例 7-11

#include<stdio.h>

int main(void)

{

    int i,n,m;

    char s[10];

 

    printf("Enter a string:");

    i=0;

    while((s[i]=getchar())!='\n')

        i++;

    s[i]='\0';

 

    for(n=0,m=i-1;n<m;n++,m--)

        if(s[n]!=s[m])

            break;

        if(n>=m)

            printf("It is a plalindrome\n");

        else

            printf("It is not a plalindrome\n");

 

        return 0;

}