// Checkbook.h

class Checkbook {
public:
  Checkbook(); // default constructor
  Checkbook(float initBalance); // constructor, specifying an initial balance
  void WriteCheck(float amount);
    // Write a check for a specified amount
  void Deposit(float amount);
    // Deposit a specified amount into the checking account
  float CurrentBalance() const;
    // Return the current balance
private:
  float balance;
};