Write a Program to Reverse a Number Java Program

Program:

Write a program to reverse a number?

Description:

Write a program to reverse a number using numeric operations. Below example shows how to reverse a number using numeric operations.


Code:

package com.java2novice.algos;

public class NumberReverse {

    public int reverseNumber(int number){
       
        int reverse = 0;
        while(number != 0){
            reverse = (reverse*10)+(number%10);
            number = number/10;
        }
        return reverse;
    }
   
    public static void main(String a[]){
        NumberReverse nr = new NumberReverse();
        System.out.println("Result: "+nr.reverseNumber(17868));
    }
}

Output:

86871

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