class Solution {
    public boolean isValid(String word) {
        if(word.length()<3){
            return false;
        }
        int countV=0,countC=0;//分别统计原音和辅音
        for(int i=0;i<word.length();i++){
            if(Character.isLetterOrDigit(word.charAt(i))){
                if(word.charAt(i)=='a'||word.charAt(i)=='e'||word.charAt(i)=='i'||word.charAt(i)=='o'||word.charAt(i)=='u'||word.charAt(i)=='A'||word.charAt(i)=='E'||word.charAt(i)=='I'||word.charAt(i)=='O'||word.charAt(i)=='U'){
                    countC++;
                }
                else if(Character.isLetter(word.charAt(i))){
                    countV++;
                }
            }
            else{
                return false;
            }
        }
        return countC>0&&countV>0;
    }
}

class Solution(object):
    def isValid(self, word):
        if len(word)<3:
            return False
        countV,countC=0,0;#分别统计原音和辅音
        for i in range(len(word)):
            if word[i].isdigit() or word[i].isalpha():
                if word[i]=="a" or word[i]=="e" or word[i]=="i" or word[i]=='o' or word[i]=='u' or word[i]=='A' or word[i]=='E' or word[i]=='I' or word[i]=='O' or word[i]=='U':
                    countC+=1
                elif word[i].isalpha():
                    countV+=1
            else:
                return False
        return countC>0 and countV>0