This is my code and I get a error C2593: \'operator <<\' is ambiguous for cout <
ID: 3546037 • Letter: T
Question
This is my code and I get a error C2593: 'operator <<' is ambiguous for cout << acctType; How do I fix this?
#pragma once
#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;
template <class T>
void repeatValue(T val, int times)
{
for (int x = 0; x < times; x++)
{
cout << "-";
}
};
template <class T>
void produceReport(int tableRows, string title, T acctType)
{
cout << tableRows << endl;
cout << title << endl;
cout << acctType; // error is here.
};
class BankAccount
{
friend ostream& operator<<(ostream&, const BankAccount&);
friend istream& operator>>(istream&, BankAccount&);
private:
int acctNum;
double acctBal;
public:
BankAccount(int = 0, double = 0.0);
double operator+=(BankAccount);
int operator+(BankAccount);
friend bool operator>(BankAccount &acctBalOne, BankAccount &acctBalTwo);
friend bool operator<(BankAccount &acctBalOne, BankAccount &acctBalTwo);
int operator==(const BankAccount acctNumOne);
void enterAccountData();
void displayAccount();
void setAcctNum(int);
void setAcctBal(double);
int getAcctNum();
double getAcctBal();
};
BankAccount::BankAccount(int num, double bal)
{
acctNum = num;
acctBal = bal;
}
double BankAccount::operator+=(BankAccount bankAcct)
{
acctBal += acctBal + bankAcct.acctBal;
return acctBal;
}
int BankAccount::operator+(BankAccount newAcctNum)
{
const int INCREMENT = 1;
newAcctNum.acctNum = acctNum + INCREMENT;
return newAcctNum.acctNum;
}
bool operator>(BankAccount &acctBalOne, BankAccount &acctBalTwo)
{
return acctBalOne.acctBal > acctBalTwo.acctBal;
}
bool operator<(BankAccount &acctBalOne, BankAccount &acctBalTwo)
{
return acctBalOne.acctBal < acctBalTwo.acctBal;
}
int BankAccount::operator== (const BankAccount acctNumOne)
{
int truth = 0;
if (acctNum == acctNumOne.acctNum)
truth = 1;
return truth;
}
ostream& operator<<(ostream& display, const BankAccount& aAcct)
{
display << "Account #" << aAcct.acctNum << endl;
display << "Account Balance $" << aAcct.acctBal << endl;
return display;
}
istream& operator>>(istream& dataIn, BankAccount& aAcct)
{
cout << endl << "Enter in an Account # ";
dataIn >> aAcct.acctNum;
cout << "Enter in an Account Balance $ ";
dataIn >> aAcct.acctBal;
return dataIn;
}
void BankAccount::enterAccountData()
{
cout << "Enter the Account:#";
cin >> acctNum;
cout << endl << "Enter the Account Balance:$";
cin >> acctBal;
}
void BankAccount::displayAccount()
{
cout << "The Account number is #" << acctNum << endl;
cout << "The Account Balance is $" << acctBal << endl;
}
void BankAccount::setAcctNum(int num)
{
acctNum = num;
}
void BankAccount::setAcctBal(double bal)
{
acctBal = bal;
}
int BankAccount::getAcctNum()
{
return acctNum;
}
double BankAccount::getAcctBal()
{
return acctBal;
}
class SavingsAccount : public virtual BankAccount
{
friend ostream& operator<<(ostream&, const SavingsAccount&);
private:
double interest;
public:
SavingsAccount(double = 0.0);
void displaySavAccount();
void getSavInfo();
};
SavingsAccount::SavingsAccount(double intRate)
{
interest = intRate;
}
void SavingsAccount::getSavInfo()
{
cout << "Enter Interest Rate: ";
cin >> interest;
}
ostream& operator<<(ostream& display, SavingsAccount& aSavAcct)
{
aSavAcct.displaySavAccount();
return display;
}
void SavingsAccount::displaySavAccount()
{
cout << " Savings information. " << endl;
cout << "Interest Rate on the account is:" << interest << endl;
}
class CheckingAccount : public virtual BankAccount
{
friend ostream& operator<<(ostream& display, const CheckingAccount& aCheckAcct);
private:
double monthlyFee;
int checksAllowed;
public:
CheckingAccount(double = 0, int = 0, int = 0, double = 0);
void displayCheckAccount();
void getCheckingInfo();
};
CheckingAccount::CheckingAccount(double fee, int allowed, int num, double bal) : BankAccount(num, bal), monthlyFee(fee), checksAllowed(allowed)
{
}
void CheckingAccount::getCheckingInfo()
{
cout << "Enter monthly fee of the Account for the checking account. $";
cin >> monthlyFee;
cout << endl << "How many checks are allowed?" << endl;
cin >> checksAllowed;
}
ostream& operator<<(ostream& display, CheckingAccount& aCheckAcct)
{
aCheckAcct.displayCheckAccount();
return display;
}
void CheckingAccount::displayCheckAccount()
{
cout << " Checking Information " << endl;
BankAccount::displayAccount();
cout << "Monthly fee on the account is:$" << monthlyFee << endl;
cout << "Checks allowed for this account is: " << checksAllowed << endl;
}
class CheckingWithInterest : public SavingsAccount, public CheckingAccount
{
private:
public:
CheckingWithInterest();
void displayWithInterest();
};
CheckingWithInterest::CheckingWithInterest() : CheckingAccount(0, 0, 9999, 0), SavingsAccount(0.03)
{}
void CheckingWithInterest::displayWithInterest()
{
CheckingAccount::displayCheckAccount();
SavingsAccount::displaySavAccount();
}
int main()
{
cout << fixed << setprecision(2);
unsigned count;
vector<SavingsAccount>savAcct;
SavingsAccount aSavAcct;
vector<CheckingAccount>checkAcct;
CheckingAccount aCheckAcct;
vector<CheckingWithInterest>withIntAcct;
CheckingWithInterest aWithIntAcct;
const char QUIT = 'n';
char quitChar = 'y';
cout << "Do you want to enter Savings Information? y or n ";
cin >> quitChar;
do
{
aSavAcct.enterAccountData();
aSavAcct.getSavInfo();
savAcct.push_back(aSavAcct);
cout << "Would you like to enter another Savings Account? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
cout << "Do you want to enter Checking Information? y or n ";
cin >> quitChar;
do
{
aCheckAcct.enterAccountData();
aCheckAcct.getCheckingInfo();
checkAcct.push_back(aCheckAcct);
cout << "Would you like to enter another Checking Account? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
cout << "Do you want to enter Checking with interest account Information? y or n ";
cin >> quitChar;
do
{
aWithIntAcct.enterAccountData();
aWithIntAcct.getSavInfo();
aWithIntAcct.getCheckingInfo();
checkAcct.push_back(aWithIntAcct);
cout << "Would you like to enter another Checking Account with interest? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
sort(savAcct.begin(), savAcct.end());
for (count = 0; count < savAcct.size(); ++count)
{
repeatValue(savAcct.at(count), count);
cout << endl;
produceReport(savAcct.size(), "Savings Account Information", savAcct.at(count));
}
sort(checkAcct.begin(), checkAcct.end());
for (count = 0; count < checkAcct.size(); ++count)
{
repeatValue(checkAcct.at(count), count);
cout << endl;
produceReport(checkAcct.size(), "Checking Account Information", checkAcct.at(count));
}
sort(withIntAcct.begin(), withIntAcct.end());
for (count = 0; count < withIntAcct.size(); ++count)
{
repeatValue(withIntAcct.at(count), count);
cout << endl;
produceReport(withIntAcct.size(), "Checking with interest Account Information", withIntAcct.at(count));
}
system("pause");
return 0;
}
Explanation / Answer
Add an operator<< to CheckingWithInterest
#pragma once
#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;
template <class T>
void repeatValue(T val, int times)
{
for (int x = 0; x < times; x++)
{
cout << "-";
}
};
template <class T>
void produceReport(int tableRows, string title, T acctType)
{
cout << tableRows << endl;
cout << title << endl;
cout << acctType; // error is here.
};
class BankAccount
{
friend ostream& operator<<(ostream&, const BankAccount&);
friend istream& operator>>(istream&, BankAccount&);
private:
int acctNum;
double acctBal;
public:
BankAccount(int = 0, double = 0.0);
double operator+=(BankAccount);
int operator+(BankAccount);
friend bool operator>(BankAccount &acctBalOne, BankAccount &acctBalTwo);
friend bool operator<(BankAccount &acctBalOne, BankAccount &acctBalTwo);
int operator==(const BankAccount acctNumOne);
void enterAccountData();
void displayAccount();
void setAcctNum(int);
void setAcctBal(double);
int getAcctNum();
double getAcctBal();
};
BankAccount::BankAccount(int num, double bal)
{
acctNum = num;
acctBal = bal;
}
double BankAccount::operator+=(BankAccount bankAcct)
{
acctBal += acctBal + bankAcct.acctBal;
return acctBal;
}
int BankAccount::operator+(BankAccount newAcctNum)
{
const int INCREMENT = 1;
newAcctNum.acctNum = acctNum + INCREMENT;
return newAcctNum.acctNum;
}
bool operator>(BankAccount &acctBalOne, BankAccount &acctBalTwo)
{
return acctBalOne.acctBal > acctBalTwo.acctBal;
}
bool operator<(BankAccount &acctBalOne, BankAccount &acctBalTwo)
{
return acctBalOne.acctBal < acctBalTwo.acctBal;
}
int BankAccount::operator== (const BankAccount acctNumOne)
{
int truth = 0;
if (acctNum == acctNumOne.acctNum)
truth = 1;
return truth;
}
ostream& operator<<(ostream& display, const BankAccount& aAcct)
{
display << "Account #" << aAcct.acctNum << endl;
display << "Account Balance $" << aAcct.acctBal << endl;
return display;
}
istream& operator>>(istream& dataIn, BankAccount& aAcct)
{
cout << endl << "Enter in an Account # ";
dataIn >> aAcct.acctNum;
cout << "Enter in an Account Balance $ ";
dataIn >> aAcct.acctBal;
return dataIn;
}
void BankAccount::enterAccountData()
{
cout << "Enter the Account:#";
cin >> acctNum;
cout << endl << "Enter the Account Balance:$";
cin >> acctBal;
}
void BankAccount::displayAccount()
{
cout << "The Account number is #" << acctNum << endl;
cout << "The Account Balance is $" << acctBal << endl;
}
void BankAccount::setAcctNum(int num)
{
acctNum = num;
}
void BankAccount::setAcctBal(double bal)
{
acctBal = bal;
}
int BankAccount::getAcctNum()
{
return acctNum;
}
double BankAccount::getAcctBal()
{
return acctBal;
}
class SavingsAccount : public virtual BankAccount
{
friend ostream& operator<<(ostream&, const SavingsAccount&);
private:
double interest;
public:
SavingsAccount(double = 0.0);
void displaySavAccount();
void getSavInfo();
};
SavingsAccount::SavingsAccount(double intRate)
{
interest = intRate;
}
void SavingsAccount::getSavInfo()
{
cout << "Enter Interest Rate: ";
cin >> interest;
}
ostream& operator<<(ostream& display, SavingsAccount& aSavAcct)
{
aSavAcct.displaySavAccount();
return display;
}
void SavingsAccount::displaySavAccount()
{
cout << " Savings information. " << endl;
cout << "Interest Rate on the account is:" << interest << endl;
}
class CheckingAccount : public virtual BankAccount
{
friend ostream& operator<<(ostream& display, const CheckingAccount& aCheckAcct);
private:
double monthlyFee;
int checksAllowed;
public:
CheckingAccount(double = 0, int = 0, int = 0, double = 0);
void displayCheckAccount();
void getCheckingInfo();
};
CheckingAccount::CheckingAccount(double fee, int allowed, int num, double bal) : BankAccount(num, bal), monthlyFee(fee), checksAllowed(allowed)
{
}
void CheckingAccount::getCheckingInfo()
{
cout << "Enter monthly fee of the Account for the checking account. $";
cin >> monthlyFee;
cout << endl << "How many checks are allowed?" << endl;
cin >> checksAllowed;
}
ostream& operator<<(ostream& display, CheckingAccount& aCheckAcct)
{
aCheckAcct.displayCheckAccount();
return display;
}
void CheckingAccount::displayCheckAccount()
{
cout << " Checking Information " << endl;
BankAccount::displayAccount();
cout << "Monthly fee on the account is:$" << monthlyFee << endl;
cout << "Checks allowed for this account is: " << checksAllowed << endl;
}
class CheckingWithInterest : public SavingsAccount, public CheckingAccount
{
private:
friend ostream& operator<<(ostream& display, const CheckingWithInterest& aCheckAcct);
public:
CheckingWithInterest();
void displayWithInterest();
};
CheckingWithInterest::CheckingWithInterest() : CheckingAccount(0, 0, 9999, 0), SavingsAccount(0.03)
{}
void CheckingWithInterest::displayWithInterest()
{
CheckingAccount::displayCheckAccount();
SavingsAccount::displaySavAccount();
}
ostream& operator<<(ostream& display, CheckingWithInterest& aCheckAcct)
{
aCheckAcct.displayCheckAccount();
return display;
}
int main()
{
cout << fixed << setprecision(2);
unsigned count;
vector<SavingsAccount>savAcct;
SavingsAccount aSavAcct;
vector<CheckingAccount>checkAcct;
CheckingAccount aCheckAcct;
vector<CheckingWithInterest>withIntAcct;
CheckingWithInterest aWithIntAcct;
const char QUIT = 'n';
char quitChar = 'y';
cout << "Do you want to enter Savings Information? y or n ";
cin >> quitChar;
do
{
aSavAcct.enterAccountData();
aSavAcct.getSavInfo();
savAcct.push_back(aSavAcct);
cout << "Would you like to enter another Savings Account? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
cout << "Do you want to enter Checking Information? y or n ";
cin >> quitChar;
do
{
aCheckAcct.enterAccountData();
aCheckAcct.getCheckingInfo();
checkAcct.push_back(aCheckAcct);
cout << "Would you like to enter another Checking Account? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
cout << "Do you want to enter Checking with interest account Information? y or n ";
cin >> quitChar;
do
{
aWithIntAcct.enterAccountData();
aWithIntAcct.getSavInfo();
aWithIntAcct.getCheckingInfo();
checkAcct.push_back(aWithIntAcct);
cout << "Would you like to enter another Checking Account with interest? y or n ";
cin >> quitChar;
} while (quitChar != QUIT);
sort(savAcct.begin(), savAcct.end());
for (count = 0; count < savAcct.size(); ++count)
{
repeatValue(savAcct.at(count), count);
cout << endl;
produceReport(savAcct.size(), "Savings Account Information", savAcct.at(count));
}
sort(checkAcct.begin(), checkAcct.end());
for (count = 0; count < checkAcct.size(); ++count)
{
repeatValue(checkAcct.at(count), count);
cout << endl;
produceReport(checkAcct.size(), "Checking Account Information", checkAcct.at(count));
}
sort(withIntAcct.begin(), withIntAcct.end());
for (count = 0; count < withIntAcct.size(); ++count)
{
repeatValue(withIntAcct.at(count), count);
cout << endl;
produceReport(withIntAcct.size(), "Checking with interest Account Information", withIntAcct.at(count));
}
system("pause");
return 0;
}
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