Competitions

# Week 8: December 28 - January 10. Functions. Part 1

# Function - 2

Implement a function **f**(**x**) = **sqrt**(**x**) + **2** * **x** + **sin**(**x**), where **sqrt** is a square root function.

#### Input

Each line contains one real number **x**.

#### Output

For each value **x** print in a separate line the value of the function **f**(**x**) with four digits after the decimal point.

Input example #1

2.234 10.23 56.1 23.2651

Output example #1

6.7507 22.9375 119.2562 50.3973