README.md

Description

Just a simple calculator that will add, subtract, multiply, divide, and it will also do powers like $5^{3}$ = 125.

More Info

Tested with Borland C++ 5.5, Borland Turbo C++ 1.01, DJGPP 2.03. Does not work with Digital Mars 8.12

Changes your prompt green.

Submitted On
By	Tom Devine
Level	Beginner
User Rating	3.8 (23 globes from 6 users)
Compatibility	C++ (general)
Category	Math
World	C / C++
Archive File

API Declarations

#include <iostream.h>
#include <conio.h>

Source Code

#include <iostream.h>
#include <conio.h>
float inputOne, inputTwo, answer;
char operator_, yn;
int main()
{
	textcolor(LIGHTGREEN);
	while (yn != 'n')
	{
		clrscr();
		cout << "First number + - / * ^ second number\n";
		cin >> inputOne >> operator_ >> inputTwo;
		if (operator_ == '+')
			answer = inputOne + inputTwo;
		if (operator_ == '-')
			answer = inputOne - inputTwo;
		if (operator_ == '*')
			answer = inputOne * inputTwo;
		if (operator_ == '/')
			{
			if (inputTwo == 0)
				{
				cout << "Cannot divide by 0";
				}
			else
				answer = inputOne / inputTwo;
			}
		if (operator_ == '^')
			{
			answer = inputOne;
			for (int i=2; i<=inputTwo; i++)
				answer = answer * inputOne;
			}
		cout << endl;
		cout << inputOne << " " << operator_ << " ";
		cout << inputTwo << " = " << answer;
		cout << "\n\nSolve another? <yn> ";
		cin >> yn;
		cout << "\n";
	}
	return 0;
}