Played Challenges
Simple, Practical, and Common - 33390 entries
Simple things we do all the time should be able to be done with very few keystrokes, but sometimes I find something I need to do makes me go, "There MUST be a better way." This challenge is just a simple movement and entering text at a certain place.
- Best score: 22
- Best player score: 23
- Position: #2712 / 7365
- Number of attempts: 7
Hogwarts Email Sorting - 877 entries
Given a list of emails, get the students full name and their associated house.
- Best score: 20
- Best player score: 24
- Position: #184 / 254
- Number of attempts: 3
prepend * to every non-blank line - 6208 entries
Prepend an asterisk to every non-blank line in the input file.
- Best score: 10
- Best player score: 15
- Position: #900 / 1517
- Number of attempts: 5
One number per line - 18616 entries
Just give me the numbers.
- Best score: 14
- Best player score: 21
- Position: #2533 / 3842
- Number of attempts: 4
SCREAMING_SNAKE_CASE to Title Case - 1181 entries
Convert strings in SCREAMING_SNAKE_CASE to Title Case. Examples: EMPLOYEE_NAME -> Employee Name REVENUE_YEAR_TO_DATE -> Revenue Year To Date SALARY -> Salary
- Best score: 19
- Best player score: 31
- Position: #187 / 244
- Number of attempts: 10
Add semicolons - 10792 entries
Simply add a semicolon at the end of each line
- Best score: 10
- Best player score: 13
- Position: #2006 / 3044
- Number of attempts: 3
Com(m)a Trouble - 3675 entries
Someone was real stupid when placing his commas. Can you fix it?
- Best score: 12
- Best player score: 13
- Position: #281 / 827
- Number of attempts: 4
Box it - 7828 entries
Create a box around a line.
- Best score: 21
- Best player score: 22
- Position: #523 / 1865
- Number of attempts: 6
Copy three lines - 2840 entries
If the site is up (by some miracle), make the text under every header identical.
- Best score: 13
- Best player score: 18
- Position: #345 / 635
- Number of attempts: 4
Just the middle - 11360 entries
Delete the instructions at the top and bottom.
- Best score: 7
- Best player score: 8
- Position: #2996 / 4164
- Number of attempts: 2
I forgot quotes - 15931 entries
Oops.
- Best score: 10
- Best player score: 17
- Position: #3049 / 4161
- Number of attempts: 2
attr_aligner - 3444 entries
Two attr keywords. Two separate indentations. Align the colons.
- Best score: 19
- Best player score: 104
- Position: #690 / 692
- Number of attempts: 1
Words in parens - 12858 entries
We should all ace this, right?
- Best score: 13
- Best player score: 19
- Position: #3149 / 3946
- Number of attempts: 3
Stairs Indenting - 448 entries
Indent each line with <line number> whitespaces.
- Best score: 12
- Best player score: 14
- Position: #131 / 193
- Number of attempts: 8
Chris League
Twitter: @chrisleague
Computer science professor at LIU Brooklyn, interested in functional programming, type systems, and CS education. One of Zoë’s dads (he/him). 🏳️🌈 ✊🏾