12 Days of Christmas
24th
22nd
6th
2nd29th
52nd
9th
99 Bottles of Beer
20th
15th
9th
6th25th
44th
10th
Abundant Numbers
12th
19th
7th
4th
49th
16th
Abundant Numbers (Long)
6th
Arabic to Roman
💎
28th
Arithmetic Numbers
3rd
Arrows
14th
19th
6th
Ascending Primes
5th
ASCII Table
16th
11th
83rd
4th
38th
13th
brainfuck
3rd
31st
Card Number Validation
8th
Catalan Numbers
9th
17th
4th
3rd
22nd
7th
Catalan’s Constant
8th
9th
3rd
4th
7th
Christmas Trees
42nd
8th
5th
5th10th
39th
11th
Collatz
8th
16th
6th
8th
51st
10th
CSS Colors
3rd
14th
Cubes
18th
8th
4th
💎
29th
9th
Day of Week
1st
Diamonds
26th
8th
5th
4th20th
30th
10th
Divisors
20th
23rd
11th
1st36th
39th
9th
Emirp Numbers
11th
12th
6th
48th
6th17th
162nd
57th
22nd
Emirp Numbers (Long)
6th
4th
Emojify
9th
Evil Numbers
24th
15th
8th
15th28th
120th
23rd
22nd
16th
Evil Numbers (Long)
4th
Factorial Factorisation
5th
Farey Sequence
19th
Fibonacci
21st127th
35th
22nd
286th
1st49th
762nd
59th
15th
38th
Fizz Buzz
86th
58th
78th
1,015th
1st105th
1,416th
3rd
24th
Foo Fizz Buzz Bar
10th
13th
6th
12th
10th
Forsyth–Edwards Notation
3rd
Fractions
103rd
1st
265th
1st
Game of Life
9th
Gijswijt’s Sequence
2nd
Happy Numbers
18th
12th
5th
4th19th
123rd
33rd
20th
Happy Numbers (Long)
6th
10th
5th
2nd
149th
22nd
7th
Hexdump
1st
Intersection
57th
💎
220th
19th
Inventory Sequence
7th
ISBN
7th
29th
Jacobi Symbol
4th
Kaprekar Numbers
5th
Kolakoski Constant
7th8th7th37th24th
12th21st11th9th6th16th19th14th3rd10th18th49th12th
6th6th7th12th17th33rd
133rd13th24th10th7th6th6th7th22nd
Kolakoski Sequence
16th
9th
7th
12th
7th
43rd
1st
211th
27th
16th
Leap Years
15th
23rd
8th
1st
4th22nd
48th
4th
11th
18th
Levenshtein Distance
3rd
51st
Leyland Numbers
5th
8th
4th
2nd
34th
8th
ln 2
6th
Look and Say
18th
11th
2nd
7th
37th
11th
Lucky Numbers
5th
8th
3rd
8th
9th
Lucky Tickets
2nd
23rd
Maze
7th
Medal Tally
5th
Morse Decoder
4th
30th
Morse Encoder
3rd
33rd
Musical Chords
2nd
15th
N Queens
8th
Niven Numbers
19th
23rd
6th
1st36th
41st
19th
Niven Numbers (Long)
4th
Number Spiral
6th
8th
4th
7th
23rd
13th
Odious Numbers
23rd
13th
7th
15th29th
85th
20th
21st
16th
Odious Numbers (Long)
4th
Ordinal Numbers
10th
46th
PalindromemordnilaP
10th
Pangram Grep
5th
75th
Partition Numbers
12th
Pascal’s Triangle
9th
10th
6th
1st20th
32nd
9th
Pernicious Numbers
12th
19th
7th
1st
1st34th
1st
19th
20th
Pernicious Numbers (Long)
11th
Poker
💎
Polyominoes
5th
Prime Numbers
10th
15th
9th
1st
1st36th
145th
59th
22nd
Prime Numbers (Long)
8th
13th
6th
11th
37th
8th
Proximity Grid
2nd
QR Decoder
22nd
2nd
13th
Quine
1st
2nd
11th
29th
1st
63rd
99th
30th
Recamán
5th
8th
5th
14th
6th
24th
9th
Repeating Decimals
3rd
Reverse Polish Notation
7th
Rijndael S-box
6th
Rock-paper-scissors-Spock-lizard
2nd
15th
Roman to Arabic
10th
34th
ROT13
3rd
Rule 110
18th
5th
4th
7th
35th
11th
Seven Segment
5th
SI Units
💎
Sierpiński Triangle
19th
10th
5th
10th
25th
10th
Smith Numbers
6th
5th
4th
3rd
31st
6th
Spelling Numbers
2nd
23rd
Star Wars Opening Crawl
💎
Sudoku
5th
Sudoku (Fill-in)
2nd
Ten-pin Bowling
2nd
22nd
Tic-tac-toe
5th
Time Distance
3rd
Tongue-twisters
7th
12th
5th
4th
33rd
11th
Transpose Sentence
12th
United States
7th
Vampire Numbers
7th
4th
3rd
3rd
33rd
7th
Van Eck Sequence
5th
4th
5th
38th
1st
99th
17th
7th
Zodiac Signs
5th
γ
💎
λ
10th11th9th65th36th26th12th26th11th8th7th19th32nd15th5th9th18th97th17th
1st11th8th10th20th44th9th145th14th32nd16th11th11th7th8th28th
π
12th11th11th97th67th
13th33rd14th11th10th21st46th31st4th27th45th199th87th
6th11th8th46th26th68th
474th37th79th19th10th13th12th9th39th
τ
10th10th9th51st38th
12th31st12th11th8th15th35th19th5th24th34th105th75th
6th8th8th37th20th44th
261st22nd53rd13th10th8th7th9th23rd
φ
11th39th11th48th41st
13th36th15th11th10th16th45th29th3rd29th32nd89th70th
11th7th8th35th22nd42nd
332nd25th60th16th11th8th9th11th23rd
√2
18th41st11th60th47th
12th29th15th11th12th18th52nd29th5th26th49th99th59th
6th7th8th34th18th47th
188th19th58th15th11th9th8th13th25th
𝑒
12th13th12th75th51st
13th32nd14th13th10th20th42nd32nd5th29th29th105th73rd
10th11th9th37th25th51st
263rd32nd65th22nd9th7th11th11th33rd