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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
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
Minesweeper
Morse Decoder
Morse Encoder
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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
Apéry’s Constant
Binary Lambda Calculus
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
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Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
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Semiprime Numbers
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Tutorial
Hole
Golfer
Bytes
Time
Submitted
Morse Encoder
amazingalek
293
397ms
21 days ago
Morse Encoder
mwarvik
301
405ms
24 days ago
Morse Encoder
brandon-04
487
437ms
11 Nov 2025
Morse Encoder
arcpolaris
346
414ms
11 Nov 2025
Morse Encoder
CaedenHarper
1,330
400ms
21 Oct 2025
Morse Encoder
JayXon
💎
139
463ms
7 Aug 2025
Morse Encoder
Yax42
159
471ms
5 Aug 2025
Morse Encoder
dokutan
1,098
494ms
9 Dec 2024
Morse Encoder
DmytroLynda
471
478ms
21 Nov 2024
Morse Encoder
namelessiw
165
413ms
29 Jul 2024
Morse Encoder
bac0id
368
456ms
4 Jul 2024
Morse Encoder
arctouch-cristiannevianna
252
485ms
29 Feb 2024
Morse Encoder
AdrienHache
184
387ms
8 Jan 2024
Morse Encoder
sean-niemann
🥈
148
393ms
2 Nov 2023
Morse Encoder
stefangimmillaro
194
452ms
11 Oct 2023
Morse Encoder
revlayle
273
458ms
23 Jun 2023
Morse Encoder
janbehrens
201
453ms
17 Jun 2023
Morse Encoder
postie77
269
447ms
10 May 2023
Morse Encoder
Steffan153
🥈
148
395ms
24 Feb 2023
Morse Encoder
BREMAUCY
215
437ms
20 Jan 2023
Morse Encoder
tomtheisen
178
425ms
20 Dec 2022
Morse Encoder
ChrisTheisen
364
461ms
19 Dec 2022
Morse Encoder
MeWhenI
171
421ms
8 Dec 2022
Morse Encoder
tomh1012
347
458ms
21 Sep 2022
Morse Encoder
hamhub7
266
432ms
18 Aug 2022
Morse Encoder
KatieLG-Transpiler
1,590
489ms
4 Jul 2022
Morse Encoder
roavin
211
447ms
23 Jun 2022
Morse Encoder
annaproxy
237
431ms
3 May 2022
Morse Encoder
tbschff
853
465ms
16 Apr 2022
Morse Encoder
scpchicken
221
417ms
6 Apr 2022
Morse Encoder
ericlangedijk
314
469ms
18 Mar 2022
Morse Encoder
RandGuy
520
431ms
14 Dec 2021
Morse Encoder
KatieLG
390
436ms
21 Nov 2021
Morse Encoder
primo-ppcg
190
455ms
21 Nov 2021
Morse Encoder
tdkkdt
207
432ms
21 Nov 2021
Morse Encoder
MiffOttah
549
447ms
21 Nov 2021
Morse Encoder
jahakari
348
474ms
21 Nov 2021
Morse Encoder
DarioColucci
2,844
468ms
21 Nov 2021
Morse Encoder
hklemp
509
482ms
21 Nov 2021
Morse Encoder
iznax
281
464ms
21 Nov 2021
Morse Encoder
afgarciam
1,381
476ms
21 Nov 2021
Morse Encoder
billings7
190
463ms
21 Nov 2021
Morse Encoder
p-vf
399
434ms
29 Sep 2021
Morse Encoder
kjhughes097
344
457ms
9 Dec 2020