Program to Find the reverse of a given number

Problem statement:- Program to Find the reverse of a given number.

Sample Input/Output:-

Sample Input First: 564646                      Sample Output First: 646465

Sample Input Second: 7894664               Sample Output Second: 4664987

Data requirement:-

   Input Data:- num

  Output Data:-num2

  Additional Data:-rem

Program in C
  

Here is the source code of the C Program to find the reverse of a given number.

Code:

#include<stdio.h>

int main()

{

    int num;

    printf("Enter a number:");

    scanf("%d",&num);

    int num2=0;

    while(num!=0)

    {

        int rem=num%10;

        num/=10;

        num2=num2*10+rem;

    }

    printf("The reverse of the number is %d",num2);

}

Input/Output:

Enter a number:564646

The reverse of the number is 646465

Program in C++
  

Here is the source code of the C++ Program to find the reverse of a given number.

Code:

#include<iostream>

using namespace std;

int main()

{

    int num;

    cout<<"Enter a number:";

    cin>>num;

    int num2=0;

    while(num!=0)

    {

        int rem=num%10;

        num/=10;

        num2=num2*10+rem;

    }

    cout<<"The reverse of the number is "<<num2;

}

Input/Output:

Enter a number:7894664

The reverse of the number is 4664987

Program in Java
  

Here is the source code of the Java Program to find the reverse of a given number.

Code:

import java.util.Scanner;

public class ReverseOfNumber {

public static void main(String[] args) {

Scanner cs=new Scanner(System.in);

int num;

    System.out.println("Enter a number:");

    num=cs.nextInt();

    int num2=0;

    while(num!=0)

    {

        int rem=num%10;

        num/=10;

        num2=num2*10+rem;

    }

    System.out.println("The reverse of the number is "+num2);

cs.close();

}

}}

Input/Output:

Enter a number:

7894

The reverse of the number is 4987

Program in Python
  

Here is the source code of the Python Program to find the reverse of a given number.

Code:

num=int(input("Enter a number:"))

num2=0
while(num!=0):
   rem=num%10
   num=int(num/10)
   num2=num2*10+rem
print("The reverse of the number is",num2)

Input/Output:

Enter a number:4589

The reverse of the number is 9854

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