12 Days of Christmas
9th
4th11th
12th
12th
9th
25th6th
9th
40th
57th
5th
6th
24 Game
4th3rd
5th
4th
2nd
2nd
12th
12th
10th
6th
2nd
99 Bottles of Beer
22nd
3rd6th
10th
7th
3rd
6th
33rd4th
1st
42nd
47th40th
4th
7th
Abundant Numbers
25th
4th7th4th14th
11th
1st33rd15th
4th
24th10th
38th6th
45th
19th24th
10th
13th
Abundant Numbers (Long)
17th
5th8th
10th
14th
1st22nd15th
1st
11th10th
32nd4th
13th
18th20th
8th
Arabic to Roman
3rd1st
18th1st
15th
25th5th
10th5th
55th1st
1st2nd
Arithmetic Numbers
14th
6th4th
9th
3rd
1st15th
5th
21st7th
14th7th
29th
16th16th
2nd
Arrows
5th5th
9th
10th
2nd
28th4th
6th
20th
27th8th
5th
Ascending Primes
9th6th
20th
7th
💎13th6th
3rd
27th2nd
11th7th
43rd
24th8th
6th
ASCII Table
47th
3rd8th
19th
6th
4th
12th
7th
14th7th
12th2nd
53rd
34th21st
5th
5th
Billiards
4th💎
8th
3rd
1st4th4th
3rd
11th3rd
3rd
2nd
33rd
9th💎
2nd
brainfuck
2nd
16th
6th
20th2nd
💎
61st
28th
Card Number Validation
14th
5th6th
5th
4th
💎8th7th
3rd
15th7th
10th5th
13th
13th6th
2nd
Catalan Numbers
8th10th
4th
1st
1st22nd17th
1st3rd
3rd
1st
1st9th
3rd
1st
Catalan’s Constant
4th
7th
5th1st
4th
Christmas Trees
6th
27th
6th6th
14th
14th
5th
5th
5th
27th5th
15th4th
46th
38th12th
4th
7th
Collatz
56th
13th7th
13th
8th
3rd13th7th
13th
60th1st
19th3rd
5th
37th26th
3rd
4th
CSS Colors
5th4th
21st
9th
💎
4th
41st3rd
3rd
1st
51st
25th
4th
Cubes
14th
5th
11th
9th
2nd
15th3rd
38th
27th
8th
Day of Week
12th1st
1st
3rd
💎1st
5th
89th1st
5th1st
1st
12th4th
9th
DFA Simulator
2nd2nd
6th
4th
🦄
6th
💎
7th💎
2nd
12th
14th5th
Diamonds
35th
5th3rd
18th
10th
1st
4th
4th
35th7th
12th5th
50th
35th9th
3rd
6th
Divisors
16th
44th
13th13th
33rd
1st
2nd18th12th
9th
129th12th
34th1st
87th
4th1st
6th
4th
Emirp Numbers
47th
8th4th1st22nd
6th
1st18th11th
4th29th32nd4th
22nd8th
73rd
13th6th
8th
7th
Emirp Numbers (Long)
7th7th
17th
9th
3rd10th10th
5th
36th4th
6th
41st
15th12th
2nd
Emojify
7th6th
18th
7th
2nd
20th3rd
6th
53rd
15th
5th
Evil Numbers
29th
12th9th1st8th
1st
1st24th8th
4th
14th6th19th37th7th
18th
1st
19th22nd11th8th
3rd
Evil Numbers (Long)
32nd
11th9th
16th
1st
1st17th9th
5th
13th2nd
33rd1st
32nd
5th8th
5th
1st
Factorial Factorisation
19th
3rd4th
9th
2nd
5th
2nd
14th7th
4th
18th
26th9th
3rd
Farey Sequence
6th
26th
8th
1st
1st
6th
22nd5th
6th8th
34th
11th2nd
5th
Fibonacci
62nd30th55th39th12th58th90th73rd67th8th17th11th43rd82nd1st1st36th14th59th25th24th52nd3rd18th1st104th50th16th28th1st12th38th14th6th190th4th31st52nd86th185th135th154th42nd76th23rd54th8th27th5th54th35th33rd31st33rd3rd
Fizz Buzz
69th
133rd
8th22nd
11th
16th
1st104th15th
13th135th380th19th
8th4th
35th
136th23rd
8th
29th
9th
Foo Fizz Buzz Bar
6th
7th
3rd3rd5th
8th
1st
1st23rd10th
9th43rd12th13th
8th2nd
14th
17th4th
2nd
7th
4th
Forsyth–Edwards Notation
5th4th
10th
8th
💎
5th
38th2nd
5th3rd
19th
23rd6th
4th
Fractions
48th
11th10th
1st
💎
3rd14th12th
5th
36th5th
24th6th
1st
1st2nd
5th
4th
Game of Life
4th6th
11th
7th
3rd
19th3rd
5th
24th
19th
5th
Gijswijt’s Sequence
5th4th
13th
18th6th
5th
22nd
6th
Happy Numbers
24th
10th4th1st9th
12th
1st9th22nd
4th
62nd3rd
28th6th
28th
15th10th
9th
4th
Happy Numbers (Long)
47th
9th6th
12th
11th
4th13th22nd
10th
25th7th
28th3rd
34th
21st11th
3rd
9th
Hexdump
23rd
4th5th
9th
2nd
💎
8th
3rd
11th5th
3rd
22nd
21st
4th
Intersection
4th5th
9th
4th
2nd
4th
22nd6th
13th5th
19th
18th3rd
1st
6th
Inventory Sequence
14th
35th
9th
11th
11th
3rd
10th
7th
42nd6th
12th7th
19th
20th
3rd
ISBN
4th8th
16th
6th
💎12th7th
7th
35th5th
32nd3rd
47th
27th6th
5th
6th
Jacobi Symbol
24th
2nd
7th
7th
3rd1st7th
3rd
7th3rd
5th
16th
20th
6th
Kaprekar Numbers
17th
26th7th3rd
7th4th
3rd8th
💎
14th2nd
4th9th
35th
9th6th
4th
3rd
Kolakoski Constant
4th2nd
11th
5th
2nd
8th
19th5th
5th
23rd
18th
4th
2nd
Kolakoski Sequence
18th
6th4th
16th
1st
2nd
10th
2nd
27th4th
25th7th
44th
17th3rd
3rd
3rd
Leap Years
49th
14th11th
28th
19th
4th
15th
10th25th62nd12th
25th9th
193rd
28th30th
13th
10th
Levenshtein Distance
4th7th
26th
1st
5th
3rd
16th5th
11th4th
15th
61st
4th
13th
5th
Leyland Numbers
8th
5th8th
1st
6th
💎7th5th
8th
21st5th
8th1st
1st
28th7th
6th
3rd
ln 2
29th
3rd
1st
10th
3rd
4th1st
4th
1st
1st
23rd
4th
Look and Say
6th4th
8th
💎
💎5th16th
6th
1st1st
22nd1st
10th
14th2nd
3rd
4th
Lucky Numbers
8th4th
12th
9th
18th10th
6th
45th4th
11th3rd
12th
14th11th
3rd
Lucky Tickets
11th
15th
7th
2nd
4th
24th3rd
4th
22nd
20th
2nd
4th
Mahjong
6th
7th
4th
10th
4th
Maze
17th
4th
3rd
5th
16th
5th
7th
Medal Tally
13th
7th
6th
25th
3rd
Morse Decoder
4th4th
12th
💎
2nd
16th3rd
5th
26th
4th
Morse Encoder
4th5th
13th
5th
💎
3rd
20th2nd
5th
30th
19th
3rd
Musical Chords
4th3rd
12th
💎
3rd
10th3rd
4th
20th
N Queens
6th4th
11th
2nd
2nd
12th4th
2nd
22nd
4th
Niven Numbers
40th
9th7th1st1st
1st
1st14th4th
12th
1st1st
34th1st
31st
11th1st
15th
3rd
Niven Numbers (Long)
36th
6th10th
23rd
1st
2nd16th23rd
10th
19th8th
30th1st
40th
1st24th
10th
10th
Number Spiral
22nd
3rd3rd
9th
6th7th
💎13th
2nd
19th💎
4th
20th
27th
15th5th
4th
💎
Odious Numbers
29th
11th3rd1st9th
1st
1st22nd8th
3rd
11th6th23rd35th6th
1st
19th20th11th9th
4th
Odious Numbers (Long)
25th
11th9th
9th
1st
1st17th16th
5th
11th2nd
33rd1st
1st
10th3rd
5th
1st
Ordinal Numbers
44th
8th5th
10th
12th
💎
13th
6th
56th7th
16th8th
61st
32nd13th
1st
6th
PalindromemordnilaP
6th5th
3rd
7th
3rd
3rd
3rd
20th6th
💎
10th
21st3rd
3rd
Pangram Grep
32nd
11th11th
9th
💎10th
18th
2nd11th26th
7th
59th9th
26th1st
15th
46th
53rd
15th10th
5th7th
8th
Partition Numbers
3rd
11th
7th4th5th
5th
8th5th
4th
1st7th5th
2nd
5th
6th
2nd8th
3rd
4th
Pascal’s Triangle
55th
7th7th
11th
10th
3rd31st9th
9th
43rd1st
16th10th
34th
15th
44th24th
8th
8th
Pernicious Numbers
34th
17th7th1st1st
1st
💎1st20th
5th1st35th5th
22nd1st
1st
19th1st11th13th
3rd
Pernicious Numbers (Long)
26th
7th6th
20th
9th
2nd10th5th
5th10th23rd4th
16th8th
36th
19th11th
5th
5th
Poker
3rd
10th
23rd3rd
22nd
Polyominoes
💎
4th
3rd
14th
3rd4th2nd2nd
3rd3rd
3rd6th
3rd
2nd4th💎3rd
35th
18th
3rd2nd
3rd
3rd💎
Prime Numbers
17th
24th
16th3rd1st28th
8th
3rd7th12th
1st
53rd1st
1st5th
65th
25th17th
6th
9th
Prime Numbers (Long)
12th
32nd
11th4th
37th
2nd
5th10th17th
1st
36th1st
1st1st
159th
1st1st
3rd
6th
Proximity Grid
5th
10th
8th
2nd
16th4th
6th
13th
12th
QR Decoder
4th
10th
🦄
13th3rd
16th
Quine
62nd63rd30th1st5th
27th
7th18th
1st62nd1st
6th1st28th1st
1st1st
56th
1st1st
1st
23rd
1st
Recamán
42nd
10th5th
8th
9th
6th
7th
60th6th
12th5th
19th
24th17th
4th
Repeating Decimals
2nd
1st
2nd
🦄
3rd
1st
13th
Reverse Polish Notation
30th
4th5th
13th
5th
4th
1st
5th
13th5th
12th2nd
29th
29th24th
4th
Reversi
4th3rd
9th
4th
2nd
7th2nd
1st
12th
10th
Rijndael S-box
15th15th
2nd
3rd9th
12th
💎
3rd
10th4th
17th
14th
2nd
8th
Rock-paper-scissors-Spock-lizard
4th2nd
20th
2nd
💎
4th
5th
23rd2nd
1st
56th
11th13th
5th
Roman to Arabic
31st
9th5th
27th
86th4th
11th
16th
44th1st20th
4th
ROT13
30th
6th
5th
7th
💎
3rd
4th
13th
7th5th
3rd
Rule 110
6th4th
23rd
12th
5th
56th4th
65th
36th
2nd
4th
Set
5th
3rd
5th
11th3rd
5th
11th4th
🦄
Seven Segment
29th
4th6th
13th
7th
6th
3rd
15th4th
3rd
37th
20th10th
5th
SI Units
💎
12th2nd
3rd
Sierpiński Triangle
57th
8th7th
12th
10th11th
3rd
6th
7th
57th4th
10th7th
29th
32nd14th
6th
6th
Smith Numbers
13th
5th5th
10th
2nd
3rd10th
3rd
14th3rd
8th6th
19th
13th6th
4th
4th
Spelling Numbers
3rd4th
11th1st8th
2nd
4th
11th4th
2nd
Star Wars Opening Crawl
2nd
14th
3rd
3rd
9th2nd
30th
18th
💎
3rd
Sudoku
17th
12th
5th
3rd
28th
18th
Sudoku (Fill-in)
16th
8th
Ten-pin Bowling
4th
14th
16th3rd
5th
31st
Tic-tac-toe
5th3rd
6th
7th
3rd
2nd
13th3rd
3rd
10th
12th6th
Time Distance
3rd
11th
8th
13th3rd
32nd
18th
2nd
Tongue-twisters
9th
2nd
3rd6th
5th
7th
3rd
4th
2nd2nd
7th6th
9th
23rd7th
4th
2nd
Transpose Sentence
10th
5th5th
8th
1st
1st4th1st
3rd
28th1st
6th3rd
19th
12th1st
3rd
2nd
United States
10th5th
9th
2nd
65th5th
6th
21st
4th
Vampire Numbers
3rd4th
11th
4th
💎
5th
5th
11th3rd
4th
4th
18th
17th
4th
5th
Van Eck Sequence
23rd
10th5th
18th
6th
5th
7th
4th
43rd1st
13th5th
44th
22nd8th
4th
2nd
Zeckendorf Representation
17th
7th6th
7th
8th
3rd
11th5th
5th
11th
16th
2nd
3rd
Zodiac Signs
5th
24th
🦄
30th3rd
88th
γ
25th
4th8th
8th
3rd
5th1st
6th
3rd
4th
λ
28th
3rd5th9th8th12th3rd
2nd6th
4th
12th6th11th6th5th
8th
20th
21st11th
8th
5th
π
10th4th
2nd
6th
4th
25th4th1st
4th
4th
8th
28th8th
6th
4th
τ
9th4th
2nd
6th
4th
9th
31st4th1st
3rd
4th
6th
24th
5th
4th
φ
9th
10th7th
13th
5th
2nd21st18th
33rd4th1st
5th
1st
48th
25th
5th
4th
√2
32nd
11th9th
1st
5th9th
3rd17th
22nd47th4th1st
1st
1st
1st
15th
5th
3rd
𝑒
25th
12th6th
1st
10th
4th
3rd
61st3rd1st
7th
5th
1st30th
31st10th
5th
5th