12 Days of Christmas
406
24 Game
197
99 Bottles of Beer
401
Abundant Numbers
653
Abundant Numbers (Long)
724
Arabic to Roman
537
Arithmetic Numbers
516
Arrows
392
Ascending Primes
388
ASCII Table
423
Billiards
344
brainfuck
206
Card Number Validation
453
Catalan Numbers
863
Christmas Trees
482
Collatz
770
CSS Colors
151
Cubes
429
Day of Week
453
DFA Simulator
331
Diamonds
431
Divisors
684
Emirp Numbers
430
Emirp Numbers (Long)
488
Emojify
406
Evil Numbers
727
Evil Numbers (Long)
719
Factorial Factorisation
466
Farey Sequence
423
Fibonacci
800
Fizz Buzz
697
Foo Fizz Buzz Bar
623
Forsyth–Edwards Notation
469
Fractions
534
Game of Life
342
Gijswijt’s Sequence
421
Happy Numbers
403
Happy Numbers (Long)
508
Hexdump
474
Intersection
516
Inventory Sequence
662
ISBN
546
Jacobi Symbol
462
Kolakoski Sequence
729
Leap Years
729
Levenshtein Distance
324
Leyland Numbers
470
Look and Say
561
Lucky Numbers
634
Lucky Tickets
308
Maze
196
Medal Tally
393
Morse Decoder
331
Morse Encoder
316
Musical Chords
294
N Queens
362
Niven Numbers
698
Niven Numbers (Long)
694
Number Spiral
297
Odious Numbers
769
Odious Numbers (Long)
759
Ordinal Numbers
584
PalindromemordnilaP
714
Pangram Grep
670
Partition Numbers
340
Pascal’s Triangle
588
Pernicious Numbers
656
Pernicious Numbers (Long)
708
Poker
281
Polyominoes
307
Prime Numbers
500
Prime Numbers (Long)
537
Proximity Grid
221
QR Decoder
274
Quine
633
Recamán
733
Repeating Decimals
242
Reverse Polish Notation
298
Reversi
251
Rijndael S-box
344
Rock-paper-scissors-Spock-lizard
409
Roman to Arabic
430
ROT13
366
Rule 110
440
Scrambled Sort
189
Set
373
Seven Segment
300
SI Units
219
Sierpiński Triangle
432
Smith Numbers
308
Spelling Numbers
303
Star Wars GPT
358
Star Wars Opening Crawl
304
Sudoku
292
Sudoku (Fill-in)
184
Ten-pin Bowling
194
Tic-tac-toe
332
Time Distance
394
Tongue-twisters
275
Transpose Sentence
504
United States
255
Vampire Numbers
302
Van Eck Sequence
510
Zeckendorf Representation
516
Zodiac Signs
382
π
297
τ
229
φ
400
√2
272