12 Days of Christmas
3rd9th
24 Game
7th
99 Bottles of Beer
💎21st
Abundant Numbers
17th3rd26th125th
Abundant Numbers (Long)
3rd
Arabic to Roman
6th7th
Arithmetic Numbers
22nd
Arrows
13th
Ascending Primes
9th
ASCII Table
8th
Billiards
6th
brainfuck
3rd13th
Card Number Validation
6th
Catalan Numbers
8th
Catalan’s Constant
11th
Christmas Trees
10th15th
Collatz
40th
CSS Colors
9th9th
Cubes
10th9th
Day of Week
1st
DFA Simulator
2nd
Diamonds
4th8th110th
Divisors
24th
15th30th109th
Emirp Numbers
13th12th5th246th
Emirp Numbers (Long)
3rd
Emojify
8th
Evil Numbers
8th19th10th14th351st
Evil Numbers (Long)
8th
Factorial Factorisation
5th
Farey Sequence
15th
Fibonacci
17th34th1st1st168th
Fizz Buzz
3rd1st202nd
Foo Fizz Buzz Bar
3rd
Forsyth–Edwards Notation
3rd
Fractions
4th
Game of Life
11th
Gijswijt’s Sequence
4th
Happy Numbers
19th1st8th
Happy Numbers (Long)
1st
Hexdump
5th
Intersection
8th11th
Inventory Sequence
9th
ISBN
1st
Jacobi Symbol
7th
Kaprekar Numbers
7th
Kolakoski Constant
8th13th
Kolakoski Sequence
13th5th24th
Leap Years
19th9th9th1st162nd
Levenshtein Distance
3rd6th
Leyland Numbers
11th2nd17th
Look and Say
💎1st
Lucky Numbers
3rd
Lucky Tickets
5th17th
Mandelbrot
11th
Maze
2nd
Medal Tally
9th
Morse Decoder
6th15th
Morse Encoder
7th12th
Musical Chords
4th
N Queens
6th
Niven Numbers
9th1st
Niven Numbers (Long)
8th
Number Spiral
6th
Odious Numbers
20th8th39th
Odious Numbers (Long)
8th
Ordinal Numbers
5th1st155th
PalindromemordnilaP
4th
Pangram Grep
4th1st
Partition Numbers
8th
Pascal’s Triangle
9th20th
Pernicious Numbers
31st54th
Pernicious Numbers (Long)
3rd
Poker
3rd
Prime Numbers
10th20th10th1st
Prime Numbers (Long)
22nd
Proximity Grid
6th
Quine
1st30th
Recamán
13th8th25th
Repeating Decimals
2nd
Reverse Polish Notation
6th
Rijndael S-box
20th
Rock-paper-scissors-Spock-lizard
4th7th
Roman to Arabic
7th11th
ROT13
4th
Rule 110
4th15th
Scrambled Sort
1st
Seven Segment
4th15th
SI Units
7th
Sierpiński Triangle
10th25th
Smith Numbers
15th9th
Spelling Numbers
7th2nd
Star Wars Opening Crawl
2nd
Sudoku
2nd5th
Sudoku (Fill-in)
8th
Ten-pin Bowling
3rd9th
Tic-tac-toe
2nd
Time Distance
10th
Tongue-twisters
2nd9th
Topological Sort
3rd
Transpose Sentence
5th
United States
7th
Vampire Numbers
18th3rd14th
Van Eck Sequence
16th8th
Zeckendorf Representation
3rd
Zodiac Signs
4th
γ
9th
λ
6th23rd61st
π
9th37th
τ
7th27th
φ
8th20th
√2
1st24th190th
𝑒
3rd30th