12 Days of Christmas
6th
4th
12th
8th
5th
15th15th
4th
8th
4th
6th
59th
2nd
5th4th
3rd
24 Game
9th
17th
99 Bottles of Beer
101st
59th
12th
8th
2nd
2nd
40th
2nd
3rd
Abundant Numbers
13th
6th
32nd
17th20th
16th
6th
15th
13th
30th
47th
1st
11th
6th
11th
Abundant Numbers (Long)
6th
20th
6th
13th
26th
1st
Arabic to Roman
1st
8th1st
1st
12th1st
1st
4th
Arithmetic Numbers
7th
5th
32nd
23rd
21st
9th
6th
4th
5th
21st
2nd
Arrows
23rd
157th
Ascending Primes
10th
5th
8th
17th
ASCII Table
13th
9th5th
14th
5th
11th
9th
25th
5th
3rd
6th
Billiards
2nd
6th
4th
4th
3rd
3rd
6th
2nd
brainfuck
3rd
9th
8th
💎
4th
20th
💎
💎
Card Number Validation
4th
5th
29th
Catalan Numbers
1st
💎
13th
16th
1st
10th
7th
1st
7th
1st
2nd
3rd
3rd
4th
Catalan’s Constant
23rd
5th
3rd
109th
3rd
Christmas Trees
8th
3rd
11th
2nd
8th
33rd
1st
Collatz
7th
1st
7th
13th
13th
8th
5th
25th
1st
11th
7th
1st
5th
15th
CSS Colors
11th
12th
47th
2nd
Cubes
4th
5th
19th
6th
7th
95th
6th
Day of Week
14th
1st
13th
9th
1st
1st
2nd1st1st
11th
4th
1st
2nd
DFA Simulator
💎
9th
7th
13th
3rd
4th
22nd
Diamonds
6th
7th
41st
8th
5th
76th
Divisors
8th13th
7th
44th
30th
5th
1st
15th
28th
1st
2nd
7th
Emirp Numbers
8th
20th5th
14th
2nd
7th
1st
Emirp Numbers (Long)
12th
6th
21st
Emojify
21st
100th
2nd
11th
Evil Numbers
14th
20th5th
13th
1st
20th
10th
37th
1st
5th
11th1st
Evil Numbers (Long)
16th
8th
6th
9th
7th
33rd
32nd
4th
20th
Factorial Factorisation
10th
11th
8th
3rd
4th
6th
25th
2nd
Farey Sequence
7th
9th
13th
10th
13th
5th
4th
6th
17th
1st
Fibonacci
45th16th21st
12th
8th
1st
11th3rd16th
19th1st
1st
6th
1st
1st
1st6th
1st1st
1st
12th
2nd
11th
Fizz Buzz
31st16th
15th
289th
1st
11th
1st
13th
32nd
1st
1st
1st
9th
18th
Foo Fizz Buzz Bar
5th9th
12th
22nd
25th
5th
18th
1st
1st
1st
Forsyth–Edwards Notation
13th
17th
6th
37th
14th
Fractions
3rd
8th
9th
12th
1st6th
6th
1st
8th
1st
4th1st
2nd
8th
Game of Life
13th
9th
15th
3rd
9th
31st
Gijswijt’s Sequence
5th
74th
2nd
Happy Numbers
5th
1st
19th23rd
1st59th1st
13th
1st
46th
14th
14th
Happy Numbers (Long)
5th
1st
31st
11th
10th
6th
1st
10th
1st
15th
9th
Hexdump
3rd
6th
17th
4th
4th
3rd
5th
38th
1st
2nd
Intersection
💎
7th
16th
3rd
3rd
49th
2nd
Inventory Sequence
4th
19th
15th
2nd
5th
1st
5th
1st
2nd
5th
ISBN
15th
11th
6th
24th
27th
Jacobi Symbol
3rd
13th
11th
6th
2nd
5th
22nd
3rd
Kaprekar Numbers
6th
63rd
2nd
Kolakoski Constant
4th
10th20th
5th
3rd
77th
3rd
4th
4th
Kolakoski Sequence
9th
9th
8th10th
4th
7th
6th
17th
3rd
13th
3rd
9th
Leap Years
8th10th12th
11th
46th
24th
20th
10th
4th
11th
12th
17th
70th
3rd
6th
6th
11th
Levenshtein Distance
4th
💎
4th
4th
1st
1st9th
14th
2nd
💎
💎
4th
3rd
1st
1st
💎1st
1st
2nd
Leyland Numbers
6th9th
1st
7th
17th
21st
2nd
5th
6th
6th
3rd
3rd
3rd
3rd
ln 2
1st
8th
3rd
1st
5th
Look and Say
8th
1st
10th19th
4th
11th
5th
8th
54th
4th
7th
Lucky Numbers
13th
3rd54th9th
42nd
4th
3rd
Lucky Tickets
17th
39th
Mahjong
11th
21st
Maze
2nd
6th
3rd
17th
Medal Tally
💎
7th
16th
3rd
5th
29th
Morse Decoder
16th
34th
Morse Encoder
12th
29th
Musical Chords
10th
19th
N Queens
10th
5th
4th
50th
7th
3rd
Niven Numbers
17th
98th
1st28th
8th
30th
6th
17th
58th
13th
Niven Numbers (Long)
16th
16th
6th
28th
10th
19th
33rd
Number Spiral
4th
24th
13th
3rd
3rd
1st
24th
4th
4th
Odious Numbers
14th17th24th23rd14th13th32nd161st98th69th18th18th1st4th39th36th23rd20th10th24th13th13th21st1st59th19th77th6th51st23rd77th282nd10th47th35th18th50th33rd11th30th51st72nd78th21st1st19th66th4th118th76th11th1st9th35th13th7th15th10th16th22nd
Odious Numbers (Long)
11th
5th
8th
6th
19th
8th
33rd
1st
3rd
Ordinal Numbers
4th
4th
6th
1st7th
2nd
5th
8th
62nd
3rd
4th14th
3rd
6th
PalindromemordnilaP
5th
8th
2nd
5th
8th
8th
29th
1st
Pangram Grep
3rd
19th
9th
1st
6th
13th
💎
1st
12th
1st
1st
1st
1st
7th
Partition Numbers
17th
Pascal’s Triangle
5th
7th
11th
6th
9th
24th
76th
1st
7th
Pernicious Numbers
22nd32nd
6th
77th
3rd
Pernicious Numbers (Long)
27th
7th
6th
16th
62nd
Poker
13th
39th
Polyominoes
4th
6th
11th
Prime Numbers
10th10th
1st17th
1st
3rd
12th
1st
13th
1st
1st
5th
1st
7th
10th
Prime Numbers (Long)
8th9th
19th
11th
1st
1st
7th
22nd
1st
12th
1st
1st
1st
14th
Proximity Grid
11th
3rd
20th
3rd
QR Decoder
9th
9th
Quine
1st10th5th1st
9th
9th
30th
2nd1st
18th
3rd
1st
10th25th
28th1st
1st3rd
1st1st
4th1st
1st
💎
💎
Recamán
6th
9th20th
9th
47th
6th
Repeating Decimals
17th
39th
Reverse Polish Notation
5th
3rd
8th
10th
8th
1st
3rd
1st
4th
19th
3rd
4th
Reversi
19th
Rijndael S-box
14th33rd
12th
5th
2nd
8th
3rd
22nd
22nd
2nd
Rock-paper-scissors-Spock-lizard
12th
27th
6th
Roman to Arabic
7th
1st
1st1st
ROT13
3rd
8th
7th
2nd3rd
4th2nd💎
10th
5th
1st
1st
1st7th
8th
1st
Rule 110
19th
6th
7th
8th
40th
4th
2nd
Set
💎
💎
4th
3rd
6th
💎
Seven Segment
7th
💎
13th
2nd
3rd
2nd
24th
2nd
SI Units
11th
25th
Sierpiński Triangle
8th
9th
41st
25th
6th
30th115th6th
27th26th
84th
39th
Smith Numbers
5th
6th
10th
9th
15th
44th
4th
2nd
Spelling Numbers
1st
1st1st
3rd
45th
1st
Star Wars Opening Crawl
💎
2nd
2nd
10th
19th
2nd
Sudoku
14th
24th
Sudoku (Fill-in)
14th
32nd
Ten-pin Bowling
20th
54th
Tic-tac-toe
3rd
9th
3rd
Time Distance
17th
22nd
Tongue-twisters
5th
3rd
30th
5th
22nd
6th
2nd
9th
Transpose Sentence
4th
8th
4th
5th
1st
1st
45th
1st
United States
27th
76th
2nd
Vampire Numbers
6th
2nd
2nd6th
5th
7th
3rd
Van Eck Sequence
7th
20th
15th
10th14th
4th
7th
28th
3rd
8th
Zeckendorf Representation
4th
11th
9th
8th
3rd
1st
4th
22nd
4th
Zodiac Signs
17th
36th
5th
γ
16th
4th
3rd
57th
3rd
4th
λ
11th5th
9th
23rd31st
4th
15th
4th
95th
3rd
8th5th
π
13th6th
39th
7th
3rd
419th
4th
4th
τ
12th5th
33rd
7th
3rd
230th
4th
4th
φ
13th4th
29th
8th
3rd
119th
5th
4th
√2
20th4th
1st
6th
3rd
1st
5th
4th
𝑒
14th5th
46th
1st
8th
4th
1st30th
5th
4th