12 Days of Christmas
2nd
24 Game
💎
75th
99 Bottles of Beer
7th
Abundant Numbers
19th
261st
Abundant Numbers (Long)
16th
Arabic to Roman
4th
Arithmetic Numbers
18th
Arrows
13th
Ascending Primes
7th
ASCII Table
3rd
Billiards
💎
brainfuck
3rd
Card Number Validation
7th
Catalan Numbers
18th
Catalan’s Constant
1st
Christmas Trees
11th
Collatz
25th
CSS Colors
3rd
Cubes
2nd
Day of Week
2nd
DFA Simulator
💎
Diamonds
9th
Divisors
4th
524th
Emirp Numbers
4th
Emirp Numbers (Long)
5th
Emojify
11th
Evil Numbers
15th
Evil Numbers (Long)
6th
Factorial Factorisation
12th
Farey Sequence
3rd
Fibonacci
26th
Fizz Buzz
28th
Foo Fizz Buzz Bar
4th
Forsyth–Edwards Notation
💎
Fractions
5th
Game of Life
3rd
Gijswijt’s Sequence
2nd
110th
Happy Numbers
6th
Happy Numbers (Long)
4th
Hexdump
2nd
Hilbert Curve
4th
Intersection
4th
239th
Inventory Sequence
11th
ISBN
1st
Jacobi Symbol
💎
Kaprekar Numbers
12th
Kolakoski Constant
8th17th8th6th
18th23rd18th12th11th7th16th33rd23rd12th15th9th10th6th11th3rd16th5th17th12th10th14th6th11th8th26th64th7th5th17th10th13th7th6th8th14th17th14th8th151st13th14th4th37th16th7th7th8th7th9th8th9th4th11th
Kolakoski Sequence
74th
11th
119th
Leap Years
15th
Levenshtein Distance
9th
Leyland Numbers
7th
ln 2
1st
Look and Say
8th
Lucky Numbers
5th
Lucky Tickets
9th
Mahjong
4th
Mandelbrot
2nd
Maze
4th
Medal Tally
5th
Morse Decoder
4th
Morse Encoder
2nd
Musical Chords
5th
109th
N Queens
4th
92nd
Niven Numbers
117th
19th
87th
Niven Numbers (Long)
1st
Number Spiral
3rd
Odious Numbers
15th
Odious Numbers (Long)
5th
Ordinal Numbers
12th
PalindromemordnilaP
8th
Pangram Grep
3rd
Partition Numbers
7th
Pascal’s Triangle
22nd
Pernicious Numbers
23rd
Pernicious Numbers (Long)
11th
Poker
3rd
Polyominoes
4th
Prime Numbers
13th
Prime Numbers (Long)
10th
Proximity Grid
3rd
QR Decoder
2nd
82nd
Quine
1st
81st
Recamán
9th
Repeating Decimals
1st
Reverse Polish Notation
2nd
Reversi
2nd
Rijndael S-box
58th
💎
126th
Rock-paper-scissors-Spock-lizard
2nd
Roman to Arabic
10th
ROT13
7th
Rule 110
6th
Scrambled Sort
4th
Seven Segment
4th
SI Units
4th
Sierpiński Triangle
5th
153rd
Smith Numbers
6th
Spelling Numbers
2nd
Star Wars Opening Crawl
5th
138th
Sudoku
2nd
Sudoku (Fill-in)
3rd
Ten-pin Bowling
6th
104th
Time Distance
💎
Tongue-twisters
3rd
Transpose Sentence
6th
Trinomial Triangle
5th
United States
4th
Vampire Numbers
2nd
Van Eck Sequence
10th
Zeckendorf Representation
4th
Zodiac Signs
5th
γ
3rd
1st
λ
3rd
4th
π
1st
τ
1st
φ
1st
√2
1st
𝑒
1st
43rd