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12 Days of Christmas
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λ
π
τ
φ
√2
𝑒
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Berry
brainfuck
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C++
Civet
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Crystal
D
Dart
Elixir
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Forth
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Janet
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VimL
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APL
Arturo
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BQN
CJam
CoffeeScript
Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
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Umka
Vala
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All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
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
Hilbert Curve
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
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
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
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
Trinomial Triangle
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
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
12 Days of Christmas
c-py
468
8ms
4 hours ago
12 Days of Christmas
Deedogg
275
10ms
10 hours ago
12 Days of Christmas
albanian-laundromat
203
386ms
20 hours ago
12 Days of Christmas
Maximizer02
642
1,833ms
36 hours ago
12 Days of Christmas
Babafaba
514
10ms
41 hours ago
12 Days of Christmas
Jacob385
564
396ms
3 days ago
12 Days of Christmas
dvckyduck
895
3ms
4 days ago
12 Days of Christmas
dvckyduck
746
160ms
4 days ago
12 Days of Christmas
dvckyduck
549
10ms
4 days ago
12 Days of Christmas
albanian-laundromat
💎
213
1,577ms
4 days ago
12 Days of Christmas
CornerMercury
207
16ms
5 days ago
12 Days of Christmas
ElieDeBrauwer
526
9ms
5 days ago
12 Days of Christmas
TJK-S
569
9ms
5 days ago
12 Days of Christmas
albanian-laundromat
🥈
266
3ms
5 days ago
12 Days of Christmas
KatieLG
2,503
140ms
6 days ago
12 Days of Christmas
luweiCN
851
9ms
6 days ago
12 Days of Christmas
emgordon154
395
36ms
7 days ago
12 Days of Christmas
albanian-laundromat
🥉
572
857ms
7 days ago
12 Days of Christmas
asarvazyan
527
12ms
8 days ago
12 Days of Christmas
CaedenHarper
515
486ms
9 days ago
12 Days of Christmas
targrik
472
5ms
9 days ago
12 Days of Christmas
mathieurodic
511
19ms
9 days ago
12 Days of Christmas
AetherQuantity
508
35ms
9 days ago
12 Days of Christmas
sean-niemann
🥈
214
1,345ms
10 days ago
12 Days of Christmas
sean-niemann
💎
282
79ms
10 days ago
12 Days of Christmas
syyynth
484
13ms
10 days ago
12 Days of Christmas
TilTNeXus
621
2ms
12 days ago
12 Days of Christmas
EthanSansom
488
82ms
13 days ago
12 Days of Christmas
luuumine
2,381
11ms
13 days ago
12 Days of Christmas
ethanlchristensen
526
11ms
14 days ago
12 Days of Christmas
nulzo
513
9ms
14 days ago
12 Days of Christmas
SteveHales
499
99ms
15 days ago
12 Days of Christmas
Babafaba
516
476ms
15 days ago
12 Days of Christmas
snoozingnewt
543
33ms
16 days ago
12 Days of Christmas
aviyanp
547
31ms
16 days ago
12 Days of Christmas
kmathis22
511
464ms
16 days ago
12 Days of Christmas
republic82
2,381
11ms
16 days ago
12 Days of Christmas
iczelia
512
10ms
16 days ago
12 Days of Christmas
iczelia
592
2ms
16 days ago
12 Days of Christmas
mukorossi77
583
2ms
17 days ago
12 Days of Christmas
snoozingnewt
203
35ms
17 days ago
12 Days of Christmas
aviyanp
526
10ms
17 days ago
12 Days of Christmas
snoozingnewt
520
2ms
17 days ago
12 Days of Christmas
aviyanp
563
2ms
17 days ago
12 Days of Christmas
aviyanp
576
73ms
17 days ago
12 Days of Christmas
snoozingnewt
545
455ms
17 days ago
12 Days of Christmas
blaztoma
448
38ms
18 days ago
12 Days of Christmas
qpwoeirut
473
10ms
19 days ago
12 Days of Christmas
Code-Coder-coder
488
11ms
19 days ago
12 Days of Christmas
CaedenHarper
521
661ms
20 days ago
12 Days of Christmas
ZoDoneRightNow
498
8ms
20 days ago
12 Days of Christmas
stephanie-flower
617
9ms
21 days ago
12 Days of Christmas
Evytag
548
10ms
21 days ago
12 Days of Christmas
jacekwladzinski
486
10ms
22 days ago
12 Days of Christmas
KasperKivimaeki
521
159ms
23 days ago
12 Days of Christmas
Blendi-Goose
2,377
1ms
23 days ago
12 Days of Christmas
ryyyn
400
26ms
23 days ago
12 Days of Christmas
HumanoidCPU
2,377
4ms
24 days ago
12 Days of Christmas
namelessiw
511
629ms
24 days ago
12 Days of Christmas
stefangimmillaro
502
417ms
24 days ago
12 Days of Christmas
Ultra814
2,375
9ms
25 days ago
12 Days of Christmas
blaztoma
251
11ms
25 days ago
12 Days of Christmas
KatieLG
273
8ms
25 days ago
12 Days of Christmas
emgordon154
606
871ms
26 days ago
12 Days of Christmas
CommandLeo
460
13ms
26 days ago
12 Days of Christmas
BrunoVisnadi
488
10ms
27 days ago
12 Days of Christmas
taskhost
1,252
642ms
27 days ago
12 Days of Christmas
snoozingnewt
523
693ms
27 days ago
12 Days of Christmas
ahmetdemirag
452
11ms
27 days ago
12 Days of Christmas
KatieLG
245
31ms
2 Oct 2025
12 Days of Christmas
Yewzir
560
395ms
2 Oct 2025
12 Days of Christmas
qpwoeirut
205
24ms
2 Oct 2025
12 Days of Christmas
oonamo
593
2ms
29 Sep 2025
12 Days of Christmas
Shanethegamer
2,535
1,817ms
28 Sep 2025
12 Days of Christmas
auribuo
527
9ms
28 Sep 2025