WHAT IS WRONG IN THIS CPP

Question

https://code.sololearn.com/cSEmO3J9WZJU/?ref=app

Answer 1

https://code.sololearn.com/cLTGugnkSx57/?ref=app

I'd do it this way

Answer 2

x is used as variable twice, so it's an error...

Answer 3

It's called a 'for-each' loop. They are extremely useful for iterating over arrays and strings, because you don't have to know how many elements are in the container you are looping over; the for-each loop does that for you.

You can learn more here:
http://en.cppreference.com/w/cpp/language/range-for

And here:
http://www.learncpp.com/cpp-tutorial/6-12a-for-each-loops/

Answer 4

Thanks for your help Zeke.

Answer 5

hey zeke what's that for loop you used called. And where can I learn more about it?