Competitions

# Week 10: January 18 - 24

# Point on a line

Determine whether a point belongs to the line given by equation **Ax** + **By** + **C** = **0**.

#### Input

Five integers - the coordinates of the point **x**, **y** and the coefficients **A**, **B**, **C** of the line equation (it is guaranteed that **A** and **B** are not simultaneously **0**).

#### Output

Print "**YES**", if the point belongs to the line and "**NO**" otherwise.

Input example #1

3 7 -2 1 -1

Output example #1

YES