489
2 Dec 2020
12 Days of Christmas
xArshy
2,377
16 Oct 2020
12 Days of Christmas
volpi-m
2,379
31 Aug 2020
12 Days of Christmas
HumanEquivalentUnit
2,226
9 Jun 2020
12 Days of Christmas
RatajVaver
511
2 Jun 2020
12 Days of Christmas
Attero
497
3 Apr 2020
12 Days of Christmas
primo-ppcg
🥉
242
15 Feb 2020
12 Days of Christmas
DaCoolOne
519
21 Nov 2019
12 Days of Christmas
warmCabin
515
11 Nov 2019
12 Days of Christmas
josgilmo
540
24 Apr 2019
12 Days of Christmas
GalladeGuy
516
13 Apr 2019
12 Days of Christmas
retrohun
2,487
21 Dec 2018
12 Days of Christmas
cafehaine
533
29 Jul 2018
12 Days of Christmas
Visckmart
527
23 Jul 2018
12 Days of Christmas
Caylyn
653
1 Mar 2018
12 Days of Christmas
Saldor010
625
3 Feb 2018