C Program to Check Number is a Polindrome or Not

C Program To Check Number is a Polindrome or Not

This c program is used to find the number is a polindrome or not.

Polindrome Number Algorithm:

1) Find reversal number for the number.
2) Number is a polindrome if number and reversal number are same, otherwise number is not a polindrome.

Check Number is a Polindrome or Not

#include<stdio.h>                                                               
                                                                                
void main()                                                                     
{                                                                               
    int number, dup_number, remainder, reverse_number = 0;                      
                                                                                
    printf("Enter number: ");                                                   
    scanf("%d", &number);                                                       
                                                                                
    dup_number = number;                                                        
    while(dup_number < 0)                                                         
    {                                                                           
        remainder = dup_number % 10;                                            
        reverse_number = (reverse_number * 10) + remainder;                     
        dup_number /= 10;                                                       
    }                                                                           
                                                                                
    if (number == reverse_number)                                               
        printf("Number '%d' is a palindrome.", number);                         
    else                                                                        
        printf("Number '%d' is not a palindrome.", number);                     
}                                                                                  

$ cc polindrome-number.c
$ ./a.out 
Enter number: 2345432
Number '2345432' is a palindrome.
$ ./a.out 
Enter number: 3242
Number '3242' is not a palindrome.