【经典C程序】判断回文数

vim palindrome.c

#include 
#include 
#include 

int main()
{
        char str[50], i=0;
        int str_len;

        printf("Please enter a word to check Palindrome : ");
        scanf("%s",str);
        printf("Entered word: %sn", str);

        while (1)
        {
                str_len = strlen(str) - (i + 1);

                if (str[i] == str[str_len])
                {
                        if (i == str_len || i+1 == str_len)
                        {
                                printf("Entered word "%s" is a palindromen", str);
                                break;
                        }
                        i++;
                } else {
                        printf("Entered word "%s" is not a palindrome.n",str);
                        break;
                }
        }

        return 0;
}