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Challenge_3.cpp
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Challenge_3.cpp
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#include <iostream>
using namespace std;
// Function prototype or deceleration
int addition(int n1, int n2); // addition
int subtraction(int n1, int n2); // subtraction
int multiplication(int n1, int n2); // multiplication
int division(int n1, int n2); // division
// Mian Function
int main()
{
/*Create a function that takes two numbers and a mathematical operator + - / * and will perform a
calculation with the given numbers and returns the output result.
Test Cases: */
int n1, n2, result; // first number, second number and result of two number
char op; // operators
cout << "Enter first number : ";
cin >> n1;
cout << "Enter second number : ";
cin >> n2;
cout << "Enter the operator (+,-,/,*) : ";
cin >> op;
// addition
if (op == '+')
{
result = addition(n1, n2); // Function call
}
// Subtraction
else if (op == '-')
{
result = subtraction(n1, n2); // Function call
}
// Multiplication
else if (op == '*')
{
result = multiplication(n1, n2); // Function call
}
// Division
else if (op == '/')
{
result = division(n1, n2); // Function call
}
// Not right output
else
{
cout << "Invalid Input...";
}
cout << "Result is : " << result;
}
// Function Defintion
int addition(int n1, int n2)
{ // Function body
int result = n1 + n2;
return result;
}
int subtraction(int n1, int n2)
{ // Function body
int result = n1 - n2;
return result;
}
int multiplication(int n1, int n2)
{ // Function body
int result = n1 * n2;
return result;
}
int division(int n1, int n2)
{ // Function body
int result = n1 / n2;
return result;
}