Atcoder FT robot解决方案

Atcoder FT robot解题报告

题目原文

A robot is put at the origin in a two-dimensional plane.Initially, the robot is facing in the positive x -axis direction.

This robot will be given an instruction sequence s.s consists of the following two kinds of letters, and will be executed in order from front to back.

• F : Move in the current direction by distance1.
• T : Turn 90 degrees, either clockwise or counterclockwise.

The objective of the robot is to be at coordinates(x ,y) after all the instructions are executed.Determine whether this objective is achievable.

Cons