Competitions

# Preparation for Azercell Cup, 5 - 7 classes

# Perimeter of triangle

The sides of triangle are given. Find the perimeter of triangle.

#### Input

Consists of multiple tests. Each line contains the lengths of three sides of triangle. The lengths are positive real numbers.

#### Output

For each test print in a separate line the perimeter of triangle with **4** decimal digits.

Input example #1

6.23 5.123 7.32141 2.12 4 3.012 3 3 3.033

Output example #1

18.6744 9.1320 9.0330