12 Days of Christmas
7th
39th
24 Game
32nd
99 Bottles of Beer
6th
62nd
Abundant Numbers
34th
32nd
Abundant Numbers (Long)
16th
36th
Alphabetic Numbers
40th
Arabic to Roman
26th
Arithmetic Numbers
24th
Arrows
63rd
Ascending Primes
36th
ASCII Table
9th
17th
Billiards
47th
brainfuck
22nd
Calendar
79th
Card Number Validation
49th
Catalan Numbers
1st
Catalan’s Constant
29th
31st
Christmas Trees
5th
25th
Collatz
10th
Connect Four
20th
Continued Fractions
51st
CSS Colors
16th
Cubes
20th
Day of Week
1st
DFA Simulator
38th
Diamonds
10th
9th
Divisors
1st
Emirp Numbers
31st
50th
Emirp Numbers (Long)
45th
Emojify
52nd
Evil Numbers
9th
1st
Evil Numbers (Long)
1st
Factorial Factorisation
29th
Farey Sequence
64th
Fibonacci
6th52nd1st
Fizz Buzz
68th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
33rd
Fractions
68th
Game of Life
9th
Gijswijt’s Sequence
54th
Gray Code Decoder
91st
Gray Code Encoder
1st
Happy Numbers
30th
1st
Happy Numbers (Long)
25th
Hexdump
63rd
Hilbert Curve
39th
Intersection
36th
Inventory Sequence
54th
ISBN
34th
Jacobi Symbol
43rd
Kaprekar Numbers
56th
Kolakoski Constant
27th
30th
Kolakoski Sequence
8th
21st
Leap Years
11th
18th
Levenshtein Distance
75th
Leyland Numbers
25th
8th
ln 2
92nd
Look and Say
21st
26th
Lucky Numbers
36th
Lucky Tickets
57th
Mahjong
10th
Mandelbrot
10th
Maze
24th
Medal Tally
18th
Minesweeper
13th
Morse Decoder
17th
Morse Encoder
3rd
35th
Multitap Input
35th
Musical Chords
19th
N Queens
17th
Niven Numbers
31st
53rd
Niven Numbers (Long)
52nd
Number Spiral
9th
Odious Numbers
11th
1st
Odious Numbers (Long)
1st
Ordinal Numbers
81st
PalindromemordnilaP
15th
Pangram Grep
65th
Partition Numbers
45th
Pascal’s Triangle
1st
Pernicious Numbers
5th
100th
Pernicious Numbers (Long)
76th
Poker
16th
Polyominoes
32nd
Prime Numbers
28th42nd93rd
Prime Numbers (Long)
64th
Proximity Grid
15th
QR Decoder
15th
Quine
1st
Recamán
25th
63rd
Repeating Decimals
26th
Reverse Polish Notation
58th48th
Reversi
23rd
Rijndael S-box
31st
Rock-paper-scissors-Spock-lizard
27th
Roman to Arabic
35th
ROT13
96th
Rule 110
37th
Scrambled Sort
11th
Set
56th
Seven Segment
43rd
SI Units
20th
Sierpiński Triangle
5th
17th
Smith Numbers
19th
6th
Spelling Numbers
35th
Star Wars GPT
31st
Star Wars Opening Crawl
17th
Sudoku
2nd
Sudoku (Fill-in)
10th
Taxicab Numbers
49th
Ten-pin Bowling
22nd
Tic-tac-toe
5th
Time Distance
41st
Tongue-twisters
39th
Topological Sort
34th
Tower of Hanoi
14th
Transpose Sentence
22nd
Trinomial Triangle
63rd
United States
85th
Vampire Numbers
21st
66th
Van Eck Sequence
24th
Zeckendorf Representation
32nd
Zodiac Signs
21st
γ
58th
λ
44th
38th
π
57th
43rd
τ
41st
57th
φ
37th
49th
√2
40th
1st
𝑒
50th
1st