12 Days of Christmas
15th
271st7th
24 Game
5th
64th7th
99 Bottles of Beer
25th36th
328th10th
Abundant Numbers
14th65th
41st
28th448th39th
Abundant Numbers (Long)
8th
29th
35th275th35th
Alphabetic Numbers
7th
Arabic to Roman
164th10th
Arithmetic Numbers
7th
255th8th
Arrows
13th
Ascending Primes
6th
76th12th
ASCII Table
18th46th
121st5th
Billiards
8th
brainfuck
15th
Calendar
4th
Card Number Validation
99th13th
Catalan Numbers
7th
183rd12th
Catalan’s Constant
9th
163rd9th
Christmas Trees
20th
137th15th
Collatz
9th65th
42nd6th
Continued Fractions
6th
CSS Colors
55th6th
Cubes
21st
100th9th
Day of Week
315th10th
DFA Simulator
75th8th
Diamonds
21st
52nd
13th
Divisors
21st54th
21st26th35th410th1st
Emirp Numbers
12th
252nd21st
Emirp Numbers (Long)
8th
120th13th
Emojify
15th
Evil Numbers
14th53rd
45th1st22nd262nd21st
Evil Numbers (Long)
10th63rd
32nd1st
173rd5th
Factorial Factorisation
3rd16th
7th
11th69th7th
Farey Sequence
3rd31st
100th13th
Fibonacci
19th192nd
1st42nd61st199th1st
Fizz Buzz
94th283rd
30th74th73rd68th87th
Foo Fizz Buzz Bar
14th
32nd
1st13th
Forsyth–Edwards Notation
158th8th
Fractions
199th18th
Game of Life
18th
6th
Gijswijt’s Sequence
8th
54th13th
Gray Code Decoder
9th
Gray Code Encoder
9th
Happy Numbers
9th48th
118th18th
Happy Numbers (Long)
8th50th
123rd18th
Hexdump
11th
Hilbert Curve
2nd
6th
Intersection
247th2nd
Inventory Sequence
6th31st
78th6th
ISBN
182nd13th
Jacobi Symbol
64th9th
Kaprekar Numbers
4th25th
14th
10th47th9th
Kolakoski Constant
7th
75th9th
Kolakoski Sequence
17th
21st18th
Leap Years
19th59th
24th
18th230th35th
Levenshtein Distance
192nd15th
Leyland Numbers
7th
255th6th
ln 2
8th
126th8th
Look and Say
12th
190th13th
Lucky Numbers
4th
113th14th
Lucky Tickets
84th3rd
Mandelbrot
5th
13th
Maze
72nd9th
Medal Tally
8th
Minesweeper
5th
Morse Decoder
9th
Morse Encoder
7th
Multitap Input
74th5th
Musical Chords
8th
N Queens
4th19th
97th7th
Niven Numbers
22nd45th
20th
90th1st
Niven Numbers (Long)
7th
35th
330th22nd
Number Spiral
9th
126th15th
Odious Numbers
14th53rd
44th1st26th156th20th
Odious Numbers (Long)
7th56th
30th1st
117th12th
Ordinal Numbers
270th14th
PalindromemordnilaP
157th9th
Pangram Grep
43rd
1st
Partition Numbers
3rd25th
95th16th
Pascal’s Triangle
7th76th
371st24th
Pernicious Numbers
10th61st
32nd
32nd
Pernicious Numbers (Long)
7th33rd
22nd
19th
Poker
10th
Polyominoes
4th
10th
Prime Numbers
14th124th
31st41st39th94th14th
Prime Numbers (Long)
9th85th
21st
36th254th1st
Proximity Grid
7th
QR Decoder
8th
Quine
138th27th
36th
798th1st
Recamán
13th
228th22nd
Repeating Decimals
89th6th
Reverse Polish Notation
9th
Reversi
63rd6th
Rijndael S-box
5th23rd
125th13th
Rock-paper-scissors-Spock-lizard
8th
Roman to Arabic
142nd14th
ROT13
14th
Rule 110
18th
10th
Set
8th
Seven Segment
19th
SI Units
5th
Sierpiński Triangle
10th42nd
17th
Smith Numbers
4th
113th16th
Spelling Numbers
13th
Star Wars Opening Crawl
118th6th
Sudoku
7th
Sudoku (Fill-in)
9th
Taxicab Numbers
2nd
9th
Ten-pin Bowling
70th8th
Tic-tac-toe
9th
Time Distance
9th
Tongue-twisters
5th
16th
Tower of Hanoi
10th
21st
Transpose Sentence
160th8th
Trinomial Triangle
3rd
7th
United States
10th
Vampire Numbers
4th
7th
Van Eck Sequence
4th
163rd13th
Zeckendorf Representation
93rd11th
Zodiac Signs
74th6th
γ
9th
96th6th
λ
14th
48th
152nd10th
π
14th57th
21st
25th146th17th
τ
12th
21st123rd10th
φ
13th
19th
143rd11th
√2
14th
25th
145th11th
𝑒
15th50th
163rd22nd