12 Days of Christmas
4th
24 Game
4th
99 Bottles of Beer
10th
Abundant Numbers
23rd
12th
84th
Abundant Numbers (Long)
11th
133rd
Arabic to Roman
6th
Arithmetic Numbers
27th
7th
89th
Arrows
8th
Ascending Primes
5th
34th
ASCII Table
5th
brainfuck
6th
Card Number Validation
8th
Catalan Numbers
10th
178th
Catalan’s Constant
1st
Christmas Trees
7th
Collatz
12th
CSS Colors
9th
Cubes
6th
Day of Week
5th
136th
DFA Simulator
6th
67th
Diamonds
8th
Divisors
30th
13th
1st
Emirp Numbers
26th
7th
128th
Emirp Numbers (Long)
22nd
6th
76th
Emojify
6th
Evil Numbers
38th
13th
218th
Evil Numbers (Long)
36th
4th
136th
Factorial Factorisation
6th
Farey Sequence
6th
Fibonacci
1st1st150th
Fizz Buzz
77th52nd123rd35th41st52nd13th1st8th93rd49th14th
Foo Fizz Buzz Bar
7th
248th
Forsyth–Edwards Notation
4th
65th
Fractions
19th
6th
1st
Game of Life
133rd
Gijswijt’s Sequence
10th
82nd
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
92nd
Intersection
4th
Inventory Sequence
6th
ISBN
9th
Jacobi Symbol
10th
Kaprekar Numbers
6th
Kolakoski Constant
9th
Kolakoski Sequence
7th
Leap Years
18th
717th
Levenshtein Distance
6th
Leyland Numbers
9th
6th
ln 2
1st
Look and Say
11th
Lucky Numbers
4th
Lucky Tickets
8th
Mahjong
37th
Maze
92nd
Medal Tally
92nd
Morse Decoder
9th
Morse Encoder
10th
Musical Chords
24th
74th
N Queens
6th
88th
Niven Numbers
1st31st31st
Niven Numbers (Long)
1st
88th
Number Spiral
5th
Odious Numbers
39th
11th
105th
Odious Numbers (Long)
36th
12th
86th
Ordinal Numbers
8th
133rd
PalindromemordnilaP
8th
4th
26th
Pangram Grep
6th
Pascal’s Triangle
8th
288th
Pernicious Numbers
22nd
1st
54th
Pernicious Numbers (Long)
17th
173rd
Poker
23rd
94th
Polyominoes
3rd
Prime Numbers
26th
14th
64th
Prime Numbers (Long)
10th
198th
Proximity Grid
71st
QR Decoder
20th
46th
Quine
177th1st
56th
Recamán
31st
4th
225th
Repeating Decimals
87th
Reverse Polish Notation
4th
Reversi
46th
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
9th
Roman to Arabic
8th
Rule 110
10th
112th
Seven Segment
10th
SI Units
45th
Sierpiński Triangle
14th
Smith Numbers
4th
Spelling Numbers
4th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
7th
Ten-pin Bowling
24th
10th
74th
Time Distance
112th
Tongue-twisters
6th
Transpose Sentence
5th
15th
United States
4th
31st
Vampire Numbers
1st
Van Eck Sequence
7th
Zeckendorf Representation
8th
Zodiac Signs
93rd
γ
1st
λ
7th
π
1st
τ
1st
φ
1st
√2
1st
119th
𝑒
1st