### 12 Days of Christmas

58^{th}87

^{th}17

^{th}

### 99 Bottles of Beer

23^{rd}

### Abundant Numbers

53^{rd}21

^{st}35

^{th}9

^{th}

### Arabic to Roman

32^{nd}15

^{th}

### brainfuck

73^{rd}17

^{th}

### Christmas Trees

177^{th}26

^{th}

### CSS Colors

### Cubes

14^{th}4

^{th}

### Diamonds

16^{th}36

^{th}7

^{th}

### Divisors

66^{th}27

^{th}239

^{th}77

^{th}234

^{th}16

^{th}

### Emirp Numbers

63^{rd}102

^{nd}18

^{th}

### Emojify

### Evil Numbers

241^{st}23

^{rd}

### Fibonacci

121^{st}52

^{nd}211

^{th}573

^{rd}74

^{th}

### Fizz Buzz

125^{th}436

^{th}519

^{th}60

^{th}80

^{th}

### Happy Numbers

67^{th}6

^{th}

### Intersection

### Leap Years

155^{th}20

^{th}

### Levenshtein Distance

### Leyland Numbers

17^{th}34

^{th}6

^{th}

### Lucky Tickets

### Morse Decoder

11^{th}

### Morse Encoder

67^{th}12

^{th}

### Niven Numbers

123^{rd}161

^{st}8

^{th}

### Odious Numbers

160^{th}35

^{th}

### Ordinal Numbers

61^{st}66

^{th}9

^{th}

### Pangram Grep

60^{th}5

^{th}

### Pascal’s Triangle

124^{th}18

^{th}

### Pernicious Numbers

154^{th}40

^{th}

### Poker

### Prime Numbers

53^{rd}103

^{rd}137

^{th}47

^{th}

### Quine

### Rock-paper-scissors-Spock-lizard

26^{th}4

^{th}

### Roman to Arabic

69^{th}15

^{th}

### Rule 110

### Seven Segment

98^{th}17

^{th}

### Sierpiński Triangle

### Spelling Numbers

45^{th}

### Sudoku

4^{th}

### Ten-pin Bowling

4^{th}

### Tongue-twisters

27^{th}7

^{th}

### United States

6^{th}