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jv-robot


Task Requirement

We have our good friend Robot Johny who got lost on the playground. His position is represented by two integer coordinates: X and Y. X is the horizontal axis and Y is the vertical axis. Unfortunately, he has some unknown random initial position and we don't even know the initial Direction in which he is facing. But he really wants to go home, which is represented by toX and toY.

Your task is to help Johny find his way home by implementing logic in the RobotRoute class that navigates the robot from its current position to the target position.

Provided Classes

Direction Enum

An enum named Direction is provided which has the following values: UP, DOWN, LEFT, and RIGHT.

Robot Class

The Robot class is provided with the following methods:

  • getDirection(): returns the current direction of the robot.
  • getX() and getY(): return the current X and Y coordinates of the robot respectively.
  • turnLeft() and turnRight(): change the direction of the robot to the left or right respectively.
  • stepForward(): moves the robot one step forward in its current direction.

RobotRoute Class

The RobotRoute class is provided with a method signature:

  • moveRobot(Robot robot, int toX, int toY): This method should take a Robot instance and two integer parameters toX and toY, which represent the target position. The method should navigate the robot from its current position to the target position, considering its current direction and updating its direction as needed.

Requirements

  • Implement the logic in the moveRobot method of the RobotRoute class to navigate the robot from its current position to the target position (toX, toY).
  • The robot should be able to navigate through all four quadrants of the coordinate plane.
  • The robot should be able to handle moving from any quadrant to any other quadrant, as well as staying in the same position.
  • The robot's position and direction should be updated appropriately after the moveRobot method is called.

Notes

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  • Java 100.0%