12 Days of Christmas
446
899
24 Game
602
99 Bottles of Beer
435
Abundant Numbers
842
Abundant Numbers (Long)
920
Arabic to Roman
432
Arithmetic Numbers
766910
Arrows
747
Ascending Primes
477
ASCII Table
639
Billiards
530
brainfuck
323
Calendar
718
Card Number Validation
823
Catalan Numbers
927
Catalan’s Constant
966
489
Chess Move Validation
379
Christmas Trees
503
724
Collatz
796
Connect Four
334
Continued Fractions
656
CSS Colors
316
Cubes
422
Day of Week
952
589965
DFA Simulator
899
Diamonds
672514
Divisors
1,000
845961
590
Emirp Numbers
533
Emirp Numbers (Long)
602
Emojify
584
Evil Numbers
900652
980
Evil Numbers (Long)
818
867
Factorial Factorisation
490
Farey Sequence
805
Fibonacci
931
977
904984
862
Fizz Buzz
818850
986
954
430
Foo Fizz Buzz Bar
967
Forsyth–Edwards Notation
815
Fractions
825982
Game of Life
708
Gijswijt’s Sequence
605
Gray Code Decoder
728
Gray Code Encoder
923
939
Happy Numbers
808
Happy Numbers (Long)
641
Hexdump
435
Hilbert Curve
651
718
Intersection
836
Inventory Sequence
890
ISBN
880
Jacobi Symbol
508
Kaprekar Numbers
579
Kolakoski Constant
526
Kolakoski Sequence
910
Leap Years
952
918
Levenshtein Distance
419
Leyland Numbers
967
ln 2
964
Look and Say
625
Lucky Numbers
667
Lucky Tickets
454
Mahjong
287
Mandelbrot
847
Maze
504
Medal Tally
492
Minesweeper
505
Morse Decoder
442
Morse Encoder
495
Multitap Input
471
Musical Chords
582
N Queens
492
Nim
527
Niven Numbers
1,000964
850933
932
Niven Numbers (Long)
1,000
912
Number Spiral
474
Odious Numbers
1,000
953
Odious Numbers (Long)
1,000
863
Ordinal Numbers
560
PalindromemordnilaP
857
Pangram Grep
969
Partition Numbers
480
Pascal’s Triangle
824
Pernicious Numbers
795
Pernicious Numbers (Long)
876
Poker
329
Polyominoes
316
Prime Numbers
734980
Prime Numbers (Long)
856950
Proximity Grid
372
QR Decoder
568
Quine
962
834
774945
Recamán
890
Repeating Decimals
411
Reverse Polish Notation
473
Reversi
734
Rijndael S-box
355
Rock-paper-scissors-Spock-lizard
901
Roman to Arabic
581
ROT13
942
Rule 110
583
Scrambled Sort
553
906
Set
883
Seven Segment
429
SI Units
225
Sierpiński Triangle
638
Smith Numbers
392
Spelling Numbers
282
Star Wars GPT
792
Star Wars Opening Crawl
397
Sudoku
371
Sudoku (Fill-in)
356
Taxicab Numbers
618
Ten-pin Bowling
406
Tic-tac-toe
862
Time Distance
863
Tongue-twisters
565
807
Topological Sort
502
Tower of Hanoi
862
Transpose Sentence
1,000
681
Trinomial Triangle
801
Ulam Sequence
640
United States
449
Vampire Numbers
806
Van Eck Sequence
912
Zeckendorf Representation
813
Zodiac Signs
870
γ
979
λ
427
π
977
644
τ
938
625
φ
798
870
√2
823
972
𝑒
955
970