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
Linus Karlsson
7,402 PointsQuestions 3 and 4?
Hi,
I'm stuck on questions number 3 and 4, does anybody know what they are after? Please don't give me the answer, but hint at it if u can.
Thank you in advance!
Linus.
3 Answers
Stone Preston
42,016 Pointsyou auto increment variables in objective c using the ++ operator. you auto decrement using the -- operator. make sure you are including semicolons at the end of your statement
Linus Karlsson
7,402 PointsThank u so much, Stone! I almost tore my hair off trying to figure it out...
Stone Preston
42,016 Pointsno problem. number 4 is tricky since the line above uses the shorthand arithmetic operators += or -= which is similar to autoincrement. but they are looking for ++. not +=
Linus Karlsson
7,402 PointsYes, it was. I thought they wanted me to type what the result of 25 + 5 was, or something like that