Write the algorithm to program the Mechanical Man to carry out the following objectives: 1) Begin sitting in a chair at an unknown integer number of steps from the wall with his arms lowered. 2) He will stand up and walk forward until he touches the wall with his fingertips. 3) After touching the wall, he will return to his chair. 4) Because the chair is too low for him to sense, he can get to it only by going back exactly the number of steps as he came forward. The Mechanical man possesses the following properties: * He is restricted to carrying out a limited set of instructions. * He does nothing unless given a specific instruction. * He must carry out any instructions he is given one at a time. * He understands only the following instructions