12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
673
Abundant Numbers (Long)
239
Arabic to Roman
Arithmetic Numbers
7
Arrows
Ascending Primes
ASCII Table
658
brainfuck
Card Number Validation
Catalan Numbers
567
Catalan’s Constant
Christmas Trees
Collatz
661
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
457
Emirp Numbers
714
Emirp Numbers (Long)
312
Emojify
1,000
Evil Numbers
538
Evil Numbers (Long)
43
Factorial Factorisation
Farey Sequence
Fibonacci
762
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
335
Happy Numbers
721
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
588
Kolakoski Constant
Kolakoski Sequence
Leap Years
531
Levenshtein Distance
Leyland Numbers
ln 2
494
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
595
Niven Numbers (Long)
Number Spiral
1,000
Odious Numbers
500
Odious Numbers (Long)
39
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
708
Pernicious Numbers (Long)
551
Poker
Polyominoes
1,000
Prime Numbers
568
Prime Numbers (Long)
420
Proximity Grid
813
QR Decoder
Quine
1,000
1,000
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
573
Roman to Arabic
Rule 110
Seven Segment
SI Units
942
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
1,000
524
687
Transpose Sentence
United States
Vampire Numbers
1,000
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒