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

Java Java Arrays Iteration Review Looping over 2d arrays

Posted by Ossie Bodero
Ossie Bodero
7,182 Points

I am entering 0 but it marks if as an error. Why?

I am entering 0 but it marks if as an error. Why?

1 Answer

Steven Parker
Steven Parker
231,184 Points
Steven Parker
Steven Parker
231,184 Points

"0" is not a correct answer for any of the blanks.

The standard variable names for nested loop indexes are "i" and "j".

Ossie Bodero
Ossie Bodero
7,182 Points

That's right. I don't know why I thought 0 was the answer.

Steven Parker
Steven Parker
231,184 Points
Steven Parker
Steven Parker
231,184 Points

Ossie Bodero — Glad to help. You can mark a question solved by choosing a "best answer".
And happy coding!