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A 5 Function Calculator

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Submitted on: 1/2/2015 1:15:00 AM
By: Tom Devine (from psc cd)  
Level: Beginner
User Rating: By 6 Users
Compatibility: C++ (general)
Views: 2386
 
     Just a simple calculator that will add, subtract, multiply, divide, and it will also do powers like 5^3 = 125.

 

INCLUDE files:

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//**************************************
//INCLUDE files for :A 5 Function Calculator
//**************************************
#include <iostream.h>
#include <conio.h>
code:
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//**************************************
// Name: A 5 Function Calculator
// Description:Just a simple calculator that will add, subtract, multiply, divide, and it will also do powers like 5^3 = 125.
// By: Tom Devine (from psc cd)
//
// Assumes:Tested with Borland C++ 5.5, Borland Turbo C++ 1.01, DJGPP 2.03. Does not work with Digital Mars 8.12
//
// Side Effects:Changes your prompt green.
//**************************************

#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;
}


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