12 Days of Christmas
4th
24 Game
4th
99 Bottles of Beer
10th
Abundant Numbers
23rd
12th
88th
Abundant Numbers (Long)
11th
137th
Arabic to Roman
6th
Arithmetic Numbers
28th
7th
95th
Arrows
8th
Ascending Primes
5th
35th
ASCII Table
5th
brainfuck
6th
Card Number Validation
8th
Catalan Numbers
11th
185th
Catalan’s Constant
1st
Christmas Trees
7th
Collatz
12th
CSS Colors
9th
Cubes
6th
Day of Week
5th
143rd
DFA Simulator
6th
71st
Diamonds
9th
Divisors
31st
13th
1st
Emirp Numbers
26th
7th
129th
Emirp Numbers (Long)
22nd
6th
79th
Emojify
6th
Evil Numbers
38th
13th
222nd
Evil Numbers (Long)
36th
4th
139th
Factorial Factorisation
6th
Farey Sequence
6th
Fibonacci
1st1st157th
Fizz Buzz
79th54th126th35th41st53rd13th1st9th93rd53rd15th
Foo Fizz Buzz Bar
7th
255th
Forsyth–Edwards Notation
4th
67th
Fractions
19th
7th
1st
Game of Life
139th
Gijswijt’s Sequence
10th
85th
Happy Numbers
1st
Happy Numbers (Long)
1st
Hexdump
93rd
Intersection
4th
Inventory Sequence
6th
ISBN
9th
Jacobi Symbol
10th
Kaprekar Numbers
6th
Kolakoski Constant
9th
Kolakoski Sequence
7th
Leap Years
18th
730th
Levenshtein Distance
6th
Leyland Numbers
9th
6th
ln 2
1st
Look and Say
11th
Lucky Numbers
4th
Lucky Tickets
8th
Mahjong
39th
Maze
95th
Medal Tally
97th
Morse Decoder
9th
Morse Encoder
10th
Musical Chords
24th
79th
N Queens
6th
94th
Niven Numbers
1st31st31st
Niven Numbers (Long)
1st
95th
Number Spiral
5th
Odious Numbers
40th
11th
110th
Odious Numbers (Long)
36th
12th
90th
Ordinal Numbers
8th
141st
PalindromemordnilaP
8th
4th
29th
Pangram Grep
7th
Pascal’s Triangle
9th
294th
Pernicious Numbers
23rd
1st
55th
Pernicious Numbers (Long)
17th
179th
Poker
23rd
99th
Polyominoes
3rd
Prime Numbers
26th
15th
66th
Prime Numbers (Long)
11th
206th
Proximity Grid
77th
QR Decoder
22nd
47th
Quine
179th1st
57th
Recamán
31st
4th
232nd
Repeating Decimals
92nd
Reverse Polish Notation
4th
Reversi
48th
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
8th
Rule 110
10th
121st
Seven Segment
10th
SI Units
49th
Sierpiński Triangle
14th
Smith Numbers
4th
Spelling Numbers
4th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
7th
Ten-pin Bowling
25th
10th
78th
Time Distance
120th
Tongue-twisters
6th
Transpose Sentence
5th
17th
United States
4th
33rd
Vampire Numbers
1st
Van Eck Sequence
7th
Zeckendorf Representation
8th
Zodiac Signs
95th
γ
1st
λ
7th
π
1st
τ
1st
φ
1st
√2
1st
125th
𝑒
1st