calculatingCode.cpp

#include <iostream>
#include <cmath>
#include <stdlib.h>
// #include <conio.h>
using namespace std;

// class 1
class StandardCalc
{
public:
    static double add(double, double);
    static double sub(double, double);
    static double div(double, double);
    static double mul(double, double);
    // static double mod(double, double);
};

double StandardCalc::add(double a, double b)
{
    return (a + b);
}

double StandardCalc::sub(double a, double b)
{
    return (a - b);
}

double StandardCalc::div(double a, double b)
{
    return (a / b);
}

double StandardCalc::mul(double a, double b)
{
    return (a * b);
}
// double StandardCalc::mod(double a, double b)
// {
//     double mo = a % b;
//     return mo;
// }

// class 2
class ScientificCalc
{
public:
    static double sqt(double);
    static double sq(double);
    static double cub(double);
    // static double powr(double, double);
    // static double fact(double, double);
};

double ScientificCalc::sqt(double a)
{
    double root1 = sqrt(a);
    // sqrt is a keyword
    return root1;
}
double ScientificCalc::sq(double a)
{
    double num1 = a * a;
    return num1;
    // return (a*a);
}
double ScientificCalc::cub(double a)
{
    double num2 = a * a * a;
    return num2;
}
// double ScientificCalc::powr(double a, double b)
// {
//     return (a + b);
// }

// int type;
// void askType(){
// int type;
// cout<<"\n\n\t\t\t ~ ~ ~ ~ TYPES OF CALCULATORS ~ ~ ~ ~ \t\t\t\n\n";
// cout<<"1.Standard Calculator\n2.Scientific Calculator\n\nEnter your Choice : ";
// cin>>type;
// // clrscr();
// }

int main()
{

    // void clrscr(void);
    // void askType(int type);
    StandardCalc obj1;
    ScientificCalc obj2;

    cout << "\n\n\t\t\t ~ ~ ~ ~ TYPES OF CALCULATORS ~ ~ ~ ~ \t\t\t\n\n";
    cout << "1.Standard Calculator\n2.Scientific Calculator\n\nEnter your Choice : ";
    int type;
    cin >> type;

    // clrscr();
    cout << "\n\n";

    if (type == 1)
    {
        int t;
        do
        {
            cout << "\n\n\t\t ~ ~ ~ Operations for Standard Calculator ~ ~ ~ \t\t\n\n";
            cout << "1.Addition\n2.Subraction\n3.Multiplication\n4.Division\n5.Modulus\n6.Go Back\n\nEnter your Choice : ";

            cin >> t;
            // void clrscr();

            cout << "\n\n";

            switch (t)
            {
            case 1:
            {
                double n1, n2;
                cout << "Enter the number 1 : ";
                cin >> n1;
                cout << "Enter the number 2 : ";
                cin >> n2;
                double ans1;
                ans1 = obj1.add(n1, n2);
                cout << "Addition is " << ans1 << endl;
                break;
            }
            case 2:
            {
                double n1, n2;
                cout << "Enter the number 1 : ";
                cin >> n1;
                cout << "Enter the number 2 : ";
                cin >> n2;
                double ans2;
                ans2 = obj1.sub(n1, n2);
                cout << "Subtraction is " << ans2;
                break;
            }
            case 3:
            {
                double n1, n2;
                cout << "Enter the number 1 : ";
                cin >> n1;
                cout << "Enter the number 2 : ";
                cin >> n2;
                double ans2;
                ans2 = obj1.mul(n1, n2);
                cout << "Multiplication is " << ans2;
                break;
            }
            case 4:
            {
                double n1, n2;
                cout << "Enter the number 1 : ";
                cin >> n1;
                cout << "Enter the number 2 : ";
                cin >> n2;
                double ans2;
                ans2 = obj1.div(n1, n2);
                cout << "Division is " << ans2;
                break;
            }
            case 5:
            {
                int n1, n2;
                cout << "Enter the number 1 : ";
                cin >> n1;
                cout << "Enter the number 2 : ";
                cin >> n2;
                //         double ans2;
                //         ans2 = obj1.mod(n1, n2);
                //         cout << "Modulus is " << ans2;
                int modul;
                modul = n1 % n2;
                cout << "The modulus of " << n1 << " and " << n2 << " is " << modul << endl;
                break;
            }
            case 6:
                cout << "\nThankyou!\n\n";
                break;
            default:
                cout << "\nPlease Enter a valid choice no.! ( between 1 to 6 only) ";
                break;
            }
        } while (t != 6);
    }
    else if (type == 2)
    {
        int n;

        do
        {
            cout << "\n\n\t\t ~ ~ ~ Operations for Scientific Calculator~ ~ ~ \t\t\n\n";
            cout << "1.Sqaure Root\n2.Square\n3.Cube\n4.Power\n5.Factorial\n6.Sine function\n7.Cos Function\n8.Tan Function\n9.Go Back\n\nEnter yourChoice : ";
            cin >> n;
            // void clrscr();

            cout << "\n\n";

            switch (n)
            {
            case 1:
            {
                double n1;
                cout << "Enter the number : ";
                cin >> n1;
                double ans1;
                ans1 = obj2.sqt(n1);
                cout << "The square root of " << n1 << " is " << ans1 << endl;
                break;
            }
            case 2:
            {
                double n1;
                cout << "Enter the number : ";
                cin >> n1;
                double ans1;
                ans1 = obj2.sq(n1);
                cout << "The square of " << n1 << " is " << ans1 << endl;
                break;
            }
            case 3:
            {
                double n1;
                cout << "Enter the number : ";
                cin >> n1;
                double ans1;
                ans1 = obj2.cub(n1);
                cout << "The cube of " << n1 << " is " << ans1 << endl;
            }
            break;

            case 4:
                double base, exponent, result;
                cout << "Enter the base: ";
                cin >> base;
                cout << "Enter the exponent: ";
                cin >> exponent;
                result = pow(base, exponent);
                // using the pow() function from cmath library
                cout << base << " raised to the power of " << exponent << " is " << result << endl;
                break;
            case 5:
            {
                int num;
                int factorial = 1;
                cout << "Enter a positive integer: ";
                cin >> num;
                for (int i = 1; i <= num; i++)
                {
                    factorial = factorial * i; // multiplying the previous factorial by i
                }
                cout << "The factorial of " << num << " is " << factorial << endl;
            }
                break;
            case 9:
                cout << "\nThankyou!\n\n";
                break;
            default:
                cout << "\nPlease Enter a valid choice no.! ( between 1 to 9 only) ";
                break;
            }
        }
            while (n != 9);
        }
        else
        {
            cout << "\nPlease Enter 1 or 2 only ! ";
            cin >> type;
        }

        return 0;
    }