Write a program to swap two numbers. In c++. Please do it fast..

C++ for Engineers and Scientists
4th Edition
ISBN:9781133187844
Author:Bronson, Gary J.
Publisher:Bronson, Gary J.
Chapter4: Selection Structures
Section4.2: The If-else Statement
Problem 3E
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Write a program to swap two numbers.

In c++.

Please do it fast..

Expert Solution
Step 1

Program Approach - 

  • Include the essential headers.
  • Define the main function.
  • Declare the variables as per the requirement.
  • Perform swapping and display the output.
Step 2

Code -

//include the essential headers
#include <iostream> 
using namespace std;
  //define the main function
int main() 

    //declare the variables
    int inp1, inp2; 
    //prompt user to enter the first number
   cout<< "Please enter the Value of Number1 "; 
    cin >> inp1;
    //prompt user to enter the second number
    cout<< "Please enter the Value of Number2 "; 
    cin >> inp2; 
    //before swapping is peformed
    printf("\nBefore swapping,the numbers are : inp1 = %d, inp2 = %d", inp1, inp2); 
    int sw = inp1; 
    inp1 = inp2; 
    inp2 = sw; 
  //after swapping is performed
    printf("\nAfter swapping,the numbers are : inp1 = %d, inp2 = %d", inp1, inp2); 
    return 0; 

 

 

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ISBN:
9781133187844
Author:
Bronson, Gary J.
Publisher:
Course Technology Ptr