12 Days of Christmas
15th
14th
255th
24th
99 Bottles of Beer
1st4th
2nd
5th
6th
💎
6th1st
19th
💎
6th
Abundant Numbers
3rd
24th
16th1st
3rd2nd18th
12th1st11th
1st
3rd2nd
Abundant Numbers (Long)
17th
1st
1st
4th7th
67th1st12th
3rd
Arabic to Roman
1st
1st
2nd
2nd💎
17th
19th
4th
8th
Arithmetic Numbers
10th
22nd
16th
1st
64th
5th
Arrows
7th
Ascending Primes
2nd
34th
7th
25th
ASCII Table
4th
5th
4th
3rd2nd
5th
1st
9th
brainfuck
2nd
2nd
3rd2nd
💎
Card Number Validation
1st3rd
14th
Catalan Numbers
1st
7th
11th
22nd
1st
1st
1st
2nd
2nd
1st
1st
1st
Catalan’s Constant
1st
4th
48th
Christmas Trees
4th
10th
8th7th
88th
3rd
Collatz
7th11th
1st
3rd6th21st
99th
7th
5th
CSS Colors
10th
3rd
2nd2nd23rd
78th
2nd
Cubes
💎
Day of Week
1st4th
1st1st
17th8th
1st1st
1st7th
1st
1st
DFA Simulator
💎
Diamonds
6th
3rd
8th
21st
Divisors
3rd
11th
4th
1st
1st
1st11th
1st
3rd1st2nd
1st1st13th
2nd
8th
8th
1st
Emirp Numbers
4th3rd
5th16th
10th
22nd
12th
6th
3rd4th
12th7th7th
17th
3rd2nd
3rd
Emirp Numbers (Long)
4th
4th4th
1st
11th
Emojify
3rd
42nd
3rd
6th1st
Evil Numbers
7th
6th
32nd30th14th
22nd
1st1st6th1st
1st
23rd1st
9th7th
8th1st6th6th
1st6th6th18th
1st4th4th
1st8th
1st2nd10th4th3rd8th
6th
Evil Numbers (Long)
19th
8th1st1st
1st
1st
5th1st
7th8th
1st
1st
2nd
Factorial Factorisation
3rd
10th
Farey Sequence
2nd
19th
16th
7th
15th
1st4th1st
1st
5th
Fibonacci
1st1st1st3rd15th
3rd1st1st
6th
1st1st1st
11th
1st9th1st1st1st
1st1st1st1st15th1st1st1st1st1st1st1st1st1st1st10th
1st17th
4th1st3rd1st
1st
6th3rd
Fizz Buzz
8th1st1st
1st2nd21st
25th1st1st27th4th
7th
5th
1st1st1st18th11th7th
3rd1st1st
1st4th1st
3rd
2nd3rd
6th
1st
Foo Fizz Buzz Bar
1st5th
4th
27th
4th
7th
12th10th4th
💎1st4th
1st2nd6th
19th
3rd
Forsyth–Edwards Notation
1st6th
5th
5th
5th
Fractions
4th
27th
1st
1st
12th
8th
2nd1st
24th3rd5th
1st
4th
Game of Life
7th
6th
5th
1st3rd
8th
Gijswijt’s Sequence
3rd
7th
Happy Numbers
10th1st
6th
21st
1st
24th7th14th
17th3rd
1st4th
6th5th15th
22nd7th13th
1st
3rd2nd
4th4th3rd
Happy Numbers (Long)
15th
1st
7th
12th8th
1st9th
💎1st
18th3rd9th
2nd
6th
Hexdump
18th
3rd
4th💎
46th
15th
Intersection
23rd
84th3rd
6th
Inventory Sequence
5th
14th
11th
3rd3rd
47th
💎
14th
ISBN
5th
2nd
3rd
3rd
1st
Jacobi Symbol
1st
17th
Kolakoski Constant
5th
13th
Kolakoski Sequence
14th
1st
11th
22nd1st
1st5th
50th
10th9th
4th
5th
Leap Years
5th
13th
1st8th
55th13th15th3rd15th
1st18th23rd
49th1st6th
19th
Levenshtein Distance
1st14th
1st
10th
1st
21st4th💎
16th
6th
Leyland Numbers
26th
5th
83rd
17th
ln 2
1st
1st
5th
Look and Say
3rd
5th
1st
21st13th
1st3rd
78th
15th
4th
Lucky Numbers
1st
5th
💎
3rd
36th1st
3rd
Lucky Tickets
14th
6th
51st
14th
Maze
💎
2nd
54th
2nd
1st
Medal Tally
4th
11th
Morse Decoder
15th
2nd
7th
Morse Encoder
12th
Niven Numbers
1st5th
1st9th1st9th
25th1st
1st1st1st
1st1st
1st1st1st6th1st1st1st
1st1st1st
1st7th18th
1st1st
8th2nd6th1st3rd3rd
1st
Niven Numbers (Long)
1st3rd
7th8th7th13th
5th
1st
3rd
15th2nd
4th16th5th
1st3rd8th
1st1st
1st1st13th
1st10th
10th8th1st
3rd
Number Spiral
5th
5th
11th
6th
2nd10th
29th2nd2nd
💎
4th
Odious Numbers
7th
6th
15th26th
23rd8th1st1st5th1st
6th
20th1st
9th39th
8th1st6th6th
7th3rd3rd18th17th1st2nd4th
1st1st
1st1st10th
4th12th
1st
Odious Numbers (Long)
4th
26th
8th1st1st
1st
1st
4th1st
3rd3rd
1st2nd
1st
2nd
Ordinal Numbers
6th4th
27th
1st
8th
1st
1st
4th💎
84th3rd1st
2nd
1st1st
PalindromemordnilaP
10th
Pangram Grep
4th
3rd
6th20th
1st
3rd1st
109th5th
1st
1st3rd
3rd
Pascal’s Triangle
12th
25th
4th
1st
12th
18th
4th1st
81st1st10th
2nd
Pernicious Numbers
1st4th
1st
1st1st1st6th
23rd1st
1st1st1st
18th
1st1st13th
1st1st8th1st19th1st1st
17th1st1st1st
1st7th1st
6th1st
4th1st17th1st3rd3rd
1st
Pernicious Numbers (Long)
💎
15th
11th
14th13th
5th3rd
37th
6th
Poker
3rd
Prime Numbers
6th7th
1st6th13th
24th17th
8th
3rd
1st
4th1st
1st
1st1st9th1st1st7th
1st2nd1st9th1st1st1st
1st
1st1st
3rd4th4th
1st
Prime Numbers (Long)
4th
1st
1st
13th
2nd
1st
5th
1st
1st
14th1st1st
1st
1st1st1st
1st
1st
Proximity Grid
4th
4th
4th1st
25th
1st
Quine
1st1st1st
5th2nd22nd1st7th1st7th
💎1st1st1st
1st7th1st
1st1st11th
7th1st1st1st1st
1st13th
1st1st1st1st1st1st💎1st
1st1st
3rd1st47th1st
💎1st6th1st
Recamán
8th
4th
18th
5th3rd
1st2nd
2nd
Repeating Decimals
11th
1st2nd
1st
1st
8th
Reverse Polish Notation
1st
1st
2nd
1st2nd
2nd
Reversi
4th
21st
Rijndael S-box
14th
7th
2nd
Roman to Arabic
21st
10th
1st
3rd
3rd
1st2nd
1st1st
💎
4th
ROT13
1st1st
71st
1st
1st
4th
Rule 110
7th
2nd
3rd
30th
3rd
5th
Seven Segment
4th
SI Units
2nd
7th
Sierpiński Triangle
14th
13th
2nd8th
36th
10th
3rd
Spelling Numbers
1st
💎
16th
Sudoku
8th
Sudoku (Fill-in)
4th
5th
2nd💎
5th
Tic-tac-toe
11th9th
Time Distance
14th
💎
💎
11th
Tongue-twisters
💎
10th5th3rd
18th
4th
3rd4th
35th
5th
4th
6th
59th
4th
17th3rd
💎
Transpose Sentence
20th
1st
11th
3rd💎
44th
5th
United States
2nd
5th💎
23rd1st
13th
3rd
Vampire Numbers
18th
Van Eck Sequence
7th
18th
8th
5th
Zeckendorf Representation
9th
1st
45th
7th
Zodiac Signs
2nd
γ
9th
1st
26th
λ
1st
17th
2nd
💎
2nd
1st
3rd2nd
38th
2nd
1st
π
1st
1st2nd
65th
8th
τ
1st
1st
12th
8th
φ
17th
16th
15th
1st
1st2nd
1st
7th
1st
8th
√2
18th
1st
1st
1st
1st
1st
𝑒
6th
7th
17th
1st
1st3rd
1st
13th
1st