What is the problem in this code?

Question

i want to make the output of the array through a function
https://code.sololearn.com/cmgB7OLc24DG/?ref=app

Answer 1

remove the endl from cin

Answer 2

-endl isn't used with cin, it's for printing a new line, and hence for cout
-myArr[3] is actually 3 elements, from 0 to 2

Answer 3

thanks everyone, Solved!