check a string is palindrome or not
#include <stdio.h>
#include <string.h>
int main()
{
char str[80];
int length;
printf("nEnter a string to check if it's a palindrome: ");
scanf("%s", str); // string input
length = strlen(str); // finding the string length
int i, j, count;
for (i = 0, j = length - 1, count = 0; i < length; i++, j--)
{
// matching string first character with the string last character
if (str[i] == str[j])
{
count++; // if character match, increasing count by one.
}
}
if (count == length) // if count == length, then the string is a palindrome.
{
printf("'%s' is a palindrome.n", str);
}
else // otherwise the string is not a palindrome.
{
printf("'%s' is not a palindrome.n", str);
}
return 0;
}