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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
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
Minesweeper
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
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
Apéry’s Constant
Binary Lambda Calculus
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Multitap Input
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
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Tutorial
Hole
Golfer
Bytes
Time
Submitted
Niven Numbers
snoozingnewt
39
372ms
27 days ago
Niven Numbers
Lv0Sys
40
331ms
1 Dec 2025
Niven Numbers
KatieLG
118
178ms
30 Nov 2025
Niven Numbers
albanian-laundromat
44
294ms
24 Sep 2025
Niven Numbers
error256
38
555ms
13 Jul 2025
Niven Numbers
fuzzylojik-golf
41
319ms
8 Jul 2025
Niven Numbers
thomastjdavis
85
269ms
15 Apr 2025
Niven Numbers
CaedenHarper
99
149ms
1 Feb 2025
Niven Numbers
TheLastZombie
49
285ms
8 Oct 2024
Niven Numbers
twolfive
🥇
37
528ms
5 Oct 2024
Niven Numbers
alemelis
🥇
37
510ms
26 Sep 2024
Niven Numbers
Mabeloid
99
151ms
22 Sep 2024
Niven Numbers
pardouin
🥇
37
417ms
14 Sep 2024
Niven Numbers
rollershutter
44
378ms
3 Jul 2024
Niven Numbers
HumanoidCPU
99
179ms
8 May 2024
Niven Numbers
sidok
44
389ms
26 Apr 2024
Niven Numbers
dokutan
43
286ms
24 Mar 2024
Niven Numbers
msbranicky
44
375ms
15 Jan 2024
Niven Numbers
stellartux
45
300ms
24 Dec 2023
Niven Numbers
Shanethegamer
🥇
37
464ms
10 Dec 2023
Niven Numbers
thomas-saigre
51
202ms
8 Dec 2023
Niven Numbers
Yewzir
🥇
37
405ms
15 Nov 2023
Niven Numbers
ovs-code
🥇
37
560ms
24 Oct 2023
Niven Numbers
StronkCheese
51
204ms
8 Sep 2023
Niven Numbers
MiranDaniel
45
299ms
2 Sep 2023
Niven Numbers
davbass
47
309ms
25 Aug 2023
Niven Numbers
latvianfarmer17
56
253ms
20 Jul 2023
Niven Numbers
HopelessSoap
54
303ms
8 May 2023
Niven Numbers
tidalDisruptionEvent
🥇
37
554ms
24 Mar 2023
Niven Numbers
MeWhenI
39
633ms
13 Feb 2023
Niven Numbers
sisyphus-ppcg
🥇
37
508ms
24 Jan 2023
Niven Numbers
sean-niemann
🥇
37
413ms
17 Jan 2023
Niven Numbers
DialFrost
🥇
37
377ms
14 Jan 2023
Niven Numbers
retrohun
99
168ms
28 Dec 2022
Niven Numbers
janbehrens
40
368ms
23 Nov 2022
Niven Numbers
Steffan153
🥇
37
446ms
17 Nov 2022
Niven Numbers
GrayJoKing
🥇
37
453ms
17 Nov 2022
Niven Numbers
Andriamanitra
43
343ms
25 Aug 2022
Niven Numbers
antimon2
🥇
37
557ms
18 Aug 2022
Niven Numbers
Codsilla
47
288ms
1 Jul 2022
Niven Numbers
KatieLG-Transpiler
178
155ms
23 Jun 2022
Niven Numbers
czylabsonasa
40
423ms
19 Jun 2022
Niven Numbers
rokasveitas
42
363ms
16 May 2022
Niven Numbers
prplz
🥇
37
540ms
19 Jan 2022
Niven Numbers
mokymok
131
162ms
9 Nov 2021
Niven Numbers
theunofficialcoder
99
163ms
2 Aug 2021
Niven Numbers
MarcMush
38
536ms
29 Jun 2021
Niven Numbers
cure-honey
39
377ms
19 Jun 2021
Niven Numbers
Lydxn
🥇
37
536ms
16 Jun 2021
Niven Numbers
JRaspass
102
186ms
17 Mar 2021
Niven Numbers
JayXon
🥇
37
553ms
25 Feb 2021
Niven Numbers
HPWiz
🥇
37
494ms
17 Nov 2020
Niven Numbers
primo-ppcg
39
318ms
10 Oct 2020
Niven Numbers
masflam
50
274ms
19 Aug 2020
Niven Numbers
vgroen
56
285ms
16 Jul 2019
Niven Numbers
dahrens
60
180ms
6 Jul 2019
Niven Numbers
ConorOBrien-Foxx
44
421ms
3 Mar 2019
Niven Numbers
ETHproductions
41
277ms
22 Dec 2018
Niven Numbers
dloscutoff
44
333ms
27 Nov 2018
Niven Numbers
RustemB
51
254ms
3 Sep 2018