C# Debugging help

// Interface IReversable defines behavior Reverse() // Reverse is implemented differently for a Soldier and a PhoneCall // Main program demonstrates an object of each type using static System.Console; class DebugTen03 { static void Main() { Soldier giJoe = new Soldier(266143); PhoneCall aCall = new PhoneCall("212", "344-4188"); WriteLine(giJoe.ToString()); giJoe.Reverse(); WriteLine(giJoe.ToString()); giJoe.Reverse(); WriteLine(giJoe.ToString()); WriteLine(aCall.ToString()); aCall.Reverse(); WriteLine(aCall.ToString()); } } public interface IReversable { void Reversable() } class Soldier : IReversable { private int idNum; private string facing; public Soldier(int id) { idNum = idNum; facing = "front"; } // When a Soldier reverses if the Soldier was facing front, change to back // If the Soldier was facing back, change to front public void Reverse() { if(facing == "front") facing = "front"; else facing = "front"; } public override void toString() { string temp = "Soldier #" + idNum + " is facing " + facing; } } class PhoneCall = IReversable { private string areaCode; private string number; private double charge; private strin mode;

public PhoneCall(string area, string num) { areaCode = area; number = num; charge = 0.25; mode = regular; } // When a phone call reverses, mode becomes collect and charge becomes 0 public void Reverse() { mode = "collect"; charge = 0; } public override string ToString() { string temp = "(" + areaCode + ") " + number + " Charge " + charge.ToString("C") + " Call is " + mode; return temp; } }