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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
brainfuck
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
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku v2
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
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Bytes
Submitted
Roman to Arabic
Lydxn
💎
66
13 May 2023
Roman to Arabic
Natanaelel
73
16 Feb 2023
Roman to Arabic
neel11235813
189
3 Feb 2023
Roman to Arabic
trist224
189
28 Nov 2022
Roman to Arabic
MeWhenI
189
4 Aug 2022
Roman to Arabic
scpchicken
78
4 May 2022
Roman to Arabic
GrayJoKing
🥉
70
18 Feb 2022
Roman to Arabic
akshatj27
189
11 Jan 2022
Roman to Arabic
Shanethegamer
76
12 Dec 2021
Roman to Arabic
xiBread
189
20 Sep 2021
Roman to Arabic
KatieLG
171
12 May 2021
Roman to Arabic
rucin93
190
15 Nov 2020
Roman to Arabic
primo-ppcg
🥈
68
5 Oct 2020
Roman to Arabic
SirBogman
85
5 Oct 2020
Roman to Arabic
nwellnhof
71
4 Oct 2020
Roman to Arabic
ian-h-chamberlain
131
29 Dec 2019
Roman to Arabic
elisherer
195
24 Apr 2019
Roman to Arabic
mcreenan
159
16 Jun 2018
Roman to Arabic
yokasuretsu
124
30 Apr 2018
Roman to Arabic
phdphil
107
22 Apr 2018