Write a C statement to do each of the following:

$($i$)$ Declare $2$ variables, sum, and product, of type double.

$($ii$)$ Repeat $($i$)$ and initialize the variables to $0.$

$($iii$)$ Prompt the user to enter an integer. End your prompting message with

a colon $($ followed by a space and leave the cursor positioned after

the space. How do you leave the cursor positioned at the beginning of

the next line?