12 Days of Christmas
167th
24 Game
33rd
99 Bottles of Beer
133rd
Abundant Numbers
12th
Abundant Numbers (Long)
20th
78th
Arabic to Roman
77th
Arithmetic Numbers
2nd
Arrows
49th
Ascending Primes
1st
ASCII Table
1st
Billiards
28th
brainfuck
79th
Calendar
1st
Card Number Validation
1st
Catalan Numbers
1st
Catalan’s Constant
7th
Christmas Trees
8th
16th
Collatz
116th93rd
110th
Continued Fractions
1st
CSS Colors
81st
Cubes
10th
Day of Week
1st
DFA Simulator
45th
Diamonds
14th
20th
Divisors
145th26th
1st
Emirp Numbers
5th
Emirp Numbers (Long)
1st
Emojify
11th
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
53rd1st
56th1st67th1st9th
Fizz Buzz
32nd38th
21st
10th
Foo Fizz Buzz Bar
20th
Forsyth–Edwards Notation
52nd
Fractions
1st
Game of Life
43rd
Gijswijt’s Sequence
27th
Gray Code Decoder
1st
Gray Code Encoder
1st
Happy Numbers
39th
Happy Numbers (Long)
66th
Hexdump
11th
Hilbert Curve
18th
Intersection
97th
Inventory Sequence
49th
ISBN
1st
Jacobi Symbol
9th
Kaprekar Numbers
2nd
Kolakoski Constant
41st
Kolakoski Sequence
54th
Leap Years
7th11th
Levenshtein Distance
1st
Leyland Numbers
1st
ln 2
1st
Look and Say
72nd
Lucky Numbers
37th
Lucky Tickets
1st
Mahjong
8th
24th
Mandelbrot
26th
Maze
3rd
Medal Tally
40th
Minesweeper
💎
Morse Decoder
38th
Morse Encoder
45th
Multitap Input
2nd
Musical Chords
27th
N Queens
40th
Niven Numbers
66th29th
1st
Niven Numbers (Long)
1st
Number Spiral
17th
44th
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
89th
PalindromemordnilaP
1st
Pangram Grep
1st
Partition Numbers
9th
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
45th
Polyominoes
💎
Prime Numbers
157th52nd
1st
9th
Prime Numbers (Long)
1st
Proximity Grid
2nd
QR Decoder
50th
Quine
1st
13th
Recamán
62nd
Repeating Decimals
1st
Reverse Polish Notation
60th
Reversi
4th
Rijndael S-box
44th
Rock-paper-scissors-Spock-lizard
1st
Roman to Arabic
1st
ROT13
1st
Rule 110
16th
Scrambled Sort
5th
Set
1st
Seven Segment
67th
SI Units
28th
Sierpiński Triangle
23rd
Smith Numbers
61st
Spelling Numbers
43rd
Star Wars GPT
6th
1st
Star Wars Opening Crawl
55th
Ten-pin Bowling
31st
Tic-tac-toe
3rd
Time Distance
60th
Tongue-twisters
103rd
Topological Sort
21st
Tower of Hanoi
13th1st
Transpose Sentence
9th
44th
Trinomial Triangle
1st
United States
49th
Vampire Numbers
74th
Van Eck Sequence
1st
Zeckendorf Representation
49th
Zodiac Signs
44th
γ
10th
λ
24th
48th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st