12 Days of Christmas
4th
24 Game
4th
99 Bottles of Beer
10th
Abundant Numbers
28th
15th
116th
Abundant Numbers (Long)
14th
176th
Alphabetic Numbers
3rd
Arabic to Roman
6th
Arithmetic Numbers
36th
10th
126th
Arrows
10th
Ascending Primes
6th
69th
ASCII Table
5th
brainfuck
6th
Card Number Validation
8th
Catalan Numbers
11th
244th
Catalan’s Constant
1st
Christmas Trees
7th
Collatz
12th
CSS Colors
9th
Cubes
7th
Day of Week
5th
202nd
DFA Simulator
7th
100th
Diamonds
9th
Divisors
40th
15th
1st
Emirp Numbers
30th
7th
165th
Emirp Numbers (Long)
24th
6th
108th
Emojify
6th
Evil Numbers
45th
13th
268th
Evil Numbers (Long)
41st
6th
182nd
Factorial Factorisation
7th
Farey Sequence
6th
Fibonacci
1st1st211th
10th
Fizz Buzz
84th62nd139th115th41st48th58th17th1st9th100th83rd15th
Foo Fizz Buzz Bar
7th
319th
Forsyth–Edwards Notation
4th
91st
Fractions
27th
7th
1st
Game of Life
186th
Gijswijt’s Sequence
10th
133rd
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
129th
Intersection
4th
Inventory Sequence
6th
ISBN
12th
Jacobi Symbol
12th
Kaprekar Numbers
8th
Kolakoski Constant
9th
Kolakoski Sequence
8th
Leap Years
19th
826th
Levenshtein Distance
6th
Leyland Numbers
7th
10th
ln 2
1st
Look and Say
11th
Lucky Numbers
3rd
Lucky Tickets
8th
Mahjong
77th
Mandelbrot
4th
Maze
137th
Medal Tally
129th
Morse Decoder
10th
Morse Encoder
11th
Musical Chords
31st
111th
N Queens
6th
140th
Niven Numbers
1st41st54th
Niven Numbers (Long)
1st
130th
Number Spiral
5th
Odious Numbers
45th
11th
140th
Odious Numbers (Long)
41st
12th
123rd
Ordinal Numbers
8th
175th
PalindromemordnilaP
14th
6th
49th
Pangram Grep
9th
Pascal’s Triangle
9th
354th
Pernicious Numbers
29th
1st
79th
Pernicious Numbers (Long)
21st
225th
Poker
28th
128th
Polyominoes
3rd
Prime Numbers
35th
17th
101st
Prime Numbers (Long)
11th
262nd
Proximity Grid
111th
QR Decoder
26th
71st
Quine
193rd1st
90th
Recamán
38th
4th
282nd
Repeating Decimals
129th
Reverse Polish Notation
4th
Reversi
80th
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
12th
Roman to Arabic
8th
ROT13
6th
73rd
Rule 110
10th
152nd
Scrambled Sort
5th
Seven Segment
11th
SI Units
73rd
Sierpiński Triangle
15th
Smith Numbers
4th
Spelling Numbers
4th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
8th
Ten-pin Bowling
26th
11th
104th
Time Distance
155th
Tongue-twisters
8th
Topological Sort
6th
70th
Transpose Sentence
5th
22nd
United States
4th
47th
Vampire Numbers
1st
Van Eck Sequence
8th
Zeckendorf Representation
8th
Zodiac Signs
134th
γ
1st
λ
8th
π
1st
τ
1st
φ
1st
√2
1st
175th
𝑒
1st