Competitions

# Week 8: December 28 - January 10. Functions. Part 2

# Point within a circle

Check, if the point is inside the circle.

#### Input

The first line contains the coordinates of the circle center and its radius. The second line contains the coordinates of point **A**. All numbers are integers not exceeding **10000** by absolute value.

#### Output

Print the "**YES**", if the point **A** belongs to a circle (with boundaries), and "**NO**" otherwise.

Input example #1

2 1 2 1 3

Output example #1

NO