hdu1039

#include<stdio.h>
#include<string.h>
const int MAXN=200;
char str[MAXN];

bool isvowel(char c)
{
if(c=='a'||c=='e'||c=='i'||c=='u'||c=='o') return true;
else return false;
}
bool judge1(int n) //至少要有一个元音字母
{
for(int i=0;i<n;i++)
{
if(isvowel(str[i]))
return true;
}
return false;
}
bool judge2(int n)
{
for(int i=2;i<n;i++)
{
if(isvowel(str[i-2])&&isvowel(str[i-1])&&isvowel(str[i])) return false;
if(!isvowel(str[i-2])&&!isvowel(str[i-1])&&!isvowel(str[i])) return false;
}
return true;
}
bool judge3(int n)
{
for(int i=1;i<n;i++)
{
if(str[i]==str[i-1]&&str[i]!='e'&&str[i]!='o') return false;
}
return true;
}
int main()
{
int len;
while(scanf("%s",&str)!=EOF)
{
if(strcmp(str,"end")==0) break;
len=strlen(str);
if(judge1(len)==false)
{
printf("<%s> is not acceptable.\n",str);
continue;
}
if(judge2(len)==false)
{
printf("<%s> is not acceptable.\n",str);
continue;
}
if(judge3(len)==false)
{
printf("<%s> is not acceptable.\n",str);
continue;
}
printf("<%s> is acceptable.\n",str);
}
return 0;
}