12 Days of Christmas
14th
14th
232nd
23rd
99 Bottles of Beer
1st4th
2nd
5th
6th
💎
6th1st
18th
💎
6th
Abundant Numbers
3rd
24th
14th1st
3rd2nd17th
11th1st11th
1st
3rd2nd
Abundant Numbers (Long)
15th
1st
1st
3rd5th
58th1st11th
3rd
Arabic to Roman
1st
1st
2nd
2nd💎
14th
17th
4th
7th
Arithmetic Numbers
9th
19th
16th
1st
53rd
4th
Arrows
6th
Ascending Primes
2nd
28th
7th
22nd
ASCII Table
4th
4th
3rd
3rd💎
4th
1st
8th
brainfuck
2nd
2nd
3rd2nd
💎
Card Number Validation
1st3rd
12th
Catalan Numbers
1st
7th
9th
19th
1st
1st
1st
2nd
2nd
1st
1st
1st
Catalan’s Constant
1st
4th
40th
Christmas Trees
4th
10th
8th7th
79th
3rd
Collatz
7th9th
1st
3rd5th12th
86th
7th
4th
CSS Colors
9th
3rd
2nd2nd23rd
68th
2nd
Cubes
💎
Day of Week
1st4th
1st1st
17th7th
1st1st
1st6th
1st
1st
DFA Simulator
💎
Diamonds
6th
3rd
8th
20th
Divisors
3rd
11th
2nd
1st
1st
1st11th
1st
3rd1st2nd
1st1st13th
2nd
7th
8th
1st
Emirp Numbers
4th3rd
5th15th
9th
20th
11th
6th
3rd3rd
10th7th7th
15th
3rd2nd
3rd
Emirp Numbers (Long)
4th
4th3rd
💎
11th
Emojify
3rd
35th
3rd
6th1st
Evil Numbers
6th
6th
32nd29th13th
20th
1st1st5th1st
1st
21st1st
8th7th
8th1st6th6th
1st5th6th17th
1st3rd4th
1st6th
1st2nd9th3rd3rd7th
6th
Evil Numbers (Long)
17th
8th1st1st
1st
1st
5th1st
6th7th
1st
1st
2nd
Factorial Factorisation
3rd
9th
Farey Sequence
2nd
19th
13th
7th
15th
1st4th1st
1st
5th
Fibonacci
1st1st1st3rd12th
3rd1st1st
5th
1st1st1st
9th
1st6th1st1st1st
1st1st1st1st13th1st1st1st1st1st1st1st1st1st1st10th
1st8th
4th1st3rd1st
1st
6th3rd
Fizz Buzz
8th1st1st
1st2nd20th
23rd1st1st25th4th
7th
4th
1st1st1st16th11th6th
3rd1st1st
1st1st1st
3rd
2nd3rd
6th
1st
Foo Fizz Buzz Bar
1st5th
3rd
26th
4th
3rd
11th10th4th
💎1st4th
1st1st5th
17th
3rd
Forsyth–Edwards Notation
1st5th
5th
5th
5th
Fractions
4th
26th
1st
1st
11th
8th
2nd1st
21st3rd4th
1st
4th
Game of Life
7th
6th
5th
1st2nd
5th
Gijswijt’s Sequence
3rd
6th
Happy Numbers
10th1st
6th
19th
1st
21st7th14th
17th3rd
1st4th
6th5th14th
20th7th13th
1st
3rd2nd
4th4th3rd
Happy Numbers (Long)
15th
1st
7th
12th8th
1st9th
💎1st
15th1st9th
2nd
6th
Hexdump
17th
3rd
4th💎
40th
12th
Intersection
22nd
77th3rd
5th
Inventory Sequence
5th
13th
9th
3rd1st
42nd
💎
11th
ISBN
5th
2nd
1st
3rd
1st
Jacobi Symbol
1st
16th
Kolakoski Constant
5th
12th
Kolakoski Sequence
12th
1st
9th
20th1st
1st5th
43rd
9th8th
4th
5th
Leap Years
5th
11th
1st8th
51st12th15th2nd15th
1st18th22nd
44th1st6th
18th
Levenshtein Distance
1st13th
1st
9th
1st
16th3rd💎
14th
1st
Leyland Numbers
24th
5th
72nd
15th
ln 2
1st
1st
4th
Look and Say
2nd
5th
1st
20th11th
1st3rd
72nd
14th
3rd
Lucky Numbers
1st
5th
💎
3rd
32nd1st
3rd
Lucky Tickets
13th
6th
44th
12th
Maze
💎
2nd
47th
1st
1st
Medal Tally
4th
10th
Morse Decoder
15th
2nd
7th
Morse Encoder
10th
Niven Numbers
1st5th
1st9th1st9th
22nd1st
1st1st1st
1st1st
1st1st1st5th1st1st1st
1st1st1st
1st7th17th
1st1st
7th2nd6th1st3rd3rd
1st
Niven Numbers (Long)
1st3rd
6th6th6th12th
5th
1st
3rd
13th2nd
4th15th4th
1st3rd6th
1st1st
1st1st12th
1st6th
8th6th1st
3rd
Number Spiral
5th
5th
9th
5th
2nd10th
27th2nd2nd
💎
4th
Odious Numbers
6th
6th
14th25th
22nd8th1st1st4th1st
6th
18th1st
7th37th
8th1st6th6th
7th3rd3rd17th15th1st2nd4th
1st1st
1st1st9th
4th11th
1st
Odious Numbers (Long)
4th
25th
8th1st1st
1st
1st
4th1st
3rd3rd
1st2nd
1st
2nd
Ordinal Numbers
6th4th
26th
1st
6th
1st
1st
4th💎
74th3rd1st
2nd
1st1st
PalindromemordnilaP
9th
Pangram Grep
3rd
3rd
5th20th
1st
3rd💎
98th4th3rd
1st
1st3rd
3rd
Pascal’s Triangle
10th
22nd
4th
1st
12th
16th
4th1st
69th1st9th
2nd
Pernicious Numbers
1st4th
1st
1st1st1st6th
22nd1st
1st1st1st
15th
1st1st13th
1st1st7th1st17th1st1st
15th1st1st1st
1st7th1st
5th1st
4th1st14th1st3rd3rd
1st
Pernicious Numbers (Long)
💎
13th
9th
12th12th
5th3rd
31st
5th
Poker
2nd
Prime Numbers
5th7th
1st6th13th
23rd15th
6th
3rd
1st
4th1st
1st
1st1st8th1st1st7th
1st2nd1st8th1st1st1st
1st
1st1st
3rd4th4th
1st
Prime Numbers (Long)
4th
1st
1st
12th
2nd
1st
5th
1st
1st
13th1st1st
1st
1st1st1st
1st
1st
Proximity Grid
3rd
4th
4th💎
23rd
1st
Quine
1st1st1st
5th2nd19th1st6th1st6th
💎1st1st1st2nd1st1st7th1st3rd
1st1st10th1st6th1st1st1st1st
1st13th
1st1st1st1st1st1st💎1st
1st1st
3rd1st44th1st
💎1st6th1st
Recamán
8th
3rd
17th
5th3rd
1st💎
2nd
Repeating Decimals
11th
1st2nd
1st
1st
6th
Reverse Polish Notation
1st
1st
2nd
1st2nd
2nd
Reversi
4th
17th
Rijndael S-box
14th
5th
2nd
Roman to Arabic
20th
8th
1st
3rd
3rd
1st2nd
1st1st
💎
4th
ROT13
1st1st
44th
1st
1st
4th
Rule 110
5th
2nd
3rd
26th
2nd
3rd
Seven Segment
4th
SI Units
2nd
5th
Sierpiński Triangle
13th
12th
2nd8th
29th
10th
3rd
Spelling Numbers
1st
💎
14th
Sudoku
7th
Sudoku (Fill-in)
3rd
5th
2nd💎
4th
Tic-tac-toe
8th7th
Time Distance
14th
💎
💎
9th
Tongue-twisters
💎
10th6th3rd
16th
3rd
2nd4th
32nd
4th
4th
6th
50th
4th
15th3rd
💎
Transpose Sentence
16th
1st
11th
3rd💎
37th
3rd
United States
2nd
5th💎
20th1st
11th
3rd
Vampire Numbers
17th
Van Eck Sequence
7th
18th
7th
5th
Zeckendorf Representation
9th
1st
38th
6th
Zodiac Signs
2nd
γ
9th
1st
22nd
λ
💎
15th
2nd
💎
2nd
1st
3rd2nd
35th
2nd
1st
π
1st
1st2nd
47th
7th
τ
1st
1st
11th
8th
φ
17th
13th
15th
1st
1st2nd
1st
7th
1st
8th
√2
16th
1st
1st
1st
1st
1st
𝑒
6th
7th
15th
1st
1st3rd
1st
12th
1st