12 Days of Christmas
8th
24th
7th
61st
9th
99 Bottles of Beer
32nd
23rd
13th
41st
Abundant Numbers
5th
16th37th15th
44th26th
11th12th
19th
31st56th
8th
Abundant Numbers (Long)
15th
19th
22nd
11th
83rd
Arabic to Roman
22nd
17th68th
22nd
7th
20th
Arithmetic Numbers
1st
Arrows
20th
14th
57th
Ascending Primes
22nd
ASCII Table
49th
24th
5th
60th
brainfuck
29th
13th
7th
27th
Card Number Validation
15th
Catalan Numbers
34th
1st
1st1st
Catalan’s Constant
12th
12th
Christmas Trees
12th
6th
4th
11th19th
50th29th
Collatz
11th3rd17th
25th
3rd1st
32nd36th
CSS Colors
5th
6th
7th
13th23rd
Cubes
24th
8th
6th
50th
Day of Week
1st
Diamonds
38th
22nd
13th
31st33rd
Divisors
12th
34th26th27th
36th
12th25th
1st
1st39th
8th
Emirp Numbers
4th
26th
17th
8th
12th16th20th
70th33rd
6th
Emirp Numbers (Long)
14th
11th
16th
Emojify
17th
56th
Evil Numbers
18th14th14th
21st
48th
9th14th
1st31st
7th16th
Evil Numbers (Long)
33rd
15th
13th
33rd
Factorial Factorisation
11th
Farey Sequence
27th
Fibonacci
31st
3rd39th1st
1st19th144th
30th1st
1st
42nd
1st7th
1st15th
Fizz Buzz
8th
19th137th106th65th
18th102nd103rd
143rd1st
47th9th
99th38th3rd74th13th
Foo Fizz Buzz Bar
45th41st33rd
40th
31st19th
16th33rd
Forsyth–Edwards Notation
12th
Fractions
30th
32nd
22nd
54th1st
Game of Life
9th
Gijswijt’s Sequence
10th
Happy Numbers
3rd
42nd28th22nd
14th
43rd
22nd17th
30th50th
10th
Happy Numbers (Long)
24th16th6th
32nd
6th12th
17th34th
Hexdump
3rd
36th
Intersection
9th
18th
2nd
23rd
Inventory Sequence
32nd
24th
4th
ISBN
8th
14th
5th
37th
Jacobi Symbol
8th
6th
8th5th
27th
Kolakoski Constant
5th
6th
2nd
3rd17th
Kolakoski Sequence
6th11th6th
5th11th
50th17th
4th
Leap Years
23rd
7th20th3rd
16th8th
12th1st
17th
44th133rd27th
9th17th
Levenshtein Distance
17th
11th
1st
8th
54th15th
Leyland Numbers
19th
34th
7th
65th38th
ln 2
16th
75th
Look and Say
27th
15th
26th50th
Lucky Numbers
20th
83rd21st
Lucky Tickets
9th
12th
16th16th
Maze
11th
Medal Tally
10th
Morse Decoder
6th
13th
19th
Morse Encoder
9th
5th
12th
6th
22nd
Musical Chords
7th
Niven Numbers
38th35th27th
24th
23rd
29th1st
24th
37th66th28th
18th19th
Niven Numbers (Long)
34th
29th
1st
203rd
Number Spiral
19th
11th
8th
27th
Odious Numbers
15th14th11th
18th
45th
9th11th
1st27th
7th16th
Odious Numbers (Long)
26th
18th
11th
1st
Ordinal Numbers
25th
13th
28th
1st
23rd54th
Pangram Grep
22nd
11th
1st
109th54th
Pascal’s Triangle
28th
16th
42nd
17th
41st
Pernicious Numbers
1st
1st
17th
1st1st
1st19th
Pernicious Numbers (Long)
19th
19th
12th
185th
Poker
5th
22nd
Prime Numbers
20th31st15th
31st1st21st1st
29th
48th26th
12th12th
Prime Numbers (Long)
19th22nd10th
39th1st7th1st
1st
1st57th
4th
Proximity Grid
6th
QR Decoder
6th
11th
Quine
1st
6th
32nd
56th1st
1st85th
Recamán
4th
1st
17th
51st
Repeating Decimals
9th
Reverse Polish Notation
10th
46th
Rijndael S-box
9th
Rock-paper-scissors-Spock-lizard
11th
22nd
Roman to Arabic
27th
1st19th
Rule 110
5th
11th
38th22nd
Scrambled Sort
8th
Seven Segment
24th
12th
9th
17th
SI Units
3rd
Sierpiński Triangle
11th6th8th
7th8th
36th7th
6th
Smith Numbers
4th
12th16th13th
9th
9th11th
13th
Spelling Numbers
3rd
89th
Star Wars Opening Crawl
8th
Sudoku
6th
21st
Sudoku (Fill-in)
10th
62nd
Ten-pin Bowling
11th
Time Distance
9th
32nd
Tongue-twisters
7th
22nd
2nd
52nd
United States
20th
58th
Vampire Numbers
1st
5th
14th25th
Van Eck Sequence
27th
20th
19th
16th
138th
Zodiac Signs
10th
56th
γ
5th
17th
λ
3rd
9th
5th
1st8th
23rd19th
π
25th
35th63rd
τ
22nd
35th43rd
φ
23rd
21st1st
1st33rd
√2
18th
23rd1st
87th28th
𝑒
22nd
15th
19th
26th
83rd23rd