12 Days of Christmas
8th
26th
7th
72nd
9th
99 Bottles of Beer
33rd
24th
13th
49th
Abundant Numbers
5th
18th39th19th
50th33rd
40th12th
22nd
38th65th
10th
Abundant Numbers (Long)
19th
23rd
27th
11th
99th
Arabic to Roman
24th
18th74th
23rd
8th
24th
Arithmetic Numbers
1st
Arrows
21st
15th
76th
Ascending Primes
26th
ASCII Table
54th
26th
5th
67th
brainfuck
34th
16th
6th
32nd
Card Number Validation
18th
Catalan Numbers
38th
1st
1st1st
Catalan’s Constant
12th
12th
Christmas Trees
12th
8th
4th
24th20th
60th32nd
Collatz
11th3rd20th
26th
42nd2nd
36th41st
CSS Colors
6th
6th
8th
13th24th
Cubes
25th
7th
8th
53rd
Day of Week
1st
Diamonds
43rd
28th
13th
36th43rd
Divisors
13th
37th26th29th
41st
46th26th
1st
1st46th
9th
Emirp Numbers
4th
29th
19th
8th
18th16th22nd
75th35th
6th
Emirp Numbers (Long)
16th
13th
17th
Emojify
17th
63rd
Evil Numbers
20th14th16th
23rd
52nd
37th16th
1st35th
9th
Evil Numbers (Long)
35th
17th
13th
43rd
Factorial Factorisation
12th
Farey Sequence
33rd
Fibonacci
32nd
3rd44th1st
1st23rd153rd
87th1st
1st
44th
1st8th
1st
Fizz Buzz
8th21st145th111th69th
18th106th105th
176th1st
48th9th
101st45th4th77th13th
Foo Fizz Buzz Bar
50th47th41st
41st
53rd19th
20th36th
Forsyth–Edwards Notation
16th
Fractions
34th
34th
24th
62nd1st
Game of Life
11th
Gijswijt’s Sequence
16th
Happy Numbers
3rd
46th31st23rd
14th
46th
36th17th
39th57th
12th
Happy Numbers (Long)
25th19th6th
34th
24th12th
22nd38th
Hexdump
3rd
41st
Intersection
10th
20th
5th
25th
Inventory Sequence
37th
26th
5th
ISBN
9th
14th
6th
42nd
Jacobi Symbol
8th
7th
13th9th
34th
Kolakoski Constant
6th
6th
2nd
4th18th
Kolakoski Sequence
6th12th6th
16th12th
55th18th
Leap Years
26th
9th21st3rd
19th8th
43rd5th
20th
51st155th29th
9th
Levenshtein Distance
17th
12th
1st
9th
59th16th
Leyland Numbers
21st
37th
7th
74th45th
ln 2
16th
101st
Look and Say
28th
15th
34th56th
Lucky Numbers
22nd
96th24th
Lucky Tickets
9th
12th
23rd17th
Maze
11th
Medal Tally
12th
Morse Decoder
7th
13th
24th
Morse Encoder
9th
6th
12th
7th
27th
Musical Chords
8th
Niven Numbers
41st39th29th
26th
27th
48th1st
26th
41st88th32nd
22nd
Niven Numbers (Long)
38th
34th
1st
233rd
Number Spiral
19th
12th
8th
32nd
Odious Numbers
17th14th12th
20th
46th
38th11th
1st33rd
10th
Odious Numbers (Long)
28th
21st
11th
1st
Ordinal Numbers
28th
14th
30th
1st
24th58th
Pangram Grep
22nd
12th
1st
127th60th
Pascal’s Triangle
28th
18th
45th
17th
47th
Pernicious Numbers
1st
1st
18th
37th1st
1st23rd
Pernicious Numbers (Long)
23rd
20th
14th
208th
Poker
6th
27th
Prime Numbers
21st36th16th
35th1st48th1st
32nd
61st27th
15th
Prime Numbers (Long)
21st24th14th
46th1st37th1st
1st
1st68th
6th
Proximity Grid
7th
QR Decoder
7th
11th
Quine
1st
34th
74th1st
1st86th
Recamán
4th
1st
18th
61st
Repeating Decimals
11th
Reverse Polish Notation
11th
49th
Rijndael S-box
9th
Rock-paper-scissors-Spock-lizard
11th
28th
Roman to Arabic
29th
1st21st
Rule 110
5th
12th
49th24th
Scrambled Sort
10th
Seven Segment
25th
12th
11th
23rd
SI Units
4th
Sierpiński Triangle
11th7th9th
13th8th
42nd7th
6th
Smith Numbers
4th
12th18th15th
9th
17th12th
17th
Spelling Numbers
4th
100th
Star Wars Opening Crawl
11th
Sudoku
7th
23rd
Sudoku (Fill-in)
11th
75th
Ten-pin Bowling
11th
Time Distance
10th
36th
Tongue-twisters
9th
23rd
2nd
62nd
United States
22nd
68th
Vampire Numbers
1st
6th
15th26th
Van Eck Sequence
31st
23rd
19th
17th
164th
Zodiac Signs
10th
75th
γ
7th
22nd
λ
3rd
10th
5th
6th9th
29th21st
π
29th
40th44th
τ
23rd
38th36th
φ
24th
27th1st
1st37th
√2
19th
35th1st
113th30th
𝑒
24th
16th
20th
31st
112th24th