12 Days of Christmas
5th
24 Game
4th
99 Bottles of Beer
2nd
Abundant Numbers
6th
Abundant Numbers (Long)
7th
Arabic to Roman
49th
5th
Arithmetic Numbers
16th
8th
148th
3rd
Arrows
3rd
Ascending Primes
3rd
ASCII Table
4th
7th
7th
6th
2nd
brainfuck
25th
4th
4th
Catalan Numbers
1st
Catalanβs Constant
5th
2nd
Christmas Trees
8th
Collatz
38th
7th
CSS Colors
4th
2nd
Cubes
4th
Day of Week
15th
14th
1st
3rd
DFA Simulator
2nd
Diamonds
23rd
47th
5th
Divisors
18th
1st
7th
Emirp Numbers
3rd
Emirp Numbers (Long)
5th
Emojify
5th
2nd
Evil Numbers
5th
Evil Numbers (Long)
4th
Factorial Factorisation
5th
Farey Sequence
6th
Fibonacci
170th
1st
3rd
Fizz Buzz
9th
Foo Fizz Buzz Bar
5th
ForsythβEdwards Notation
2nd
Fractions
1st
Game of Life
10th
3rd
Gijswijtβs Sequence
2nd
Happy Numbers
68th
9th
Happy Numbers (Long)
6th
Hexdump
4th
Intersection
3rd
6th
Inventory Sequence
6th
ISBN
60th
5th
14th
8th
13th
2nd
Jacobi Symbol
7th
5th
Kolakoski Constant
8th
3rd
Kolakoski Sequence
10th
Leap Years
14th
18th
255th
6th
Levenshtein Distance
6th
118th
2nd
Leyland Numbers
5th
ln 2
5th
29th
π
Look and Say
3rd
Lucky Numbers
18th
5th
Lucky Tickets
2nd
Mahjong
2nd
Maze
2nd
Medal Tally
2nd
Morse Decoder
5th
Morse Encoder
6th
Musical Chords
19th24th
13th
4th
N Queens
3rd
Niven Numbers
17th
Niven Numbers (Long)
9th
Number Spiral
3rd
Odious Numbers
6th
Odious Numbers (Long)
4th
Ordinal Numbers
8th
2nd
Pangram Grep
12th
33rd
16th
14th
31st
26th
139th
5th
251st
36th
4th
Pascalβs Triangle
73rd
8th
Pernicious Numbers
16th
Pernicious Numbers (Long)
6th
Poker
4th
Prime Numbers
1st
136th
3rd
Prime Numbers (Long)
16th
270th
1st
Proximity Grid
5th
3rd
QR Decoder
3rd
Quine
189th
12th
89th
82nd
88th
74th
19th101st346th
1st
668th
1st
RecamΓ‘n
3rd
Repeating Decimals
π
Reverse Polish Notation
48th
6th
π
Rijndael S-box
17th
5th
6th
Rock-paper-scissors-Spock-lizard
23rd
3rd
Roman to Arabic
4th
Rule 110
5th
Seven Segment
3rd
SI Units
2nd
SierpiΕski Triangle
7th
Smith Numbers
4th
Spelling Numbers
51st
3rd
Star Wars Opening Crawl
π
Sudoku
π
Sudoku (Fill-in)
π
Ten-pin Bowling
4th
2nd
Time Distance
4th
Tongue-twisters
13th14th20th13th8th31st59th53rd30th8th10th33rd7th18th13th15th12th15th13th11th10th21st16th18th6th13th11th39th143rd16th10th6th21st18th16th16th24th48th8th73rd10th10th14th40th31st5th11th10th7th13th8th7th9thπ
United States
17th
5th
Vampire Numbers
6th
4th
4th
Van Eck Sequence
5th
Zeckendorf Representation
5th
Zodiac Signs
5th
Ξ³
4th
π
Ξ»
6th
9th
29th31st
15th
7th
3rd
Ο
33rd
10th
238th
π
Ο
8th
168th
π
Ο
11th
69th
π
β2
8th
90th
1st
π
4th
3rd
1st4th
3rd