12 Days of Christmas
5th
24 Game
4th
99 Bottles of Beer
2nd
Abundant Numbers
6th
Abundant Numbers (Long)
7th
Arabic to Roman
53rd
5th
Arithmetic Numbers
16th
8th
173rd
3rd
Arrows
3rd
Ascending Primes
3rd
ASCII Table
6th
7th
7th
7th
2nd
brainfuck
25th
4th
5th
Catalan Numbers
1st
Catalan’s Constant
7th
2nd
Christmas Trees
9th
Collatz
41st
7th
CSS Colors
4th
2nd
Cubes
4th
Day of Week
15th
14th
1st
3rd
DFA Simulator
Diamonds
23rd
49th
6th
Divisors
19th
1st
8th
Emirp Numbers
3rd
Emirp Numbers (Long)
5th
Emojify
5th
2nd
Evil Numbers
5th
Evil Numbers (Long)
4th
Factorial Factorisation
5th
Farey Sequence
6th
Fibonacci
177th
1st
3rd
Fizz Buzz
9th
Foo Fizz Buzz Bar
5th
Forsyth–Edwards Notation
3rd
Fractions
1st
Game of Life
12th
Gijswijt’s Sequence
2nd
Happy Numbers
78th
9th
Happy Numbers (Long)
6th
Hexdump
5th
Intersection
4th
Inventory Sequence
6th
ISBN
63rd
7th
15th
16th
2nd
Jacobi Symbol
7th
Kolakoski Constant
10th
3rd
Kolakoski Sequence
10th
Leap Years
14th
19th
272nd
7th
Levenshtein Distance
7th
132nd
2nd
Leyland Numbers
5th
ln 2
5th
33rd
💎
Look and Say
3rd
Lucky Numbers
24th
6th
Lucky Tickets
2nd
Mahjong
2nd
Maze
2nd
Medal Tally
Morse Decoder
4th
Morse Encoder
6th
Musical Chords
22nd26th
14th
N Queens
4th
Niven Numbers
18th
Niven Numbers (Long)
10th
Number Spiral
3rd
Odious Numbers
6th
Odious Numbers (Long)
4th
Ordinal Numbers
10th
2nd
Pangram Grep
12th
33rd
16th
15th
37th
28th
148th
5th
269th
39th
4th
Pascal’s Triangle
79th
9th
Pernicious Numbers
17th
Pernicious Numbers (Long)
7th
Poker
4th
Prime Numbers
1st
144th
3rd
Prime Numbers (Long)
16th
299th
1st
Proximity Grid
8th
3rd
QR Decoder
3rd
Quine
197th
15th
99th
90th
94th
80th
21st112th367th
1st
710th
1st
Recamán
3rd
Repeating Decimals
Reverse Polish Notation
51st
6th
💎
Rijndael S-box
16th
5th
6th
Rock-paper-scissors-Spock-lizard
27th
3rd
Roman to Arabic
4th
Rule 110
5th
Seven Segment
3rd
SI Units
3rd
Sierpiński Triangle
7th
Smith Numbers
5th
Spelling Numbers
56th
3rd
Star Wars Opening Crawl
Sudoku
💎
Sudoku (Fill-in)
💎
Ten-pin Bowling
4th
3rd
Time Distance
4th
Tongue-twisters
13th14th21st15th9th33rd59th56th33rd10th10th34th9th19th14th15th12th15th14th11th10th25th17th18th7th14th11th41st153rd17th12th7th22nd18th18th16th27th48th9th84th13th10th12th41st36th6th12th12th8th14th9th7th11th💎
United States
18th
5th
Vampire Numbers
6th
4th
4th
Van Eck Sequence
5th
Zeckendorf Representation
6th
Zodiac Signs
5th
γ
5th
💎
λ
6th
9th
31st32nd
15th
8th
3rd
π
36th
13th
260th
💎
τ
10th
187th
💎
φ
14th
77th
💎
√2
9th
101st
1st
𝑒
5th
4th
1st5th
4th