C++ Program for Addition, Subtraction, Multiplication, Division

C++ program for addition, subtraction, multiplication and division has been shown here. These are the basic arithmetic operations.

Page content(s):

1. Program & Output

2. Program & Output: Using pointers

Additional content(s):

1. Algorithm

2. Pseudocode

3. Time Complexity

4. Flowchart

1. C++ Program & output to Perform Addition, Subtraction, Multiplication & Division

Code has been copied

/*****************************************************************
                   alphabetacoder.com
 C++ program for addition, subtraction, multiplication and division 
*****************************************************************/

#include<iostream>

using namespace std;

int main(){
    // declare variables
    double a, b, w, x, y, z;
	
    // take input
    cout<<"Enter first number: ";
    cin >> a;
    cout<<"Enter second number: ";
    cin >> b;
	
    // compute operations
    w = a + b;
    x = a - b;
    y = a * b;
    z = a / b;
	
    // display result
    cout<<"Addition: "<<w<<endl;
    cout<<"Subtraction: "<<x<<endl;
    cout<<"Multiplication: "<<y<<endl;
    cout<<"Division: "<<z<<endl;
    
    return 0;
}

Output

Enter first number: 15

Enter second number: 2.5

Addition: 17.5

Subtraction: 12.5

Multiplication: 37.5

Division: 6

2. C++ Program & output to Perform Addition, Subtraction, Multiplication & Division using pointers

Code has been copied

/*****************************************************************************
                   alphabetacoder.com
 C++ program for addition, subtraction, multiplication and division using pointers
*******************************************************************************/

#include<iostream>

using namespace std;

int main(){
    // declare variables
    double a, b, w, x, y, z, *n1, *n2;
	
    // take input
    cout<<"Enter first number: ";
    cin >> a;
    cout<<"Enter second number: ";
    cin >> b;
	
    //store the address in pointer
    n1 = &a;
    n2 = &b;
	
    // compute operations
    w = *n1 + *n2;
    x = *n1 - *n2;
    y = *n1 * *n2;
    z = *n1 / *n2;
	
    // display result
    cout<<"Addition: "<<w<<endl;
    cout<<"Subtraction: "<<x<<endl;
    cout<<"Multiplication: "<<y<<endl;
    cout<<"Division: "<<z<<endl;
    
    return 0;
}

Output

Enter first number: 15

Enter second number: 2.5

Addition: 17.5

Subtraction: 12.5

Multiplication: 37.5

Division: 6