12 Days of Christmas
13th
239th7th
24 Game
5th
49th3rd
99 Bottles of Beer
22nd33rd
290th8th
Abundant Numbers
13th59th36th
52nd414th33rd
Abundant Numbers (Long)
7th
26th
38th246th27th
Arabic to Roman
140th9th
Arithmetic Numbers
6th
205th6th
Arrows
10th
Ascending Primes
5th
48th9th
ASCII Table
15th44th
106th6th
Billiards
6th
brainfuck
11th
Card Number Validation
78th11th
Catalan Numbers
6th
154th9th
Catalan’s Constant
6th
143rd7th
Christmas Trees
24th
109th12th
Collatz
9th57th
31st13th
CSS Colors
42nd2nd
Cubes
20th
87th8th
Day of Week
280th7th
DFA Simulator
59th6th
Diamonds
18th
11th
Divisors
19th46th19th21st62nd379th1st
Emirp Numbers
12th
227th20th
Emirp Numbers (Long)
8th
101st8th
Emojify
11th
Evil Numbers
11th49th41st1st24th238th19th
Evil Numbers (Long)
8th52nd29th1st
151st3rd
Factorial Factorisation
3rd16th6th
7th46th5th
Farey Sequence
3rd27th
80th8th
Fibonacci
17th175th1st36th153rd166th17th
Fizz Buzz
91st264th28th66th369th54th85th
Foo Fizz Buzz Bar
12th
27th
1st12th
Forsyth–Edwards Notation
140th7th
Fractions
172nd16th
Game of Life
19th
4th
Gijswijt’s Sequence
6th
36th10th
Happy Numbers
8th43rd
96th16th
Happy Numbers (Long)
8th45th
100th16th
Hexdump
10th
Intersection
211th2nd
Inventory Sequence
6th27th
60th4th
ISBN
159th10th
Jacobi Symbol
47th7th
Kaprekar Numbers
4th20th10th
8th29th6th
Kolakoski Constant
6th
57th7th
Kolakoski Sequence
14th
19th16th
Leap Years
17th49th20th
24th207th30th
Levenshtein Distance
176th12th
Leyland Numbers
6th
230th5th
ln 2
7th
94th6th
Look and Say
10th
159th9th
Lucky Numbers
4th
95th11th
Lucky Tickets
65th2nd
Mandelbrot
10th
Maze
56th8th
Medal Tally
6th
Morse Decoder
7th
Morse Encoder
8th
Musical Chords
6th
N Queens
3rd17th
79th6th
Niven Numbers
18th41st16th
66th1st
Niven Numbers (Long)
7th
30th
290th17th
Number Spiral
8th
102nd12th
Odious Numbers
12th45th38th1st25th134th19th
Odious Numbers (Long)
7th44th27th1st
98th9th
Ordinal Numbers
249th11th
PalindromemordnilaP
122nd4th
Pangram Grep
41st
1st
Partition Numbers
12th
Pascal’s Triangle
7th72nd
336th22nd
Pernicious Numbers
9th53rd
38th
27th
Pernicious Numbers (Long)
7th28th
17th
16th
Poker
7th
Polyominoes
8th
Prime Numbers
10th115th29th35th72nd73rd17th
Prime Numbers (Long)
9th74th17th
51st221st1st
Proximity Grid
6th
QR Decoder
6th
Quine
30th
28th
744th15th
Recamán
12th
201st17th
Repeating Decimals
71st3rd
Reverse Polish Notation
6th
Reversi
41st4th
Rijndael S-box
5th19th
101st10th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
125th13th
ROT13
8th
Rule 110
17th
8th
Seven Segment
16th
SI Units
4th
Sierpiński Triangle
9th40th
16th
Smith Numbers
4th
96th13th
Spelling Numbers
10th
Star Wars Opening Crawl
101st5th
Sudoku
6th
Sudoku (Fill-in)
6th
Ten-pin Bowling
55th6th
Time Distance
7th
Tongue-twisters
5th
13th
Transpose Sentence
133rd5th
United States
9th
Vampire Numbers
4th
6th
Van Eck Sequence
4th
143rd11th
Zeckendorf Representation
70th9th
Zodiac Signs
56th5th
γ
6th
81st5th
λ
12th
137th8th
π
12th49th18th
23rd122nd14th
τ
11th
19th102nd8th
φ
12th
18th
123rd10th
√2
12th
24th
114th11th
𝑒
13th43rd
130th18th