题出自---------------------------零基础学C语言

#include<stdio.h>
#include<string.h>
int judge();
int main()
{int i;i = judge();if (i == 1){printf("该字符串是回文。\n");}else if (i == 0){printf("该字符串不是回文。\n");}
}
int judge()
{char a[50];int lenth;int i;gets_s(a);lenth = strlen(a);for (i = 0; i < lenth/2; i++){if (a[i] != a[lenth - i - 1]){return 0;}elsereturn 1;}
}