12 Days of Christmas
2nd
24 Game
💎
85th
99 Bottles of Beer
7th
Abundant Numbers
19th
277th
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
20th
Catalan’s Constant
1st
Christmas Trees
11th
Collatz
26th
CSS Colors
3rd
Cubes
2nd
Day of Week
2nd
DFA Simulator
💎
Diamonds
9th
Divisors
4th
541st
Emirp Numbers
4th
Emirp Numbers (Long)
5th
Emojify
12th
Evil Numbers
15th
Evil Numbers (Long)
6th
Factorial Factorisation
12th
Farey Sequence
3rd
Fibonacci
27th
Fizz Buzz
28th
Foo Fizz Buzz Bar
4th
Forsyth–Edwards Notation
💎
Fractions
5th
Game of Life
3rd
Gijswijt’s Sequence
2nd
130th
Happy Numbers
6th
Happy Numbers (Long)
4th
Hexdump
2nd
Hilbert Curve
5th
Intersection
4th
248th
Inventory Sequence
11th
ISBN
1st
Jacobi Symbol
💎
Kaprekar Numbers
12th
Kolakoski Constant
9th15th9th7th
19th26th18th13th11th7th17th34th23rd12th18th9th11th6th11th3rd16th5th19th14th10th14th7th15th9th27th69th7th5th20th10th14th8th7th9th16th17th15th8th168th12th14th4th42nd15th7th9th9th8th10th8th9th4th12th
Kolakoski Sequence
81st
11th
123rd
Leap Years
16th
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
10th
Morse Decoder
4th
Morse Encoder
2nd
Musical Chords
5th
120th
N Queens
4th
107th
Niven Numbers
119th
19th
93rd
Niven Numbers (Long)
1st
Number Spiral
3rd
Odious Numbers
15th
Odious Numbers (Long)
6th
Ordinal Numbers
12th
PalindromemordnilaP
8th
Pangram Grep
3rd
Partition Numbers
7th
Pascal’s Triangle
23rd
Pernicious Numbers
27th
Pernicious Numbers (Long)
11th
Poker
3rd
Polyominoes
4th
Prime Numbers
13th
Prime Numbers (Long)
10th
Proximity Grid
3rd
QR Decoder
2nd
90th
Quine
1st
90th
Recamán
9th
Repeating Decimals
1st
Reverse Polish Notation
2nd
Reversi
2nd
Rijndael S-box
61st
💎
139th
Rock-paper-scissors-Spock-lizard
2nd
Roman to Arabic
10th
ROT13
7th
Rule 110
6th
Scrambled Sort
4th
Seven Segment
5th
SI Units
5th
Sierpiński Triangle
7th
168th
Smith Numbers
6th
Spelling Numbers
2nd
Star Wars Opening Crawl
5th
147th
Sudoku
2nd
Sudoku (Fill-in)
3rd
Ten-pin Bowling
6th
110th
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
44th