Chapter 1, Problem 8PP

Explanation of Solution

Algorithm that lets the robots escape from the maze:

Step1: Get the robot to the wall and put the wall on the right side of it.

Step 2: while what in the front is not wall,

Step 3: move forward one square and turn left.

Step 4: Loop while what in the front is not an exit, turn right

Step 5: If what is in front is not a wall

Step 6: move one square forward

Step 7: Else while what is in the front is a wall

Step 8: Turn left and move 1 square forward...