12 Days of Christmas
4th
24 Game
99 Bottles of Beer
19th
Abundant Numbers
π
Abundant Numbers (Long)
π
Arabic to Roman
Arithmetic Numbers
1st
Arrows
2nd
15th
Ascending Primes
π
9th
5th
ASCII Table
12th
Billiards
2nd
2nd
brainfuck
3rd
Card Number Validation
π
5th
Catalan Numbers
π
5th
Catalanβs Constant
9th
Christmas Trees
2nd
19th
Collatz
1st
CSS Colors
2nd
1st
1st
Cubes
π
Day of Week
2nd
1st
1st
DFA Simulator
2nd
2nd
Diamonds
Divisors
1st
17th
43rd
Emirp Numbers
π
1st
Emirp Numbers (Long)
π
Emojify
4th
7th
Evil Numbers
1st
21st8th
Evil Numbers (Long)
1st
27th7th
Factorial Factorisation
π
2nd
Farey Sequence
21st13th17th
Fibonacci
π
8th38th50th
Fizz Buzz
1st
1st
Foo Fizz Buzz Bar
4th
6th
ForsythβEdwards Notation
2nd
8th
Fractions
2nd
7th
Game of Life
6th
Gijswijtβs Sequence
π
Happy Numbers
1st
28th7th20th
Happy Numbers (Long)
1st
11th
Hexdump
11th
Intersection
1st
3rd
Inventory Sequence
7th
ISBN
π
7th
Jacobi Symbol
2nd
Kaprekar Numbers
1st
1st
Kolakoski Constant
6th
Kolakoski Sequence
5th
17th
Leap Years
1st
18th
Levenshtein Distance
12th
Leyland Numbers
2nd
5th
ln 2
8th
Look and Say
π
4th
Lucky Numbers
π
7th
Lucky Tickets
5th
5th
Mahjong
3rd
Maze
π
Medal Tally
14th
Morse Decoder
Morse Encoder
2nd
7th
Musical Chords
6th
N Queens
Niven Numbers
π
71st1st
Niven Numbers (Long)
π
1st
Number Spiral
2nd
5th
Odious Numbers
1st
20th8th
Odious Numbers (Long)
1st
18th7th
Ordinal Numbers
4th
9th
PalindromemordnilaP
2nd
8th
Pangram Grep
1st
π9thπ
Partition Numbers
Pascalβs Triangle
3rd
25th
Pernicious Numbers
π
1st
Pernicious Numbers (Long)
1st
1st
Poker
6th
Polyominoes
5th
Prime Numbers
π
27th5th21st
Prime Numbers (Long)
π
19th10th22nd
Proximity Grid
QR Decoder
7th
Quine
63rd
RecamΓ‘n
1st
5th
Repeating Decimals
3rd
Reverse Polish Notation
1st
6th
Reversi
2nd
Rijndael S-box
2ndππππ
π2ndπππππ
Rock-paper-scissors-Spock-lizard
15th
Roman to Arabic
1st
18th
ROT13
2nd
9th
Rule 110
4th
5th
Seven Segment
π
7th
SI Units
π
SierpiΕski Triangle
π
Smith Numbers
2nd
Spelling Numbers
2nd
Star Wars Opening Crawl
Sudoku
4th
Sudoku (Fill-in)
3rd
Ten-pin Bowling
π
Tic-tac-toe
2nd
1st
Time Distance
Tongue-twisters
16th
Transpose Sentence
2nd
1st
United States
4th
Vampire Numbers
5th
Van Eck Sequence
2nd
13th
Zeckendorf Representation
π
Zodiac Signs
2nd
6th
Ξ³
5th
Ξ»
4th
Ο
8th
Ο
9th
Ο
10th
β2
9th
π
13th