12 Days of Christmas
19th
8th
2nd
7th2nd
6th
4th
4th
4th
6th
3rd8th
24 Game
2nd
99 Bottles of Beer
16th
1st
3rd
4th
3rd
3rd
12th
3rd134th
3rd
9th
6th
Abundant Numbers
4th
5th
3rd1st
6th
4th
20th
6th
20th
10th98th
31st17th
4th5th9th
Abundant Numbers (Long)
1st
3rd1st
2nd
4th
61st
Arabic to Roman
1st
2nd
3rd
3rd
3rd98th12th
6th1st
8th7th
Arithmetic Numbers
1st2nd
44th
Arrows
5th
13th6th
💎
💎
2nd5th
4th
4th
💎36th
10th3rd
2nd
Ascending Primes
2nd1st
13th
ASCII Table
16th
💎
6th1st
5th
10th
2nd
6th47th
19th3rd
9th
7th
Billiards
2nd
15th
brainfuck
9th
2nd
3rd3rd
4th
💎
6th
69th
4th
Card Number Validation
2nd
39th
Catalan Numbers
4th
1st
3rd1st
1st
10th
4th
1st
1st3rd9th
Catalan’s Constant
4th
1st6th
3rd
36th
7th
Christmas Trees
1st
3rd1st
2nd
2nd
11th
5th74th
23rd7th
3rd3rd
Collatz
💎
7th4th
27th1st
3rd
92nd
3rd
CSS Colors
4th
12th20th11th
5th
2nd19th
2nd💎
6th13th
6th35th3rd
5th5th19th7th70th
4th3rd
Cubes
2nd
4th3rd
2nd
5th
1st
2nd70th
7th
8th
2nd💎
Day of Week
22nd
3rd1st
1st
2nd
1st
57th
DFA Simulator
4th3rd
39th
Diamonds
11th
💎
4th1st
7th
3rd
2nd
6th21st
2nd
3rd3rd
Divisors
82nd
32nd
1st
8th1st
1st
1st
23rd
2nd
7th
45th6th101st
46th4th1st10th
6th5th
Emirp Numbers
17th
1st
14th
7th
6th1st
1st
1st11th
18th12th
3rd
5th
2nd
Emirp Numbers (Long)
4th4th
1st
256th
Emojify
3rd2nd
2nd
32nd
Evil Numbers
20th
12th
8th
1st6th
1st
1st
6th
4th
1st1st
12th6th
1st
3rd7th5th
Evil Numbers (Long)
8th
1st1st
9th
1st1st
Factorial Factorisation
7th
7th
Farey Sequence
1st6th
Fibonacci
43rd1st
25th
17th
1st
1st1st
6th
1st1st1st14th
1st
1st
5th12th
1st1st
10th7th1st12th
6th1st16th
Fizz Buzz
45th66th90th32nd60th37th48th
1st10th18th
1st
41st68th53rd4th1st33rd34th1st1st1st16th11th
12th13th1st58th5th1st1st6th171st
42nd3rd1st12th
81st96th4th6th15th30th
Foo Fizz Buzz Bar
💎
4th1st
43rd
2nd
7th
25th6th110th
16th3rd
Forsyth–Edwards Notation
4th1st
165th
3rd
Fractions
9th
2nd
1st1st
12th
1st
3rd116th
1st4th
3rd
Game of Life
1st
2nd
162nd
Gijswijt’s Sequence
💎
3rd1st
5th
💎
3rd13th
14th4th
4th2nd
Happy Numbers
16th
20th12th
17th
4th
7th2nd
8th
5th
6th
21st
18th1st38th
16th10th
16th
3rd6th5th
Happy Numbers (Long)
💎
7th1st
4th
1st
3rd
6th
13th8th
Hexdump
2nd
3rd💎
4th
41st
7th
Intersection
19th
2nd
2nd1st
3rd
78th
4th
5th
7th90th
6th
3rd2nd
Inventory Sequence
12th
💎
1st2nd
4th
21st
ISBN
2nd
8th1st
2nd
9th
💎
74th
5th
Jacobi Symbol
2nd
1st
5th
2nd
50th
Kaprekar Numbers
16th
2nd
Kolakoski Constant
4th
3rd
4th
3rd
4th
7th
5th5th7th4th
Kolakoski Sequence
4th
1st
11th
1st
2nd
3rd57th
6th
4th
Leap Years
36th4th
14th
1st
8th1st
3rd
62nd3rd12th9th
1st
13th
1st7th12th
32nd4th1st
3rd3rd
3rd
Levenshtein Distance
1st
💎
3rd
7th
4th
1st
5th
14th3rd
10th3rd
Leyland Numbers
8th
1st
8th1st
3rd
8th
3rd
3rd77th
4th
3rd3rd
ln 2
17th
4th1st
3rd
1st
30th
Look and Say
5th
💎
7th1st
6th
1st7th
3rd
4th
4th72nd
5th
3rd3rd
Lucky Numbers
13th
💎
6th1st
💎
31st
5th
2nd
Lucky Tickets
1st
4th1st
4th
8th
2nd32nd
4th4th5th
Mahjong
23rd
Maze
2nd3rd
Medal Tally
4th💎
💎
4th
Morse Decoder
2nd
2nd2nd
4th
3rd2nd
Morse Encoder
2nd
3rd
2nd
7th
2nd
3rd
2nd
Musical Chords
11th3rd
9th
2nd
3rd
4th
16th
2nd
N Queens
💎
54th
Niven Numbers
24th9th
23rd17th
1st1st
3rd
4th1st
11th1st1st
5th
1st1st1st
15th
22nd1st1st
26th11th1st
14th
6th3rd3rd4th
Niven Numbers (Long)
5th
7th
2nd1st
1st
6th
1st
1st7th
Number Spiral
9th
8th
1st
2nd
1st
1st
💎
39th
3rd
4th
2nd
Odious Numbers
1st9th
12th
8th
1st6th
1st
1st
6th
3rd
8th
1st1st
18th
1st
1st
4th7th5th
Odious Numbers (Long)
9th
1st1st
9th
1st1st
Ordinal Numbers
2nd
3rd
8th
4th
20th
4th78th
7th
17th1st
5th2nd
PalindromemordnilaP
1st
45th
Pangram Grep
31st
20th
2nd
3rd1st
7th
2nd
14th
11th87th
8th
1st
5th
Partition Numbers
3rd
26th
Pascal’s Triangle
5th
16th
1st
1st1st
1st
1st
1st74th
5th35th
42nd
1st
6th5th4th
Pernicious Numbers
21st1st
1st17th
1st1st
1st
1st1st1st
1st1st1st
14th
1st1st1st
1st1st1st1st1st
17th19th1st
4th
15th6th
6th
Pernicious Numbers (Long)
14th
9th3rd
1st
4th
22nd
1st
Poker
18th
2nd
4th2nd
💎
42nd
6th
Polyominoes
💎
Prime Numbers
1st15th
8th
5th
4th1st
1st
1st
1st
3rd
1st1st
11th1st
1st
4th
5th
Prime Numbers (Long)
21st
2nd
5th1st
1st
1st
2nd
6th42nd
33rd1st
Proximity Grid
💎
QR Decoder
16th
2nd
2nd2nd
35th
4th
Quine
1st1st
20th1st
17th1st16th
1st1st
1st1st1st
1st1st
1st
1st
1st1st1st
1st1st
1st1st
5th
23rd1st
Recamán
💎
6th1st
11th
1st
6th96th
17th
5th5th
Repeating Decimals
2nd
41st
13th
Reverse Polish Notation
2nd
1st1st
5th
5th
60th
5th
Reversi
2nd
Rijndael S-box
4th
Rock-paper-scissors-Spock-lizard
2nd
3rd
4th
2nd
6th
4th53rd
11th
Roman to Arabic
4th
3rd1st
9th
9th
4th
6th55th
4th
5th
ROT13
1st
1st
32nd
1st
3rd
Rule 110
19th
11th
💎
1st
5th
15th
3rd
4th23rd
3rd
Set
4th
22nd
Seven Segment
2nd
1st
3rd
5th
2nd
5th69th
5th
SI Units
2nd
2nd
75th
Sierpiński Triangle
18th
6th
2nd
1st
6th
6th
2nd
5th19th
7th
3rd
Smith Numbers
3rd
3rd
5th
6th
7th64th
9th
Spelling Numbers
1st
💎
2nd
3rd
💎
60th
2nd
3rd4th
Star Wars Opening Crawl
6th
18th
💎
2nd
2nd
3rd
💎
5th
43rd
6th
Sudoku
2nd
3rd
3rd
3rd
3rd
Sudoku (Fill-in)
9th
💎
2nd
3rd
38th
Ten-pin Bowling
8th
6th
2nd
4th6th
4th
7th
48th
7th
3rd
Tic-tac-toe
2nd
Time Distance
3rd💎
💎
Tongue-twisters
17th
6th19th
5th
2nd
4th
5th
6th
9th
7th44th
4th
7th
5th6th
Transpose Sentence
16th
1st1st
1st
22nd
United States
2nd
3rd
43rd1st
Vampire Numbers
3rd
2nd
6th1st
6th
2nd
5th57th
8th
3rd
Van Eck Sequence
5th12th
2nd
1st1st
14th
2nd
1st27th
11th
3rd
Zeckendorf Representation
💎
4th
37th
Zodiac Signs
14th
5th3rd
32nd
γ
2nd
1st
3rd
52nd
λ
6th
2nd4th
7th16th
7th
5th
6th44th
10th
7th3rd
π
33rd
2nd
5th6th
3rd
43rd8th
3rd
4th
6th47th
14th
8th4th
τ
3rd
5th
3rd
8th
3rd
4th
7th52nd
8th
8th4th
φ
13th
2nd
6th1st
5th
1st7th
3rd
1st
9th27th
10th
10th4th
√2
16th
2nd
1st
13th
43rd6th
3rd
1st
10th1st
10th
12th4th
𝑒
21st
15th
1st
5th
1st
1st9th
2nd
5th
9th1st
17th
10th5th