12 Days of Christmas
16th
15th
281st
27th
99 Bottles of Beer
1st4th
2nd
5th
6th
💎
8th1st
21st
💎
8th
Abundant Numbers
3rd
26th
17th1st
3rd2nd18th
15th2nd11th
1st
3rd3rd
Abundant Numbers (Long)
20th
1st
1st
4th8th
78th2nd12th
3rd
Arabic to Roman
1st
1st
2nd
2nd💎
1st
19th
4th
9th
Arithmetic Numbers
11th
26th
17th
1st
74th1st
7th
Arrows
8th
Ascending Primes
1st
1st
6th
12th
ASCII Table
4th
5th
4th
3rd2nd
6th
1st
9th
brainfuck
2nd
2nd
3rd2nd
💎
Card Number Validation
1st4th
16th
Catalan Numbers
1st
8th
11th
26th
1st
1st
1st
3rd
2nd
1st
1st
1st
Catalan’s Constant
1st
5th
58th
Christmas Trees
4th
4th
11th
8th7th
95th
3rd
Collatz
7th11th
1st
3rd6th22nd
110th1st7th
6th
Continued Fractions
32nd
6th
CSS Colors
10th
4th
2nd2nd24th
85th
3rd
Cubes
💎
Day of Week
3rd4th
1st1st
18th11th
5th1st1st
1st7th
1st
1st
DFA Simulator
💎
Diamonds
6th
3rd
8th
30th
Divisors
3rd
12th
5th
1st
1st
1st12th
1st
3rd1st2nd
1st1st13th
3rd
9th
9th
1st
Emirp Numbers
4th3rd
5th18th
10th
1st
12th
6th
3rd4th
16th8th7th
18th
3rd2nd
3rd
Emirp Numbers (Long)
4th
4th5th
1st
14th
Emojify
3rd
48th
3rd
6th1st
Evil Numbers
7th14th6th
35th33rd14th
21st1st51st1st1st6th1st
1st
10th1st41st
12th7th11th8th1st9th6th6th
1st7th6th19th19th1st4th4th
1st8th
1st2nd6th4th3rd6th
6th
Evil Numbers (Long)
20th
8th1st1st
1st
1st
6th1st
7th8th
1st
1st
2nd
Factorial Factorisation
3rd
12th
Farey Sequence
2nd
21st
18th
7th
15th
1st4th1st
1st
6th
Fibonacci
1st1st1st3rd18th
3rd1st1st
6th
1st1st1st
1st11th1st1st1st
1st1st1st1st16th
1st1st1st1st1st1st1st1st1st1st10th
1st
5th1st3rd1st
1st
6th
Fizz Buzz
8th1st1st
1st2nd22nd
28th1st1st28th5th
7th
5th
1st1st1st20th12th
7th
3rd1st1st
1st5th1st
4th
2nd3rd
6th
1st
Foo Fizz Buzz Bar
1st6th
4th
32nd
4th
8th
13th11th
4th
💎1st4th
1st2nd6th
20th
3rd
Forsyth–Edwards Notation
1st6th
7th
5th
5th
Fractions
5th
31st
1st
1st
12th
9th
2nd1st
1st3rd5th
1st
4th
Game of Life
6th
5th
5th
1st4th
8th
Gijswijt’s Sequence
3rd
7th
Gray Code Encoder
1st1st
26th
1st
Happy Numbers
10th1st
6th
1st
1st
26th7th16th
17th3rd
1st
5th
6th5th15th
31st8th13th
1st
3rd2nd
4th4th4th
Happy Numbers (Long)
18th
1st
7th
12th8th
2nd
9th
💎1st
22nd3rd9th
4th
6th
Hexdump
21st
4th
5th💎
54th
15th
Intersection
25th
93rd3rd
7th
Inventory Sequence
6th
14th
12th
3rd3rd
58th
💎
14th
ISBN
5th
2nd
3rd
3rd
1st
Jacobi Symbol
1st
18th
Kolakoski Constant
1st
13th
Kolakoski Sequence
15th
1st
11th
29th
1st
1st5th
54th💎
10th10th
4th
5th
Leap Years
3rd
13th
1st8th
3rd16th12th3rd
18th
1st8th1st
59th1st6th
19th
Levenshtein Distance
1st14th
1st
14th
1st
17th4th💎
16th
8th
Leyland Numbers
29th
6th
89th
18th
ln 2
1st
1st
5th
Look and Say
4th
6th
1st
24th
14th
1st3rd
88th
16th
4th
Lucky Numbers
1st
5th
💎
3rd
48th1st
4th
Lucky Tickets
19th
💎
45th
14th
Maze
1st
2nd
66th
5th
1st
Medal Tally
5th
12th
Minesweeper
20th
5th
Morse Decoder
16th
2nd
7th
Morse Encoder
13th
Multitap Input
3rd
Niven Numbers
1st6th
1st9th1st9th
1st1st
1st1st1st
1st1st
4th1st3rd6th1st
1st1st
1st1st1st
1st7th19th
1st1st
8th2nd6th1st3rd3rd
1st
Niven Numbers (Long)
1st3rd
💎8th7th13th
5th
1st
3rd
17th2nd
13th17th7th
1st
3rd8th
1st1st
1st1st14th
1st10th
10th8th1st
3rd
Number Spiral
5th
6th
14th
6th
2nd10th
34th2nd3rd
3rd
4th
Odious Numbers
7th6th6th
17th14th
21st1st8th1st1st6th1st
6th
10th1st35th
12th11th12th8th1st9th6th6th
9th3rd3rd19th18th1st2nd4th
1st1st
1st1st6th5th4th6th
1st
Odious Numbers (Long)
4th
28th
8th1st1st
1st
1st
5th1st
3rd3rd
1st2nd
1st
2nd
Ordinal Numbers
7th4th
24th
1st
9th
1st
1st
4th💎
89th3rd1st
2nd
1st1st
PalindromemordnilaP
11th
Pangram Grep
4th
3rd
7th23rd
1st
3rd1st
114th5th12th
1st
1st3rd
3rd
Partition Numbers
15th3rd
3rd
Pascal’s Triangle
13th
29th
5th
1st
10th
22nd
4th1st
1st1st10th
2nd
Pernicious Numbers
1st4th
12th
1st1st1st6th
1st1st
1st1st1st
12th
1st1st13th
1st1st8th1st21st20th1st1st
19th1st1st1st
1st7th1st
7th1st
4th1st19th1st3rd3rd
1st
Pernicious Numbers (Long)
💎
17th
11th
15th15th
6th5th
45th
8th
Poker
4th
Prime Numbers
6th7th
8th7th13th
1st18th
10th
3rd
1st
4th1st
1st
1st1st9th1st
1st8th
1st2nd1st9th1st1st1st
1st
1st1st
5th4th5th
1st
Prime Numbers (Long)
7th
8th
1st
14th
1st
1st
5th
1st
1st
15th1st
1st
1st
1st1st1st
1st
1st
Proximity Grid
5th
6th
4th2nd
27th
2nd
Quine
1st1st1st
6th2nd19th1st7th1st7th
💎1st1st1st
1st8th1st
1st1st15th
8th1st1st1st1st
1st14th
1st1st1st1st1st1st💎1st
1st1st
3rd1st47th1st
💎4th7th
Recamán
9th
4th
21st
5th3rd
1st3rd
2nd
Repeating Decimals
11th
1st2nd
1st
1st
8th
Reverse Polish Notation
3rd
1st
2nd
1st2nd
2nd
Reversi
5th
25th
Rijndael S-box
16th
48th
7th
2nd
Roman to Arabic
25th
10th
1st
3rd
3rd
1st2nd
1st1st
1st
4th
ROT13
1st1st
58th
1st
1st
5th
Rule 110
7th
3rd
3rd
28th
4th
6th
Scrambled Sort
3rd
40th
5th
Seven Segment
4th
SI Units
3rd
8th
Sierpiński Triangle
14th
13th
2nd9th
40th
10th
3rd
Spelling Numbers
1st
💎
17th
Sudoku
9th
Sudoku (Fill-in)
5th
5th
4th💎
5th
Tic-tac-toe
12th9th
Time Distance
17th
💎
💎
14th
Tongue-twisters
💎
12th6th3rd
22nd
4th
3rd5th
41st
5th
6th
6th
53rd
4th
19th5th
💎
Transpose Sentence
24th
1st
12th
3rd💎
51st
5th
United States
3rd
5th💎
24th1st
13th
3rd
Vampire Numbers
20th
Van Eck Sequence
8th
20th
8th
77th
5th
13th
Zeckendorf Representation
9th
💎
55th
9th
Zodiac Signs
2nd
γ
9th
1st
37th
λ
1st
23rd
2nd
💎
3rd
1st
5th2nd
44th
4th
1st
π
1st
1st3rd
73rd
10th
τ
1st
1st
14th
9th
φ
18th
18th
18th
1st
1st3rd
1st
8th
1st
9th
√2
21st
1st
1st
1st
1st
1st
𝑒
6th
7th
20th
1st
1st4th
1st8th13th
1st