Coordinates
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output

Given a point $$$(x, y, z)$$$ in 3D space. Find the square of the distance from this point to the origin (i.e., to the point $$$(0, 0, 0)$$$).

Input

The first line contains one integer $$$x$$$ ($$$-100 \leq x \leq 100$$$).

The second line contains one integer $$$y$$$ ($$$-100 \leq y \leq 100$$$).

The third line contains one integer $$$z$$$ ($$$-100 \leq z \leq 100$$$).

Output

Output one integer.

Example

Input

    1
    -3
    5

Output

    35