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. Why not try and solve it ahead of time?
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D
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05AB1E
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Egel
Erlang
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
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Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
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Stax
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Umka
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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
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
Bytes
Time
Submitted
Morse Encoder
sean-niemann
121
32ms
18 days ago
Morse Encoder
pardouin
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115
33ms
31 Jul 2025
Morse Encoder
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🥇
115
35ms
31 Jul 2025
Morse Encoder
error256
146
34ms
23 May 2025
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dokutan
296
35ms
21 Apr 2025
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tatzyr
217
37ms
14 Mar 2025
Morse Encoder
ovs-code
122
48ms
22 Feb 2025
Morse Encoder
stefangimmillaro
147
35ms
26 Dec 2024
Morse Encoder
gotbadger
233
36ms
21 Nov 2024
Morse Encoder
didroe
159
35ms
20 Nov 2024
Morse Encoder
emgordon154
172
48ms
20 Aug 2024
Morse Encoder
madex
358
53ms
23 Jun 2024
Morse Encoder
olleicua
205
38ms
1 Apr 2024
Morse Encoder
Natanaelel
134
36ms
9 Jun 2023
Morse Encoder
Haksell
1,166
35ms
22 Feb 2023
Morse Encoder
SirBogman
144
35ms
19 Jan 2023
Morse Encoder
sisyphus-ppcg
127
33ms
17 Jan 2023
Morse Encoder
anter69
137
34ms
14 Jan 2023
Morse Encoder
Steffan153
125
33ms
31 Dec 2022
Morse Encoder
MeWhenI
129
35ms
15 Oct 2022
Morse Encoder
jared-hughes
152
42ms
20 Sep 2022
Morse Encoder
yzhs
295
36ms
20 Jul 2022
Morse Encoder
KatieLG-Transpiler
1,342
35ms
3 Jul 2022
Morse Encoder
KatieLG
167
36ms
10 Apr 2022
Morse Encoder
olivermrose
163
38ms
4 Feb 2022
Morse Encoder
primo-ppcg
🥉
119
35ms
5 Dec 2021
Morse Encoder
GrayJoKing
145
35ms
20 Jul 2021
Morse Encoder
boxjelly
391
34ms
12 Feb 2021
Morse Encoder
hiddicop
156
53ms
30 Jan 2021
Morse Encoder
Waffle3z
310
49ms
22 Jan 2021
Morse Encoder
jaredcrystal
192
36ms
14 Dec 2020
Morse Encoder
prplz
131
34ms
3 Nov 2020
Morse Encoder
proton
234
39ms
20 Jun 2020
Morse Encoder
adoxography
433
33ms
10 Mar 2020
Morse Encoder
n1LS
280
35ms
26 Sep 2019
Morse Encoder
yokasuretsu
256
35ms
19 Apr 2018
Morse Encoder
biinari
294
36ms
25 Mar 2018
Morse Encoder
graft
244
34ms
11 Mar 2018