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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
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Arrows
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ASCII Table
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
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Emirp Numbers (Long)
Emojify
Evil Numbers
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
Jacobi Symbol
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Kolakoski Sequence
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ln 2
Look and Say
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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
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
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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
Calendar
Connect Four
Continued Fractions
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
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Highly Composite Numbers
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Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
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Snake
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Tutorial
Hole
Golfer
Chars
Time
Submitted
Gray Code Decoder
ovs-code
29
125ms
7 days ago
Tower of Hanoi
KatieLG
5,620
44ms
10 days ago
Tower of Hanoi
ovs-code
32
14ms
12 days ago
𝑒
BREMAUCY
1,006
14ms
13 days ago
Taxicab Numbers
HumanoidCPU
5,099
34ms
13 days ago
Taxicab Numbers
ovs-code
34
14ms
14 days ago
Collatz
CLABdv
79
64ms
14 days ago
Fibonacci
jared-hughes
40
14ms
17 days ago
Fizz Buzz
JOrE20
41
13ms
17 days ago
Set
ovs-code
62
997ms
22 days ago
Abundant Numbers
ovs-code
20
14ms
26 days ago
Happy Numbers (Long)
HumanoidCPU
836
13ms
10 Nov 2025
Evil Numbers (Long)
HumanoidCPU
2,950
34ms
10 Nov 2025
Leap Years
HumanoidCPU
1,020
24ms
10 Nov 2025
Abundant Numbers (Long)
HumanoidCPU
1,454
24ms
10 Nov 2025
Arithmetic Numbers
HumanoidCPU
53,016
396ms
10 Nov 2025
Odd Polyomino Tiling
HumanoidCPU
22,258
54ms
10 Nov 2025
Hexagonal Spiral
HumanoidCPU
1,274
14ms
10 Nov 2025
Semiprime Numbers
HumanoidCPU
18,038
135ms
10 Nov 2025
Tower of Hanoi
HumanoidCPU
5,620
44ms
10 Nov 2025
Tongue-twisters
HumanoidCPU
581
14ms
10 Nov 2025
Van Eck Sequence
HumanoidCPU
4,554
54ms
10 Nov 2025
Vampire Numbers
HumanoidCPU
1,380
24ms
10 Nov 2025
Trinomial Triangle
HumanoidCPU
2,144
13ms
10 Nov 2025
Rule 110
HumanoidCPU
10,499
44ms
10 Nov 2025
Sierpiński Triangle
HumanoidCPU
455
13ms
10 Nov 2025
Smith Numbers
HumanoidCPU
2,575
34ms
10 Nov 2025
Rijndael S-box
HumanoidCPU
831
13ms
10 Nov 2025
Pernicious Numbers (Long)
HumanoidCPU
29,158
215ms
10 Nov 2025
Polyominoes
HumanoidCPU
8,627
74ms
10 Nov 2025
Prime Numbers (Long)
HumanoidCPU
8,405
74ms
10 Nov 2025
Partition Numbers
HumanoidCPU
846
13ms
10 Nov 2025
Niven Numbers (Long)
HumanoidCPU
10,502
84ms
10 Nov 2025
Odious Numbers (Long)
HumanoidCPU
2,944
34ms
10 Nov 2025
Odious Numbers
HumanoidCPU
124
13ms
10 Nov 2025
Number Spiral
HumanoidCPU
339
13ms
10 Nov 2025
N Queens
HumanoidCPU
1,541
24ms
10 Nov 2025
Look and Say
HumanoidCPU
1,342
14ms
10 Nov 2025
Leyland Numbers
HumanoidCPU
1,131
13ms
10 Nov 2025
Kolakoski Sequence
HumanoidCPU
2,003
13ms
10 Nov 2025
Kaprekar Numbers
HumanoidCPU
575
13ms
10 Nov 2025
Hilbert Curve
HumanoidCPU
2,175
24ms
10 Nov 2025
Inventory Sequence
HumanoidCPU
4,622
54ms
10 Nov 2025
Diamonds
HumanoidCPU
1,458
14ms
10 Nov 2025
Happy Numbers
HumanoidCPU
170
14ms
10 Nov 2025
Gijswijt’s Sequence
HumanoidCPU
3,999
54ms
10 Nov 2025
Fibonacci
HumanoidCPU
195
13ms
10 Nov 2025
Fizz Buzz
HumanoidCPU
707
14ms
10 Nov 2025
Foo Fizz Buzz Bar
HumanoidCPU
9,262
74ms
10 Nov 2025
Farey Sequence
HumanoidCPU
7,453
54ms
10 Nov 2025
Evil Numbers
HumanoidCPU
119
13ms
10 Nov 2025
Emirp Numbers (Long)
HumanoidCPU
1,635
24ms
10 Nov 2025
Emirp Numbers
HumanoidCPU
207
14ms
10 Nov 2025
Cubes
HumanoidCPU
3,270
24ms
10 Nov 2025
Collatz
HumanoidCPU
5,225
64ms
10 Nov 2025
Christmas Trees
HumanoidCPU
764
14ms
10 Nov 2025
Catalan Numbers
HumanoidCPU
3,229
23ms
10 Nov 2025
ASCII Table
HumanoidCPU
344
13ms
10 Nov 2025
Abundant Numbers
HumanoidCPU
254
14ms
10 Nov 2025
99 Bottles of Beer
HumanoidCPU
13,080
44ms
10 Nov 2025
24 Game
HumanoidCPU
17,879
94ms
10 Nov 2025
Lucky Numbers
HumanoidCPU
6,819
64ms
10 Nov 2025
Pernicious Numbers
HumanoidCPU
169
14ms
10 Nov 2025
Pascal’s Triangle
HumanoidCPU
846
14ms
10 Nov 2025
Recamán
HumanoidCPU
1,396
24ms
10 Nov 2025
Niven Numbers
HumanoidCPU
156
14ms
10 Nov 2025
Sphenic Numbers
HumanoidCPU
12,459
104ms
9 Nov 2025
Tutorial
aalec
109
14ms
9 Nov 2025
12 Days of Christmas
HumanoidCPU
2,820
23ms
9 Nov 2025
Highly Composite Numbers
HumanoidCPU
513
14ms
9 Nov 2025
Divisors
HumanoidCPU
1,565
14ms
3 Nov 2025
Calendar
ovs-code
90
14ms
2 Nov 2025
Minesweeper
ovs-code
60
16ms
2 Nov 2025
Game of Life
ovs-code
58
14ms
2 Nov 2025
Ascending Primes
HumanoidCPU
711
14ms
28 Oct 2025