static field problems

Hello all,

Im getting the following error for the attached code..I believe line 28 in the code is causing the problems..

PersonProblem_09_3a.cpp:28: error: extraneous `int' ignored
PersonProblem_09_3a.cpp:28: error: conflicting declaration 'Account Account::nextAccountNumber'
PersonProblem_09_3a.cpp:12: error: 'Account::nextAccountNumber' has a previous declaration as `int Account::nextAccountNumber'

PersonProblem_09_3a.cpp:54: error: no `void Account::dislplay()' member function declared in class `Account'
PersonProblem_09_3a.cpp: In member function `virtual bool Account::makeWithdrawal(float&)':
PersonProblem_09_3a.cpp:64: error: stray '`' in program
PersonProblem_09_3a.cpp: In constructor `CurrentAccount::CurrentAccount(float, std::string, float)':
PersonProblem_09_3a.cpp:72: error: class `CurrentAccount' does not have any field named `balance'
PersonProblem_09_3a.cpp:72: error: class `CurrentAccount' does not have any field named `owner'
make.exe: *** [PersonProblem_09_3a.o] Error 1

Execution terminated


Someone help please?

Thanks

#include <iostream>
#include <string>

using namespace std;

class Account
{
 protected:
  float balance;
  int accountNumber;
  string owner;
  static int nextAccountNumber;
  
 private:
  void construct(float, string);

 public:
  Account(float, string);
  Account(float);
  Account();
  
  virtual void display();
  virtual bool makeWithdrawal(float &);
  virtual void makeLodgement(float &);
  
} 
  
  int Account::nextAccountNumber = 12345;
   
class CurrentAccount: public Account
{
  float overdraftLimit;
  
 public:
  CurrentAccount(float, string, float);
  CurrentAccount(Account, float);
  virtual void display();
  virtual bool makeWithdrawal(float &);
};

 Account::Account(float _balance, string _owner):balance(_balance),
   owner(_owner){}
   
  Account::Account(float _balance):balance(_balance){}
  
  Account::Account(){}
  
  void Account::construct(float _balance, string _owner){
       accountNumber = nextAccountNumber++;
       balance = _balance;
       owner = _owner;      
       }
       
  void Account::dislplay(){
       cout<<"Account owned by " << owner << " , account number: " 
       << accountNumber << " , balance : " << balance << endl;
       }
       
  bool Account::makeWithdrawal(float& amount){
       if (balance > amount){
           balance = balance - amount;
           return true;}
       else   
           return false;`
       }
  
  void Account::makeLodgement(float& amount){
       balance = balance + amount;
       }

  CurrentAccount::CurrentAccount(float _balance, string _owner, 
  float _overdraftLimit):balance(_balance), owner(_owner), overdraftLimit
  (_overdraftLimit){}
  
  CurrentAccount::CurrentAccount(Account a, float _overdraftLimit):
                  Account(a), overdraftLimit(_overdraftLimit){}
                  
  void CurrentAccount::display(){
    Account::display();
    cout << "And overdraft limit: " << overdraftLimit << endl;}
     
  bool CurrentAccount::makeWithdrawal(float &amt){
       if (amt<=(balance+overdraftLimit)){
           balance-=amt;
           return true;}
           
       else return false;
}

int main()
{
  Account a(100.0f, "Derek Molloy");
  CurrentAccount b(200.0f, "John Doe", 500.0f);
  CurrentAccount c(a, 1000.0f);
  a.display();
  b.display();
  c.display();
  system("pause");
}

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