Optional Project 1: Variable 'n' has been initialized.
Task: Appropriately assign the value of 'sum' that represents the sum of the positive odd numbers that are less than or equal to n.
Example: if n = 8 then sum should be 1 + 3 + 5 + 7 = 16
**If your code works for 5 test cases, you can enter your e-mail address
Universal Computational Math Methods:
pow(5,2) returns 25.0
abs(-3.0) returns 3
sqrt(49.0) returns 7.0