Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trial
salman khan
1,283 Pointshave a doubt in slices
def first_4(word):
word=word[:4]
return word
def first_and_last_4(iterable):
add=iterable[:4] + iterable[-1:-4:-1]
for number in add:
def first_4(word):
word=word[:4]
return word
def first_and_last_4(iterable):
add=iterable[:4] + iterable[-1:-4:-1]
1 Answer
Steven Parker
229,732 PointsYou're close, but the instructions didn't ask for the last 4 to have the order reversed. Refactor your code without the negative step value and you should pass.
salman khan
1,283 Pointsthank you,Steven Parker.
salman khan
1,283 Pointssalman khan
1,283 Pointsquestin for the challange.
OK, this second one should be pretty similar to the first. Make a new function named first_and_last_4. It'll accept a single iterable but, this time, it'll return the first four and last four items as a single value.