12 Days of Christmas
28th
14th6th
3rd
50th
24 Game
2nd
27th
99 Bottles of Beer
14th6th
8th
56th
Abundant Numbers
59th
12th💎
2nd
11th
2nd
131st
10th
Abundant Numbers (Long)
43rd
15th1st
2nd
11th
1st
89th
4th
Arabic to Roman
7th1st
4th
40th
3rd
1st
Arithmetic Numbers
20th2nd
2nd
21st
Arrows
9th💎
3rd
17th
Ascending Primes
12th💎
4th
23rd
ASCII Table
16th5th
6th
7th
23rd
Billiards
8th2nd
18th
brainfuck
16th4th
6th
41st
Card Number Validation
5th3rd
🦄
7th
1st
Catalan Numbers
13th
22nd1st
18th
1st
70th
Catalan’s Constant
15th3rd
4th
25th
51st
Christmas Trees
21st3rd
11th
53rd
25th
108th
Collatz
37th
9th1st
5th
1st
7th
26th
20th
7th
8th
CSS Colors
💎
26th
Cubes
17th3rd
96th
Day of Week
1st2nd
3rd
1st
1st
DFA Simulator
17th3rd
🦄
15th
Diamonds
19th4th
2nd
17th
49th
4th
Divisors
44th
19th1st
8th
7th
14th
78th
1st
10th
Emirp Numbers
22nd1st
8th
64th
71st
Emirp Numbers (Long)
9th2nd
9th
21st
Emojify
13th💎
3rd
4th
32nd
Evil Numbers
14th
21st
5th1st
9th
8th
42nd1st
14th
21st
1st
74th
10th
Evil Numbers (Long)
40th
16th1st
7th
9th
13th
10th
32nd
41st
10th
Factorial Factorisation
12th3rd
26th
Farey Sequence
25th9th
💎
6th
60th
Fibonacci
9th
8th
27th
3rd1st
11th
29th
19th
1st
46th
1st
7th
12th
Fizz Buzz
65th27th40th174th37th39th52nd133rd468th156th29th23rd1st1st63rd66th19th43rd69th17th73rd202nd1st208th66th70th6th274th381st90th44th14th244th61st36th32nd111th330th293rd45th1st32nd130th135th189th10th65th132nd37th50th33rd24th45th
Foo Fizz Buzz Bar
1st2nd
9th
6th
44th
31st
1st
5th
Forsyth–Edwards Notation
22nd3rd
4th
61st
Fractions
1st4th
9th
1st
Game of Life
9th💎
16th
Gijswijt’s Sequence
11th3rd
24th
Happy Numbers
9th
45th
20th1st
11th
6th
11th
71st
1st
29th
Happy Numbers (Long)
30th
11th2nd
10th
6th
6th
45th
16th
24th
Hexdump
23rd5th
7th
78th
Intersection
17th7th
3rd
25th
Inventory Sequence
14th6th
7th
26th
ISBN
14th
9th6th
5th
5th
56th
15th
Jacobi Symbol
7th3rd
2nd
4th
31st
9th
Kaprekar Numbers
7th3rd
16th
Kolakoski Constant
9th3rd
7th
5th
21st
20th
Kolakoski Sequence
18th5th
6th
8th
49th
87th
Leap Years
34th
12th2nd
5th
1st
7th
62nd
21st
12th
Levenshtein Distance
15th4th
1st
Leyland Numbers
21st💎
7th
9th
6th
ln 2
1st7th
2nd
4th
1st
Look and Say
4th4th
11th
76th
7th
Lucky Numbers
22nd3rd
8th
23rd
72nd
Lucky Tickets
9th4th
7th
17th
1st
Mahjong
15th3rd
28th
Maze
16th4th
40th
Medal Tally
19th5th
41st
Morse Decoder
14th💎
2nd
19th
Morse Encoder
2nd
3rd
12th
Musical Chords
6th💎
8th
N Queens
4th
41st
Niven Numbers
12th
38th
1st1st
1st
1st
1st
103rd
1st
59th
8th
Niven Numbers (Long)
9th2nd
7th
1st
8th
57th
16th
47th
Number Spiral
7th
4th
34th
Odious Numbers
7th
20th
4th1st
8th
8th
43rd1st
37th
33rd
1st
63rd
9th
Odious Numbers (Long)
37th
5th1st
7th
8th
11th
17th
1st
36th
9th
Ordinal Numbers
27th💎
4th
5th
104th
78th
PalindromemordnilaP
2nd
🦄
43rd
Pangram Grep
24th
1st3rd
12th12th
4th
1st
6th
41st
19th
21st
38th
1st
66th
28th
11th
Partition Numbers
9th3rd
15th
Pascal’s Triangle
17th
24th4th
3rd
1st
23rd
68th
Pernicious Numbers
1st
23rd1st
7th
1st
4th
1st
1st
1st
33rd
9th
Pernicious Numbers (Long)
12th💎
5th
1st
14th
33rd
23rd
5th
Poker
12th2nd
🦄
42nd
Polyominoes
7th💎
13th
Prime Numbers
9th
53rd
21st
17th1st
5th
4th
74th1st
40th
1st
1st
55th
6th
Prime Numbers (Long)
37th
15th
18th1st
2nd
4th
60th
22nd
15th
42nd
52nd
6th
Proximity Grid
10th💎
19th
QR Decoder
7th2nd
12th
Quine
1st
95th
2nd1st
1st
1st
28th
1st
Recamán
13th💎
3rd
88th
21st
35th
Repeating Decimals
18th3rd
52nd
Reverse Polish Notation
10th4th
8th
1st
2nd
Reversi
3rd
🦄
21st
Rijndael S-box
3rd2nd
3rd
Rock-paper-scissors-Spock-lizard
8th💎
12th
Roman to Arabic
20th4th
3rd
2nd
11th
31st
ROT13
5th2nd
2nd
1st
Rule 110
29th
16th5th
5th
30th
Set
8th4th
7th
Seven Segment
16th
5th💎
9th
SI Units
16th3rd
46th
Sierpiński Triangle
18th
17th2nd
3rd
2nd
47th
Smith Numbers
16th2nd
24th
Spelling Numbers
18th1st
20th
Star Wars Opening Crawl
19th4th
46th
Sudoku
3rd
77th
Sudoku (Fill-in)
3rd
50th
Ten-pin Bowling
22nd5th
65th
Tic-tac-toe
10th4th
36th
Time Distance
15th2nd
16th
Tongue-twisters
14th5th
5th
32nd
Transpose Sentence
19th2nd
🦄
1st
16th
United States
20th💎
💎
2nd
53rd17th
Vampire Numbers
21st4th
58th
Van Eck Sequence
20th4th
7th
67th
Zeckendorf Representation
12th4th
17th
Zodiac Signs
15th3rd
5th
27th
γ
12th4th
28th
λ
7th5th
12th
3rd
π
6th6th
2nd
16th
40th
11th
τ
6th6th
2nd
9th
37th
8th
φ
1st7th
2nd
5th
29th
1st
√2
1st9th
2nd
3rd
39th
1st
𝑒
1st7th
3rd
10th
28th
1st