Discount a double Price Through Its Pointer

Read one price (a decimal number) from input, point a double pointer named pp at it, print the original price, then apply a 10 percent discount by writing through pp (*pp = *pp * 0.9;). Print both numbers with exactly two decimal places using %.2f.

Input: one decimal number.

For the input 40.00 print exactly the output shown in Expected Output.

Expected Output:

Original: 40.00↵
Discounted: 36.00↵

= newline. The output ends with a newline — print one after the last line.

Hints3 available

Topics:

Pointers

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