Played Challenges
Simple, Practical, and Common - 33584 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: #2722 / 7407
- Number of attempts: 7
Hogwarts Email Sorting - 917 entries
Given a list of emails, get the students full name and their associated house.
- Best score: 20
- Best player score: 24
- Position: #188 / 260
- Number of attempts: 3
prepend * to every non-blank line - 6298 entries
Prepend an asterisk to every non-blank line in the input file.
- Best score: 10
- Best player score: 15
- Position: #911 / 1535
- Number of attempts: 5
One number per line - 18710 entries
Just give me the numbers.
- Best score: 14
- Best player score: 21
- Position: #2542 / 3857
- Number of attempts: 4
SCREAMING_SNAKE_CASE to Title Case - 1214 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: #189 / 249
- Number of attempts: 10
Add semicolons - 10846 entries
Simply add a semicolon at the end of each line
- Best score: 10
- Best player score: 13
- Position: #2018 / 3060
- Number of attempts: 3
Com(m)a Trouble - 3790 entries
Someone was real stupid when placing his commas. Can you fix it?
- Best score: 12
- Best player score: 13
- Position: #288 / 857
- Number of attempts: 4
Box it - 7902 entries
Create a box around a line.
- Best score: 21
- Best player score: 22
- Position: #525 / 1874
- Number of attempts: 6
Copy three lines - 2872 entries
If the site is up (by some miracle), make the text under every header identical.
- Best score: 13
- Best player score: 18
- Position: #347 / 640
- Number of attempts: 4
Just the middle - 11423 entries
Delete the instructions at the top and bottom.
- Best score: 7
- Best player score: 8
- Position: #2999 / 4185
- Number of attempts: 2
I forgot quotes - 15967 entries
Oops.
- Best score: 10
- Best player score: 17
- Position: #3057 / 4174
- Number of attempts: 2
attr_aligner - 3498 entries
Two attr keywords. Two separate indentations. Align the colons.
- Best score: 19
- Best player score: 104
- Position: #694 / 696
- Number of attempts: 1
Words in parens - 12928 entries
We should all ace this, right?
- Best score: 13
- Best player score: 19
- Position: #3161 / 3960
- Number of attempts: 3
Stairs Indenting - 473 entries
Indent each line with <line number> whitespaces.
- Best score: 12
- Best player score: 14
- Position: #133 / 197
- 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). 🏳️🌈 ✊🏾