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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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brainfuck
Card Number Validation
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Catalan’s Constant
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Collatz
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Divisors
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Emirp Numbers (Long)
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Evil Numbers (Long)
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Fizz Buzz
Foo Fizz Buzz Bar
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Fractions
Game of Life
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Happy Numbers (Long)
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ln 2
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Maze
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Polyominoes
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Quine
Recamán
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Reversi
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Rule 110
Scrambled Sort
Set
Seven Segment
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Star Wars Opening Crawl
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Sudoku (Fill-in)
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Tic-tac-toe
Time Distance
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Topological Sort
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Transpose Sentence
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United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
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Calendar
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Crossword
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Chars
Time
Submitted
Pernicious Numbers
snoozingnewt
48
176ms
3 days ago
Tower of Hanoi
KatieLG
4,109
140ms
11 days ago
Taxicab Numbers
HumanoidCPU
4,169
147ms
14 days ago
Taxicab Numbers
Shanethegamer
4,169
138ms
15 days ago
Tutorial
MeWhenI
86
149ms
18 days ago
Kolakoski Sequence
HumanoidCPU
2,009
140ms
12 Nov 2025
Catalan’s Constant
HumanoidCPU
1,012
133ms
10 Nov 2025
√2
gigaprofisi
1,012
133ms
6 Nov 2025
𝑒
gigaprofisi
1,012
136ms
6 Nov 2025
Tower of Hanoi
HumanoidCPU
3,586
136ms
6 Nov 2025
Tower of Hanoi
bitsandbeyond
93
150ms
31 Oct 2025
Tower of Hanoi
Shanethegamer
4,096
136ms
30 Oct 2025
𝑒
KatieLG
1,025
137ms
24 Oct 2025
√2
KatieLG
1,025
133ms
24 Oct 2025
φ
KatieLG
1,025
135ms
24 Oct 2025
τ
KatieLG
1,025
133ms
24 Oct 2025
π
KatieLG
1,025
134ms
24 Oct 2025
λ
KatieLG
1,025
137ms
24 Oct 2025
γ
KatieLG
1,025
135ms
24 Oct 2025
Van Eck Sequence
KatieLG
3,576
139ms
24 Oct 2025
Vampire Numbers
KatieLG
1,247
138ms
24 Oct 2025
Tongue-twisters
KatieLG
558
137ms
24 Oct 2025
Tic-tac-toe
KatieLG
18,357
426ms
24 Oct 2025
Star Wars Opening Crawl
KatieLG
5,605
146ms
24 Oct 2025
Smith Numbers
KatieLG
2,221
139ms
24 Oct 2025
Roman to Arabic
KatieLG
42,133
753ms
24 Oct 2025
Rock-paper-scissors-Spock-lizard
KatieLG
586
153ms
24 Oct 2025
Rijndael S-box
KatieLG
805
142ms
24 Oct 2025
Recamán
KatieLG
1,168
134ms
24 Oct 2025
Proximity Grid
KatieLG
3,765
150ms
24 Oct 2025
Prime Numbers (Long)
KatieLG
7,198
133ms
24 Oct 2025
Prime Numbers
KatieLG
117
137ms
24 Oct 2025
Polyominoes
KatieLG
4,851
136ms
24 Oct 2025
Pernicious Numbers (Long)
KatieLG
24,935
136ms
24 Oct 2025
Pernicious Numbers
KatieLG
156
131ms
24 Oct 2025
Pascal’s Triangle
KatieLG
810
135ms
24 Oct 2025
Partition Numbers
KatieLG
768
134ms
24 Oct 2025
Odious Numbers (Long)
KatieLG
2,466
133ms
24 Oct 2025
Odious Numbers
KatieLG
120
133ms
24 Oct 2025
Number Spiral
KatieLG
331
135ms
24 Oct 2025
Niven Numbers (Long)
KatieLG
8,997
135ms
24 Oct 2025
Niven Numbers
KatieLG
145
134ms
24 Oct 2025
N Queens
KatieLG
1,415
137ms
24 Oct 2025
Musical Chords
KatieLG
5,717
215ms
24 Oct 2025
Lucky Tickets
KatieLG
3,449
182ms
24 Oct 2025
Lucky Numbers
KatieLG
5,841
135ms
24 Oct 2025
Look and Say
KatieLG
1,320
137ms
24 Oct 2025
ln 2
KatieLG
1,025
132ms
24 Oct 2025
Leyland Numbers
KatieLG
1,014
134ms
24 Oct 2025
Leap Years
KatieLG
897
133ms
24 Oct 2025
Kolakoski Sequence
KatieLG
2,022
134ms
24 Oct 2025
Kolakoski Constant
KatieLG
1,025
132ms
24 Oct 2025
Kaprekar Numbers
KatieLG
529
132ms
24 Oct 2025
Inventory Sequence
KatieLG
3,644
135ms
24 Oct 2025
Happy Numbers (Long)
KatieLG
716
133ms
24 Oct 2025
Happy Numbers
KatieLG
160
135ms
24 Oct 2025
Gijswijt’s Sequence
KatieLG
3,021
141ms
24 Oct 2025
Foo Fizz Buzz Bar
KatieLG
6,740
136ms
24 Oct 2025
Fibonacci
KatieLG
186
140ms
24 Oct 2025
Farey Sequence
KatieLG
5,150
137ms
24 Oct 2025
Factorial Factorisation
KatieLG
884
136ms
24 Oct 2025
Evil Numbers (Long)
KatieLG
2,472
136ms
24 Oct 2025
Evil Numbers
KatieLG
116
140ms
24 Oct 2025
Emirp Numbers (Long)
KatieLG
1,417
132ms
24 Oct 2025
Emirp Numbers
KatieLG
193
133ms
24 Oct 2025
Divisors
KatieLG
1,287
136ms
24 Oct 2025
Diamonds
KatieLG
1,213
133ms
24 Oct 2025
Collatz
KatieLG
4,247
136ms
24 Oct 2025
Christmas Trees
KatieLG
621
137ms
24 Oct 2025
Catalan’s Constant
KatieLG
1,025
135ms
24 Oct 2025
Catalan Numbers
KatieLG
2,993
135ms
24 Oct 2025
Ascending Primes
KatieLG
633
132ms
24 Oct 2025
Arithmetic Numbers
KatieLG
45,351
138ms
24 Oct 2025
Abundant Numbers (Long)
KatieLG
1,231
136ms
24 Oct 2025
Abundant Numbers
KatieLG
230
133ms
24 Oct 2025