12 Days of Christmas
8th
24 Game
9th
99 Bottles of Beer
3rd
Abundant Numbers
9th
Abundant Numbers (Long)
1st
Arabic to Roman
15th
Arithmetic Numbers
8th
Arrows
15th
Ascending Primes
20th
ASCII Table
4th
Billiards
6th
brainfuck
💎💎
Card Number Validation
3rd
Catalan Numbers
10th
Catalan’s Constant
1st
Christmas Trees
2nd
Collatz
20th
CSS Colors
12th
Cubes
13th
Day of Week
1st
DFA Simulator
9th
Diamonds
11th
Divisors
10th
Emirp Numbers
27th
Emirp Numbers (Long)
18th
Evil Numbers
5th
Evil Numbers (Long)
1st
Factorial Factorisation
16th
Farey Sequence
24th
Fibonacci
2nd
Fizz Buzz
1st
Foo Fizz Buzz Bar
9th
Forsyth–Edwards Notation
1st3rd
Fractions
12th
Game of Life
💎💎
Gijswijt’s Sequence
4th
Happy Numbers
18th
Happy Numbers (Long)
6th
Hexdump
6th
Intersection
8th
Inventory Sequence
2nd
ISBN
💎
Jacobi Symbol
4th
Kaprekar Numbers
18th
Kolakoski Constant
22nd
Kolakoski Sequence
17th
Leap Years
4th
Levenshtein Distance
15th
Leyland Numbers
6th
ln 2
💎
Look and Say
21st
Lucky Numbers
18th
Lucky Tickets
11th
Mahjong
2nd
Maze
15th
Medal Tally
4th
Morse Decoder
6th
Morse Encoder
8th
Musical Chords
3rd
N Queens
4th
Niven Numbers
1st
Niven Numbers (Long)
25th
Number Spiral
12th
Odious Numbers
1st
Odious Numbers (Long)
5th
Ordinal Numbers
3rd
PalindromemordnilaP
3rd
Pangram Grep
15th
Pascal’s Triangle
19th
Pernicious Numbers
1st
Pernicious Numbers (Long)
8th
Poker
3rd
Polyominoes
3rd
Prime Numbers
1st
Prime Numbers (Long)
1st
Proximity Grid
10th
QR Decoder
12th
Quine
27th
Recamán
19th
Repeating Decimals
3rd
Reverse Polish Notation
14th
Rijndael S-box
25th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
6th
Rule 110
8th
Seven Segment
12th
SI Units
3rd
Sierpiński Triangle
25th
Smith Numbers
18th
Spelling Numbers
8th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
3rd
Ten-pin Bowling
4th
Time Distance
12th
Tongue-twisters
5th
Transpose Sentence
9th
United States
14th
Vampire Numbers
16th
Van Eck Sequence
13th
Zeckendorf Representation
9th
Zodiac Signs
14th
γ
💎
λ
15th
π
💎
τ
💎
φ
2nd
√2
1st
𝑒
1st3rd