calci..cpp

#include<iostream>
#include<cmath>

using namespace std;

int main()
{
	
	string operation;
	double number1 , number2;

	cout<< "Enter First Number: ";
	cin>> number1;
	cout<< "Enter Operation(+,-,*,/): ";
	cin>> operation;
	cout<< "Enter Second Number: ";
	cin>> number2;

	if (operation == "+")
	{
	cout << number1 + number2;
	}
	else if (operation == "-")
	{
	cout << number1 - number2;
	}
	else if (operation == "*")
	{
	cout << number1 * number2;
	}
	else if (operation == "/")
	{
	cout << number1 / number2;
	}
	else
	{
	cout << "Not a recognize operation! ";
	}

	return 0;
}