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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
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ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
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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
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
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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
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Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
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Tutorial
Hole
Golfer
Chars
Time
Submitted
Roman to Arabic
DialFrost
🥈
196
1,687ms
2 days ago
Roman to Arabic
alexsave
132
18ms
6 days ago
Roman to Arabic
dokutan
144
18ms
9 days ago
Roman to Arabic
commandblockguy
51
50ms
10 days ago
Roman to Arabic
zhaohm14
123
21ms
11 days ago
Roman to Arabic
te-chnical
139
24ms
13 days ago
Roman to Arabic
amazingalek
215
378ms
14 days ago
Roman to Arabic
DialFrost
🥈
88
86ms
16 days ago
Roman to Arabic
msbranicky
559
4ms
19 days ago
Roman to Arabic
DialFrost
🥉
138
40ms
20 days ago
Roman to Arabic
JOrE20
444
126ms
22 days ago
Roman to Arabic
JOrE20
462
363ms
22 days ago
Roman to Arabic
dokutan
98
9ms
25 days ago
Roman to Arabic
KatieLG
127
38ms
25 days ago
Roman to Arabic
MeWhenI
293
46ms
26 days ago
Roman to Arabic
HumanoidCPU
252
7ms
23 Dec 2025
Roman to Arabic
HumanoidCPU
247
6ms
23 Dec 2025
Roman to Arabic
kmathis22
248
145ms
22 Dec 2025
Roman to Arabic
kmathis22
285
201ms
22 Dec 2025
Roman to Arabic
kmathis22
323
5ms
22 Dec 2025
Roman to Arabic
edsrzf
🥉
118
136ms
22 Dec 2025
Roman to Arabic
Lv0Sys
121
21ms
21 Dec 2025
Roman to Arabic
ovs-code
🥇
122
356ms
19 Dec 2025
Roman to Arabic
kmathis22
243
501ms
19 Dec 2025
Roman to Arabic
blaztoma
101
18ms
19 Dec 2025
Roman to Arabic
CornerMercury
70
457ms
17 Dec 2025
Roman to Arabic
tomh1012
286
480ms
16 Dec 2025
Roman to Arabic
Mukundan314
75
20ms
16 Dec 2025
Roman to Arabic
msbranicky
355
237ms
14 Dec 2025
Roman to Arabic
snoozingnewt
85
191ms
13 Dec 2025
Roman to Arabic
snoozingnewt
81
663ms
13 Dec 2025
Roman to Arabic
snoozingnewt
🥈
114
141ms
13 Dec 2025
Roman to Arabic
msbranicky
273
154ms
12 Dec 2025
Roman to Arabic
emplv
🥇
79
15ms
12 Dec 2025
Roman to Arabic
CaedenHarper
87
485ms
8 Dec 2025
Roman to Arabic
TomvdPeet
129
33ms
7 Dec 2025
Roman to Arabic
sean-niemann
🥇
104
29ms
7 Dec 2025
Roman to Arabic
rucin93
118
36ms
7 Dec 2025
Roman to Arabic
FortuiteMan
🥇
35
79ms
7 Dec 2025
Roman to Arabic
CornerMercury
🥇
35
82ms
7 Dec 2025
Roman to Arabic
FortuiteMan
🥈
142
107ms
4 Dec 2025
Roman to Arabic
albanian-laundromat
242
144ms
3 Dec 2025
Roman to Arabic
DialFrost
💎
108
114ms
30 Nov 2025
Roman to Arabic
KatieLG
84,953
1,527ms
30 Nov 2025
Roman to Arabic
ScottHamper
🥈
111
634ms
30 Nov 2025
Roman to Arabic
KatieLG
42,051
3,514ms
30 Nov 2025
Roman to Arabic
h3ra993huskp
194
609ms
30 Nov 2025
Roman to Arabic
Lv0Sys
110
13ms
29 Nov 2025
Roman to Arabic
JOrE20
527
176ms
27 Nov 2025
Roman to Arabic
AidanWalter
1,011
1,235ms
27 Nov 2025
Roman to Arabic
AidanWalter
1,053
154ms
27 Nov 2025
Roman to Arabic
AidanWalter
1,065
4ms
27 Nov 2025
Roman to Arabic
edsrzf
101
6ms
25 Nov 2025
Roman to Arabic
TheZwierzLF
131
1,172ms
24 Nov 2025
Roman to Arabic
JOrE20
92
548ms
23 Nov 2025
Roman to Arabic
aksyristos
637
184ms
22 Nov 2025
Roman to Arabic
aksyristos
468
462ms
22 Nov 2025
Roman to Arabic
aksyristos
939
3ms
22 Nov 2025
Roman to Arabic
CommandLeo
118
218ms
22 Nov 2025
Roman to Arabic
snoozingnewt
125
7ms
22 Nov 2025
Roman to Arabic
Schmitt-Very-Cool
905
1,513ms
22 Nov 2025
Roman to Arabic
blaztoma
61
164ms
22 Nov 2025
Roman to Arabic
blaztoma
70
44ms
22 Nov 2025
Roman to Arabic
kumavale
🥉
131
169ms
22 Nov 2025
Roman to Arabic
scpchicken
662
195ms
22 Nov 2025
Roman to Arabic
scpchicken
755
163ms
22 Nov 2025
Roman to Arabic
scpchicken
651
4ms
22 Nov 2025
Roman to Arabic
Schmitt-Very-Cool
486
154ms
22 Nov 2025
Roman to Arabic
Schmitt-Very-Cool
456
3ms
22 Nov 2025
Roman to Arabic
aalec
213
27ms
22 Nov 2025
Roman to Arabic
Zach1031
305
158ms
21 Nov 2025
Roman to Arabic
Zach1031
405
4ms
21 Nov 2025
Roman to Arabic
Zach1031
290
160ms
21 Nov 2025
Roman to Arabic
KatieLG
68,995
13ms
21 Nov 2025
Roman to Arabic
M4rc0g1
156
21ms
21 Nov 2025
Roman to Arabic
JayXon
🥇
104
28ms
20 Nov 2025
Roman to Arabic
snoozingnewt
164
118ms
20 Nov 2025
Roman to Arabic
qpwoeirut
123
27ms
20 Nov 2025
Roman to Arabic
CaedenHarper
181
64ms
16 Nov 2025
Roman to Arabic
CaedenHarper
144
4ms
16 Nov 2025