#include<stdio.h>
#include<string.h>
#include<ctype.h>
const char *rev="A 3 HIL JM O 2TUVWXY51SE Z 8 ";
const char *msg[]={"not a palindrome","a regular palindrome","a mirrored string","a mirrored palindrome"};
char r(char ch)
{
if(isalpha(ch))
{
return rev[ch-'A'];
}
return rev[ch-'0'+25];
}
int main()
{
char s[30];
while(scanf("%s",s)==1)
{
int len=strlen(s);
int p=1,m=1;
for(int i=0;i<(len+1)/2;i++)
{
if(s[i]!=s[len-1-i]) //不是回文串
{
p=0;
}
if(r(s[i])!=s[len-1-i]) //不是镜像串
{
m=0;
}
}
printf("%s -- is %s .\n\n",s,msg[m*2+p]);
}
return 0;
}
回文词(Palindromes)(使用常量数组)
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转载自blog.csdn.net/huangziguang/article/details/107765386
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