12 Days of Christmas
2nd21st
24 Game
7th
99 Bottles of Beer
4th45th
Abundant Numbers
20th7th31st990th
Abundant Numbers (Long)
2nd
Arabic to Roman
7th12th
Arithmetic Numbers
28th
Arrows
13th
Ascending Primes
11th
ASCII Table
8th
Billiards
6th
brainfuck
4th21st
Card Number Validation
7th
Catalan Numbers
11th
Catalan’s Constant
12th
Christmas Trees
10th15th
Collatz
46th
CSS Colors
10th17th
Cubes
10th26th
Day of Week
1st
DFA Simulator
2nd
Diamonds
5th13th106th
Divisors
25th
16th32nd1st
Emirp Numbers
16th1st16th237th
Emirp Numbers (Long)
4th
Emojify
5th
Evil Numbers
8th22nd11th16th405th
Evil Numbers (Long)
9th
Factorial Factorisation
6th
Farey Sequence
16th
Fibonacci
31st41st1st1st212th
Fizz Buzz
3rd1st84th
Foo Fizz Buzz Bar
3rd
Forsyth–Edwards Notation
2nd
Fractions
4th
Game of Life
9th
Gijswijt’s Sequence
4th
Happy Numbers
20th7th45th
Happy Numbers (Long)
1st
Hexdump
5th
Intersection
9th17th
Inventory Sequence
9th
ISBN
1st
Jacobi Symbol
8th
Kaprekar Numbers
8th
Kolakoski Constant
8th15th
Kolakoski Sequence
16th6th24th
Leap Years
20th10th9th8th190th
Levenshtein Distance
3rd8th
Leyland Numbers
12th2nd21st
Look and Say
1st1st
Lucky Numbers
3rd
Lucky Tickets
6th29th
Mandelbrot
11th
Maze
2nd
Medal Tally
9th
Minesweeper
3rd
Morse Decoder
5th31st
Morse Encoder
7th15th
Musical Chords
7th
N Queens
7th
Niven Numbers
1st1st
Niven Numbers (Long)
1st
Number Spiral
6th
Odious Numbers
22nd10th46th
Odious Numbers (Long)
9th
Ordinal Numbers
6th1st148th
PalindromemordnilaP
5th
Pangram Grep
7th1st
Partition Numbers
11th
Pascal’s Triangle
10th23rd
Pernicious Numbers
40th63rd
Pernicious Numbers (Long)
11th
Poker
5th12th
Prime Numbers
10th26th16th1st
Prime Numbers (Long)
24th
Proximity Grid
7th
Quine
1st45th
Recamán
14th8th26th
Repeating Decimals
2nd
Reverse Polish Notation
6th
Rijndael S-box
25th
Rock-paper-scissors-Spock-lizard
5th10th
Roman to Arabic
8th12th
ROT13
5th
Rule 110
5th19th
Scrambled Sort
1st
Seven Segment
7th27th
SI Units
7th
Sierpiński Triangle
15th26th
Smith Numbers
16th10th
Spelling Numbers
7th4th
Star Wars GPT
2nd
Star Wars Opening Crawl
2nd
Sudoku
4th13th
Sudoku (Fill-in)
9th
Ten-pin Bowling
3rd13th
Tic-tac-toe
4th
Time Distance
9th
Tongue-twisters
6th32nd
Topological Sort
2nd
Transpose Sentence
5th
Trinomial Triangle
8th
United States
6th
Vampire Numbers
18th3rd12th
Van Eck Sequence
17th9th
Zeckendorf Representation
3rd
Zodiac Signs
4th
γ
11th
λ
5th69th149th
π
9th46th
τ
8th32nd
φ
10th22nd
√2
1st28th210th
𝑒
4th39th