// This code is messy? i think... :D // xD Hello again #include #include #include #include using namespace std; class calculator { public: string menu() { cout << "Enter your math problem: "; cin >> op; if (op == "a") { cout << endl << "You selected addition"; add(num1, num2); cout << "Total: " << sum << endl << endl; menu(); } else if (op == "s") { cout << endl << "You selected Subtraction"; sub(num1, num2); cout << "Total: " << sum << endl << endl; menu(); } else if (op == "d") { cout << endl << "You selected Division"; div(num1, num2); cout << "Total: " << sum << endl << endl; menu(); } else if (op == "m") { cout << endl << "You selected Multiplication"; mul(num1, num2); cout << "Total: " << sum << endl << endl; menu(); } else if (op == "r") { cout << endl << "Random Number: " << rand() << endl << endl; menu(); } else if (op == "exit") { cout << endl << "EXIT SUCCESSFUL!"; } else if (op == "help") { cout << endl << "Keywords:\n1.Addition = \"a\"\n2.Subtraction\"s\"\n3.Division = \"d\"\n4.Multiplication = \"m\""; cout << "\n5.Random Number = \"r\"\n6.Exit = \"exit\"\n7.help = \"help\"" << endl << endl; menu(); } else { cout << endl << "INVALID INPUT! PLEASE TYPE \"help\" FOR MORE INFO!" << endl << endl; menu(); } return op; } int add(int num1, int num2) { cout << endl << "Number 1: "; cin >> num1; cout << "Number 2: "; cin >> num2; sum = num1 + num2; return sum; } int sub(int num1, int num2) { cout << endl << "Number 1: "; cin >> num1; cout << "Number 2: "; cin >> num2; sum = num1 - num2; return sum; } int div(int num1, int num2) { cout << endl << "Number 1: "; cin >> num1; cout << "Number 2: "; cin >> num2; sum = num1 / num2; return sum; } int mul(int num1, int num2) { cout << endl << "Number 1: "; cin >> num1; cout << "Number 2: "; cin >> num2; sum = num1 * num2; return sum; } private: int sum; string op; int num1; int num2; }; int main() { calculator cal; srand(time(0)); cout << "MADE BY CHARVESH!" << endl << endl; cal.menu(); return 0; }

MyCalculator