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Fennel
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iogii
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12 Days of Christmas
24 Game
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Abundant Numbers
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Arabic to Roman
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Billiards
brainfuck
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Catalan’s Constant
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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
Look and Say
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Lucky Tickets
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Maze
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Morse Decoder
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Niven Numbers (Long)
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Odious Numbers (Long)
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Poker
Polyominoes
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QR Decoder
Quine
Recamán
Repeating Decimals
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Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
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Spelling Numbers
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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
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Apéry’s Constant
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Crossword
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p-adic Expansion
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Tutorial
Hole
Golfer
Chars
Time
Submitted
SI Units
CaedenHarper
🥈
493
3,990ms
18 hours ago
Tower of Hanoi
kmathis22
79
43ms
28 hours ago
Gijswijt’s Sequence
emgordon154
🥉
50
36ms
30 hours ago
Ascending Primes
CaedenHarper
52
180ms
2 days ago
𝑒
Herbert00709
28
42ms
2 days ago
Leap Years
CaedenHarper
29
39ms
2 days ago
𝑒
CaedenHarper
30
39ms
3 days ago
Catalan Numbers
CaedenHarper
22
41ms
3 days ago
Emirp Numbers
CaedenHarper
41
48ms
3 days ago
Emirp Numbers (Long)
CaedenHarper
42
228ms
3 days ago
Niven Numbers (Long)
CaedenHarper
28
669ms
3 days ago
√2
CaedenHarper
29
39ms
3 days ago
Pernicious Numbers
Herbert00709
16
38ms
3 days ago
CSS Colors
CaedenHarper
722
50ms
3 days ago
Sierpiński Triangle
CaedenHarper
62
40ms
4 days ago
Divisors
CaedenHarper
27
52ms
4 days ago
Fibonacci
CaedenHarper
🥇
13
39ms
5 days ago
Collatz
CaedenHarper
28
168ms
5 days ago
Transpose Sentence
CornerMercury
🥇
15
42ms
5 days ago
Fizz Buzz
h3ra993huskp
37
41ms
6 days ago
π
Natanaelel
37
61ms
7 days ago
Pernicious Numbers (Long)
GolfingSuccess
30
309ms
7 days ago
Pernicious Numbers
GolfingSuccess
🥇
15
38ms
8 days ago
Intersection
CaedenHarper
49
89ms
8 days ago
Christmas Trees
CaedenHarper
55
38ms
9 days ago
Spelling Numbers
CaedenHarper
335
122ms
9 days ago
Kolakoski Sequence
CaedenHarper
36
54ms
10 days ago
ROT13
CaedenHarper
51
81ms
10 days ago
Kolakoski Sequence
blaztoma
47
49ms
10 days ago
Minesweeper
Steffan153
🥇
36
222ms
10 days ago
Pernicious Numbers (Long)
CaedenHarper
31
315ms
10 days ago
Collatz
NickTheEASDude
44
186ms
14 days ago
Tutorial
Herbert00709
24
54ms
14 days ago
Alphabetic Numbers
HumanoidCPU
3,896
38ms
15 days ago
Reverse Polish Notation
NickTheEASDude
🥇
4
48ms
16 days ago
Tower of Hanoi
NickTheEASDude
🥇
29
39ms
16 days ago
Continued Fractions
MeWhenI
53
46ms
16 days ago
Tower of Hanoi
Herbert00709
🥇
29
41ms
17 days ago
Tower of Hanoi
plcc0
🥇
29
40ms
17 days ago
Number Spiral
blaztoma
65
37ms
18 days ago
Catalan’s Constant
emgordon154
71
2,087ms
18 days ago
Odious Numbers (Long)
CaedenHarper
20
39ms
18 days ago
Odious Numbers
CaedenHarper
19
37ms
18 days ago
Evil Numbers (Long)
CaedenHarper
20
49ms
18 days ago
Evil Numbers
CaedenHarper
19
41ms
18 days ago
Tower of Hanoi
CaedenHarper
32
41ms
18 days ago
Continued Fractions
emgordon154
58
44ms
20 days ago
12 Days of Christmas
jelycocode
2,370
41ms
21 days ago
Continued Fractions
saito-ta
💎
49
46ms
21 days ago
Prime Numbers
JOrE20
18
37ms
24 days ago
Collatz
JOrE20
27
154ms
24 days ago
π
JOrE20
44
63ms
25 days ago
Vampire Numbers
JOrE20
934
44ms
21 Feb 2026
Polyominoes
JOrE20
1,125
48ms
19 Feb 2026
ln 2
JOrE20
1,004
38ms
19 Feb 2026
Van Eck Sequence
JOrE20
2,556
40ms
18 Feb 2026
Gray Code Decoder
pardouin
18
80ms
18 Feb 2026
Tutorial
Ultra814
30
47ms
18 Feb 2026
Pangram Grep
JOrE20
23
41ms
17 Feb 2026
Ordinal Numbers
Steffan153
🥉
32
56ms
14 Feb 2026
Tutorial
janAkali
121
58ms
14 Feb 2026
Gray Code Encoder
JOrE20
24
91ms
13 Feb 2026
Ordinal Numbers
JOrE20
38
65ms
12 Feb 2026
Partition Numbers
GolfingSuccess
34
71ms
12 Feb 2026
Look and Say
NicoPlayZ9002-YT
1,284
40ms
11 Feb 2026
λ
NicoPlayZ9002-YT
1,019
38ms
11 Feb 2026
Odious Numbers
JOrE20
26
38ms
10 Feb 2026
Evil Numbers
JOrE20
25
41ms
10 Feb 2026
Transpose Sentence
JOrE20
🥇
15
41ms
10 Feb 2026
Reverse Polish Notation
JOrE20
5
47ms
10 Feb 2026
Rijndael S-box
JOrE20
769
38ms
10 Feb 2026
Fibonacci
JOrE20
135
38ms
10 Feb 2026
Pernicious Numbers
emgordon154
🥇
15
40ms
8 Feb 2026
Tower of Hanoi
jameswmccarty
3,583
40ms
8 Feb 2026
Leap Years
emgordon154
🥇
20
39ms
8 Feb 2026
Forsyth–Edwards Notation
emgordon154
💎
42
41ms
7 Feb 2026
Abundant Numbers (Long)
snoozingnewt
29
585ms
4 Feb 2026
Abundant Numbers
snoozingnewt
28
63ms
4 Feb 2026
Niven Numbers (Long)
snoozingnewt
26
101ms
4 Feb 2026
Prime Numbers
tomh1012
20
39ms
3 Feb 2026