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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
Ascending Primes
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
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
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
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
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Hole
Golfer
Bytes
Submitted
24 Game
canissimia
💎
1,095
37 hours ago
Quine
NicknamedTwice
🥈
384
9 days ago
Quine
Quirkly-Quasar
505
11 days ago
Evil Numbers
Salutations45
237
11 days ago
Quine
wh3n3v3r
755
16 days ago
12 Days of Christmas
Stockoh
13,422
17 days ago
Fibonacci
Stockoh
434
17 days ago
Fibonacci
wh3n3v3r
524
18 days ago
Number Spiral
dokutan
🥉
759
18 days ago
Prime Numbers (Long)
dokutan
🥉
13,751
18 days ago
Fizz Buzz
Shorter-Than-Short
718
18 days ago
Prime Numbers
Shorter-Than-Short
711
18 days ago
π
Shorter-Than-Short
4,424
18 days ago
Quine
Shorter-Than-Short
505
18 days ago
Kaprekar Numbers
Short-C0de
2,960
19 days ago
Quine
Short-C0de
505
19 days ago
Quine
dokutan
392
21 days ago
Kolakoski Sequence
madeforlosers
4,043
23 days ago
Kolakoski Constant
madeforlosers
3,694
23 days ago
√2
madeforlosers
3,721
23 days ago
𝑒
madeforlosers
3,825
23 days ago
ln 2
madeforlosers
3,953
23 days ago
π
madeforlosers
3,793
23 days ago
τ
madeforlosers
3,681
23 days ago
λ
madeforlosers
3,611
23 days ago
γ
madeforlosers
3,814
23 days ago
Sierpiński Triangle
madeforlosers
1,352
23 days ago
Rule 110
madeforlosers
29,683
23 days ago
Kaprekar Numbers
stefangimmillaro
💎
1,162
23 days ago
Kaprekar Numbers
rucin93
1,361
23 days ago
Rijndael S-box
QeepQeep
8,502
23 days ago
Kaprekar Numbers
QeepQeep
2,960
24 days ago
ASCII Table
madeforlosers
12,118
25 days ago
N Queens
madeforlosers
5,131
26 days ago
Polyominoes
madeforlosers
6,450
26 days ago
99 Bottles of Beer
madeforlosers
85,597
26 days ago
Pernicious Numbers
madeforlosers
382
26 days ago
Factorial Factorisation
madeforlosers
3,559
26 days ago
Pascal’s Triangle
madeforlosers
2,950
26 days ago
Vampire Numbers
madeforlosers
4,369
26 days ago
Number Spiral
madeforlosers
1,308
26 days ago
Pernicious Numbers (Long)
madeforlosers
81,668
26 days ago
Smith Numbers
madeforlosers
7,401
26 days ago
Catalan Numbers
madeforlosers
11,966
26 days ago
Gijswijt’s Sequence
madeforlosers
4,608
26 days ago
Diamonds
madeforlosers
1,880
26 days ago
Lucky Numbers
madeforlosers
18,849
26 days ago
Happy Numbers (Long)
madeforlosers
2,282
26 days ago
Ascending Primes
madeforlosers
1,935
26 days ago
Kaprekar Numbers
madeforlosers
1,787
26 days ago
Inventory Sequence
madeforlosers
9,730
26 days ago
Emirp Numbers
madeforlosers
603
26 days ago
Van Eck Sequence
madeforlosers
9,757
26 days ago
Farey Sequence
madeforlosers
17,725
26 days ago
Recamán
madeforlosers
3,448
26 days ago
Rijndael S-box
madeforlosers
5,693
26 days ago
Emirp Numbers (Long)
madeforlosers
4,745
26 days ago
Leyland Numbers
madeforlosers
3,690
26 days ago
Leap Years
madeforlosers
2,976
26 days ago
Christmas Trees
madeforlosers
802
26 days ago
Odious Numbers
madeforlosers
285
26 days ago
Evil Numbers
madeforlosers
278
26 days ago
Odious Numbers (Long)
madeforlosers
7,589
26 days ago
Evil Numbers (Long)
madeforlosers
7,626
26 days ago
Happy Numbers
madeforlosers
484
26 days ago
Abundant Numbers
madeforlosers
669
26 days ago
Look and Say
madeforlosers
2,464
26 days ago
Abundant Numbers (Long)
madeforlosers
3,890
26 days ago
Prime Numbers
madeforlosers
288
26 days ago
Foo Fizz Buzz Bar
madeforlosers
19,713
26 days ago
Divisors
madeforlosers
4,362
26 days ago
Fibonacci
madeforlosers
520
26 days ago
Niven Numbers (Long)
madeforlosers
29,514
26 days ago
Niven Numbers
madeforlosers
375
26 days ago
Collatz
madeforlosers
11,939
26 days ago