12 Days of Christmas
635
24 Game
543
99 Bottles of Beer
809
Abundant Numbers
819
Abundant Numbers (Long)
867
Arabic to Roman
732
Arithmetic Numbers
862
Arrows
786
Ascending Primes
662
ASCII Table
764
brainfuck
565
Card Number Validation
723
Catalan Numbers
797
Catalan’s Constant
507
Christmas Trees
767
Collatz
918
CSS Colors
659
Cubes
693
Day of Week
902
DFA Simulator
707
Diamonds
687
Divisors
883
Emirp Numbers
587
Emirp Numbers (Long)
678
Emojify
403
Evil Numbers
823
Evil Numbers (Long)
814
Factorial Factorisation
628
Farey Sequence
642
Fibonacci
891
Fizz Buzz
963
Foo Fizz Buzz Bar
905
Forsyth–Edwards Notation
840
Fractions
806
Game of Life
452
Gijswijt’s Sequence
735
Happy Numbers
853
Happy Numbers (Long)
839
Hexdump
632
Intersection
687
Inventory Sequence
730
ISBN
811
Jacobi Symbol
712
Kaprekar Numbers
770
Kolakoski Constant
498
Kolakoski Sequence
574
Leap Years
885
Levenshtein Distance
685
Leyland Numbers
812
ln 2
727
Look and Say
721
Lucky Numbers
583
Lucky Tickets
463
Mahjong
Maze
462
Medal Tally
679
Morse Decoder
546
Morse Encoder
617
Musical Chords
318
Niven Numbers
924
Niven Numbers (Long)
791
Number Spiral
452
Odious Numbers
844
Odious Numbers (Long)
827
Ordinal Numbers
773
Pangram Grep
Pascal’s Triangle
805
Pernicious Numbers
826
Pernicious Numbers (Long)
772
Poker
630
Polyominoes
209
Prime Numbers
821
Prime Numbers (Long)
837
Proximity Grid
539
QR Decoder
419
Quine
932
Recamán
796
Repeating Decimals
548
Reverse Polish Notation
756
Reversi
547
Rijndael S-box
577
Rock-paper-scissors-Spock-lizard
486
Roman to Arabic
564
Rule 110
511
Seven Segment
536
SI Units
624
Sierpiński Triangle
484
Smith Numbers
734
Spelling Numbers
629
Star Wars Opening Crawl
583
Sudoku
448
Sudoku (Fill-in)
233
Ten-pin Bowling
584
Time Distance
678
Tongue-twisters
479
Transpose Sentence
847
United States
453
Vampire Numbers
544
Van Eck Sequence
804
Zeckendorf Representation
761
Zodiac Signs
557
γ
654
λ
739
π
626
τ
535
φ
683
√2
923
𝑒
703