Saturday, 12 March 2011

Write a function which returns 1 if the given number is palindrome otherwise returns 0

#include<stdio.h>
#include<conio.h>
int pelindrome(int);
int main()
{
int n,p;
clrscr();
printf("Enter a number : ");
scanf("%d",&n);
p=pelindrome(n);
if(p==1)
printf("%d is pelindrome",n);
else
printf("%d is not pelindrome",n);
getch();
return 0;
}
int pelindrome(int n)
{
char a[6],b[6];
itoa(n,a,10);
strcpy(b,a);
strrev(b);
if(strcmp(a,b)==0)
return 1;
else
return 0;
}
Output:
Enter a number : 123
123 is not pelindrome
Enter a number : 121
121 is palindrome

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