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#include <cstdlib>
#include <iostream>
using namespace std;
float addition(float num1, float num2)
{
return num1 + num2;
}
float subtraction(float num1, float num2)
{
return num1  num2;
}
float multiplication(float num1, float num2)
{
return num1 * num2;
}
float division(float num1, float num2)
{
return num1 / num2;
}
int main()
{
float num1;
float num2;
int choice;
cout<<"Choose your operation, 1= add, 2=subtract, 3=multiply, 4=divide" <<endl;
cout<<"Choice: ";
cin>>choice;
if(choice==1)
{
//Addition section
cout<<"you are adding, please enter the first number you would like to add. \n Number 1: ";
cin>>num1;
cout<<"please enter the second number you would like to add. \n Number 2: ";
cin>>num2;
cout<< "The answer is " << addition(num1, num2) <<endl;
}
else
{
if(choice==2)
{
//Subraction
cout<<"you are now subtraction, please enter the first number. \n Number 1: ";
cin>>num1;
cout<<"enter the next number. \n Number 2: ";
cin>>num2;
cout<< "the answer is: " << subtraction(num1, num2) <<endl;
}
else
if(choice==3)
{
//Multiplying
cout<<"you are multiplying, enter the first number. \n Number 1: ";
cin>>num1;
cout<<"please enter the second number. \n Number 2: ";
cin>>num2;
cout<<"the answer is: " <<multiplication(num1, num2) <<endl;
}
else
if(choice==4)
{
//division
cout<<"you are dividing, enter the first number. \n Number 1: ";
cin>>num1;
cout<<"enter the second number. \n Number 2: ";
cin>>num2;
cout<<"the answer is: "<<division(num1, num2)<<endl<<endl;
}
}
system("PAUSE");
return 0;
}
