Karel

import stanford.karel.*;

public class HW2Second extends SuperKarel{

    public void run(){

        while(true){


        while(frontIsClear()){

            move();
        }

        if(facingEast() && frontIsBlocked()&&rightIsBlocked()&&leftIsBlocked()){
            break;
        }

        if(facingEast() && frontIsBlocked() && leftIsBlocked()){
            break;
        }

        if(facingEast() && frontIsBlocked()&&rightIsBlocked()){
            turnLeft();
        }

        if(facingNorth() && frontIsBlocked()&&rightIsBlocked()){
            turnLeft();
        }

        if(facingWest() && frontIsBlocked()){
            turnRight();
        }

        if(facingNorth()&&frontIsBlocked()&&rightIsClear()){
            turnRight();
        }


        }
        }

}