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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
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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
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
Lucky Numbers
Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
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Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
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Poker
Polyominoes
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Prime Numbers (Long)
Proximity Grid
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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
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CSS Grid
Ellipse Perimeters
Flags
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Highly Composite Numbers
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p-adic Expansion
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Chars
Time
Submitted
Niven Numbers
snoozingnewt
46
126ms
18 days ago
Niven Numbers
albanian-laundromat
46
135ms
24 Sep 2025
Niven Numbers
fuzzylojik-golf
42
148ms
13 Jul 2025
Niven Numbers
qwertyuiop3
55
141ms
4 Jun 2025
Niven Numbers
CaedenHarper
104
128ms
24 Jan 2025
Niven Numbers
emplv
43
127ms
29 Oct 2024
Niven Numbers
Mabeloid
104
141ms
22 Sep 2024
Niven Numbers
emgordon154
40
149ms
22 Sep 2024
Niven Numbers
retrohun
136
132ms
19 Aug 2024
Niven Numbers
KatieLG-Transpiler
108
123ms
16 Aug 2024
Niven Numbers
pardouin
39
157ms
8 Aug 2024
Niven Numbers
lukegustafson
🥇
38
138ms
7 Aug 2024
Niven Numbers
rucin93
42
145ms
6 Aug 2024
Niven Numbers
Shanethegamer
42
129ms
6 Aug 2024
Niven Numbers
GrayJoKing
42
131ms
6 Aug 2024
Niven Numbers
MeWhenI
40
146ms
6 Aug 2024
Niven Numbers
sisyphus-ppcg
40
129ms
6 Aug 2024
Niven Numbers
Lydxn
🥇
38
135ms
5 Aug 2024
Niven Numbers
HumanoidCPU
80
132ms
5 Aug 2024
Niven Numbers
DialFrost
🥇
38
154ms
4 Aug 2024
Niven Numbers
voytxt
39
157ms
4 Aug 2024
Niven Numbers
JayXon
🥇
38
145ms
4 Aug 2024
Niven Numbers
Yewzir
40
126ms
4 Aug 2024
Niven Numbers
sean-niemann
🥇
38
147ms
4 Aug 2024
Niven Numbers
Steffan153
🥇
38
125ms
4 Aug 2024
Niven Numbers
dokutan
44
129ms
3 Aug 2024
Niven Numbers
msbranicky
107
127ms
3 Aug 2024
Niven Numbers
ovs-code
45
133ms
3 Aug 2024
Niven Numbers
KatieLG
104
128ms
3 Aug 2024