c回文游戏

// -

# include & ltstdio.h & gt

# include & ltstring.h & gt

Int is(char *str,size_t len) //判断长度为len的字符串str是否为回文。

{

int b=0,e = len-1;

while(b & lt;e)

{

if (str[b]==str[e]) {

b++;

e-;

}

否则返回0;

}

返回1;

}

int main(void)

{

char s[80];

scanf("%79s ",s);//输入一个字符串

If (is (s,strlen(s))printf(" % s \ "是回文\n ",s);

else printf(" % s \ "非回文\n ",s);

返回0;

}

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