Remaining Novels Calculation

You are given three integers representing the number of novels in a bookstore:

• initial_novels: the initial number of novels available.
• new_shipment: the number of novels added in a new shipment.
• novels_sold: the number of novels sold.

Your task is to compute the number of novels remaining after the new shipment and the sales. The calculation follows the formula:

$$ remaining = initial\_novels + new\_shipment - novels\_sold $$

Print the result to standard output.

inputFormat

The input consists of a single line with three space-separated integers:

• The first integer represents initial_novels.
• The second integer represents new_shipment.
• The third integer represents novels_sold.

You should read the input from stdin.

outputFormat

Output a single integer, which is the number of novels remaining after performing the calculation. Print the result to stdout.

## sample

150 80 45

185