2021 — Microsoft Visual C 2019

// Deposit implementation void BankAccount::deposit(double amount) { if (amount <= 0) { throw std::invalid_argument("Deposit amount must be positive."); } balance += amount; }

// Get balance implementation double BankAccount::getBalance() const { return balance; } You can use this BankAccount class in your main.cpp or any other source file in your project. microsoft visual c 2019 2021

// Constructor implementation BankAccount::BankAccount(double initialBalance) : balance(initialBalance) { if (initialBalance < 0) { throw std::invalid_argument("Initial balance cannot be negative."); } } } balance += amount

// main.cpp #include "BankAccount.h" #include <iostream> class BankAccount { private: double balance

class BankAccount { private: double balance;