Version: v0.0.0-...-db5e768 Latest Latest

This package is not in the latest version of its module.

Go to latest
Published: Jul 25, 2019 License: MIT Imports: 0 Imported by: 0


858. Mirror Reflection


There isa special square room with mirrors on each of the fourwalls. Except for the southwestcorner, there are receptors on each of the remaining corners, numbered 0, 1, and 2.

The square room has walls of length p, and a laser ray from the southwest cornerfirst meets the east wall at a distance qfrom the 0th receptor.

Return the number of the receptor that the ray meets first. (It is guaranteed that the ray will meeta receptor eventually.)

Example 1:

Input: p = 2, q = 1
Output: 2
Explanation: The ray meets receptor 2 the first time it gets reflected back to the left wall.

reflection picture


  1. 1 <= p <= 1000
  2. 0 <= q <= p




The Go Gopher

There is no documentation for this package.

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
t or T : Toggle theme light dark auto
y or Y : Canonical URL