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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
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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Diamonds
Divisors
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Emirp Numbers (Long)
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Evil Numbers (Long)
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Foo Fizz Buzz Bar
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Fractions
Game of Life
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Happy Numbers (Long)
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Intersection
Inventory Sequence
ISBN
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Kolakoski Sequence
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Levenshtein Distance
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ln 2
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Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
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Morse Encoder
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Number Spiral
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Odious Numbers (Long)
Ordinal Numbers
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Pernicious Numbers (Long)
Poker
Polyominoes
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Prime Numbers (Long)
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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
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
Calendar
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
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Bytes
Time
Submitted
Niven Numbers
snoozingnewt
55
40ms
21 hours ago
Tongue-twisters
prestosilver
722
41ms
31 hours ago
Quine
LostSyntax21
76
40ms
32 hours ago
Tower of Hanoi
aksyristos
406
42ms
34 hours ago
Tower of Hanoi
JOrE20
459
41ms
2 days ago
Tower of Hanoi
BREMAUCY
188
39ms
2 days ago
Tower of Hanoi
CaedenHarper
6,677
639ms
3 days ago
Tower of Hanoi
blaztoma
87
40ms
3 days ago
Sphenic Numbers
HumanoidCPU
30,463
296ms
3 days ago
Tower of Hanoi
snoozingnewt
🥉
85
40ms
4 days ago
Tower of Hanoi
KatieLG
4,726
54ms
4 days ago
Tower of Hanoi
HumanoidCPU
149
41ms
4 days ago
Tutorial
TheZwierzLF
147
41ms
5 days ago
Tower of Hanoi
dokutan
4,614
55ms
6 days ago
Taxicab Numbers
HumanoidCPU
9,983
97ms
6 days ago
Minesweeper
AidanWalter
1,528
43ms
8 days ago
λ
JOrE20
1,019
40ms
8 days ago
ISBN
AidanWalter
1,033
41ms
8 days ago
Fibonacci
Andrey2001
49
40ms
9 days ago
Tutorial
frankgraziano
102
40ms
9 days ago
Tower of Hanoi
albanian-laundromat
88
41ms
10 days ago
Tower of Hanoi
MeWhenI
🥈
79
40ms
11 days ago
Fibonacci
Zach1031
102
38ms
13 days ago
Prime Numbers (Long)
dokutan
68
171ms
16 days ago
Prime Numbers
dokutan
67
40ms
16 days ago
Pernicious Numbers (Long)
dokutan
71
40ms
16 days ago
Pernicious Numbers
dokutan
62
38ms
16 days ago
Pangram Grep
dokutan
194
40ms
16 days ago
Odious Numbers (Long)
dokutan
50
38ms
16 days ago
Odious Numbers
dokutan
49
39ms
16 days ago
Niven Numbers (Long)
dokutan
99
40ms
16 days ago
Niven Numbers
dokutan
62
42ms
16 days ago
Leap Years
dokutan
64
39ms
16 days ago
Gijswijt’s Sequence
dokutan
2,764
40ms
16 days ago
Evil Numbers (Long)
dokutan
50
39ms
16 days ago
Evil Numbers
dokutan
49
38ms
16 days ago
Divisors
dokutan
98
39ms
16 days ago
Arithmetic Numbers
dokutan
111
107ms
16 days ago
Abundant Numbers (Long)
dokutan
84
39ms
16 days ago
Abundant Numbers
dokutan
84
40ms
16 days ago
ISBN
albanian-laundromat
186
41ms
17 days ago
Quine
Yewzir
76
40ms
19 days ago
Minesweeper
kmathis22
3,743
50ms
20 days ago
ISBN
Yewzir
212
43ms
20 days ago
Minesweeper
KatieLG
493
42ms
22 days ago
Partition Numbers
DialFrost
89
40ms
23 days ago
Minesweeper
blaztoma
699
49ms
25 days ago
Minesweeper
stefangimmillaro
💎
173
47ms
26 days ago
Minesweeper
albanian-laundromat
🥉
227
43ms
26 days ago
Minesweeper
MeWhenI
🥈
210
41ms
27 days ago
Abundant Numbers (Long)
albanian-laundromat
84
41ms
27 days ago
Leap Years
albanian-laundromat
70
41ms
27 days ago
γ
gigaprofisi
1,019
39ms
4 Nov 2025
Minesweeper
gigaprofisi
333
47ms
4 Nov 2025
𝑒
JOrE20
1,023
40ms
3 Nov 2025
Minesweeper
SB-945
827
48ms
3 Nov 2025
Card Number Validation
snoozingnewt
286
41ms
2 Nov 2025
Minesweeper
bitsandbeyond
988
47ms
2 Nov 2025
ROT13
snoozingnewt
241
41ms
2 Nov 2025
ASCII Table
snoozingnewt
209
43ms
2 Nov 2025
Tower of Hanoi
bitsandbeyond
87
39ms
31 Oct 2025
Tower of Hanoi
stefangimmillaro
💎
75
40ms
31 Oct 2025
Mandelbrot
snoozingnewt
371
61ms
30 Oct 2025
Tutorial
Openstreetmapler
285
42ms
30 Oct 2025
Kolakoski Sequence
snoozingnewt
139
40ms
30 Oct 2025
Minesweeper
snoozingnewt
1,072
53ms
28 Oct 2025
Minesweeper
CaedenHarper
1,117
48ms
26 Oct 2025
Ellipse Perimeters
stefangimmillaro
98
42ms
25 Oct 2025
Quine
snoozingnewt
113
44ms
22 Oct 2025
Pernicious Numbers
snoozingnewt
56
40ms
20 Oct 2025
Hilbert Curve
snoozingnewt
🥉
857
55ms
18 Oct 2025
DFA Simulator
snoozingnewt
🥉
492
48ms
18 Oct 2025
Tutorial
snoozingnewt
102
42ms
18 Oct 2025
Foo Fizz Buzz Bar
snoozingnewt
240
46ms
16 Oct 2025
Roman to Arabic
melven
215
48ms
16 Oct 2025