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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
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Continued Fractions
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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
Gray Code Decoder
Gray Code Encoder
Happy Numbers
Happy Numbers (Long)
Hexdump
Hilbert Curve
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
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Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
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Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
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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
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
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Snake
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Tutorial
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Chars
Time
Submitted
Niven Numbers (Long)
dokutan
50
539ms
26 days ago
Niven Numbers (Long)
snoozingnewt
50
510ms
27 days ago
Niven Numbers (Long)
Steffan153
49
498ms
26 Feb 2026
Niven Numbers (Long)
Andrey2001
63
445ms
28 Jan 2026
Niven Numbers (Long)
CaedenHarper
50
529ms
8 Dec 2025
Niven Numbers (Long)
TheZwierzLF
61
466ms
22 Nov 2025
Niven Numbers (Long)
CheeseCake628
54
465ms
18 Oct 2025
Niven Numbers (Long)
Babafaba
51
474ms
17 Oct 2025
Niven Numbers (Long)
fuzzylojik-golf
49
451ms
10 Sep 2025
Niven Numbers (Long)
commandz0
53
445ms
1 Sep 2025
Niven Numbers (Long)
albanian-laundromat
52
472ms
25 Aug 2025
Niven Numbers (Long)
emgordon154
51
443ms
13 Apr 2025
Niven Numbers (Long)
sean-niemann
49
489ms
21 Jan 2025
Niven Numbers (Long)
JunkIce
55
435ms
3 Dec 2024
Niven Numbers (Long)
lifthrasiir
52
470ms
2 Dec 2024
Niven Numbers (Long)
KatieLG
54
574ms
28 Oct 2024
Niven Numbers (Long)
RedzGoose
74
485ms
14 Oct 2024
Niven Numbers (Long)
Mabeloid
81
438ms
17 Sep 2024
Niven Numbers (Long)
b-illy
51
429ms
9 Sep 2024
Niven Numbers (Long)
KatieLG-Transpiler
8,987
2,798ms
16 Aug 2024
Niven Numbers (Long)
kg583
50
396ms
28 Jul 2024
Niven Numbers (Long)
pardouin
🥇
48
431ms
11 Jul 2024
Niven Numbers (Long)
Stockoh
57
766ms
23 Jun 2024
Niven Numbers (Long)
MeWhenI
50
415ms
24 May 2024
Niven Numbers (Long)
HumanoidCPU
62
509ms
26 Apr 2024
Niven Numbers (Long)
Jacob385
61
479ms
18 Apr 2024
Niven Numbers (Long)
duckyluuk
51
432ms
27 Mar 2024
Niven Numbers (Long)
4hg
60
462ms
24 Mar 2024
Niven Numbers (Long)
neel11235813
51
491ms
10 Mar 2024
Niven Numbers (Long)
steffan-polygolf
70
461ms
7 Mar 2024
Niven Numbers (Long)
namelessiw
53
479ms
5 Mar 2024
Niven Numbers (Long)
Yewzir
51
455ms
24 Feb 2024
Niven Numbers (Long)
lynn
49
485ms
17 Feb 2024
Niven Numbers (Long)
xsot
50
497ms
25 Jan 2024
Niven Numbers (Long)
ridingqwerty
51
546ms
22 Jan 2024
Niven Numbers (Long)
m-tkach
49
525ms
20 Jan 2024
Niven Numbers (Long)
GolfingSuccess
51
481ms
20 Jan 2024
Niven Numbers (Long)
GrayJoKing
🥇
48
534ms
18 Jan 2024
Niven Numbers (Long)
Lydxn
🥇
48
476ms
17 Jan 2024
Niven Numbers (Long)
JayXon
🥇
48
489ms
17 Jan 2024
Niven Numbers (Long)
msbranicky
59
552ms
17 Jan 2024
Niven Numbers (Long)
AlephSquirrel
50
477ms
16 Jan 2024
Niven Numbers (Long)
sisyphus-ppcg
49
514ms
16 Jan 2024
Niven Numbers (Long)
Shanethegamer
50
440ms
16 Jan 2024
Niven Numbers (Long)
inventshah
51
462ms
16 Jan 2024
Niven Numbers (Long)
SirBogman
53
477ms
16 Jan 2024
Niven Numbers (Long)
prplz
52
468ms
15 Jan 2024
Niven Numbers (Long)
CatsAreFluffy
68
500ms
15 Jan 2024
Niven Numbers (Long)
ovs-code
50
491ms
15 Jan 2024
Niven Numbers (Long)
Andriamanitra
124
591ms
15 Jan 2024
Niven Numbers (Long)
DialFrost
52
514ms
15 Jan 2024