#include<iostream> #include<cstring> using namespace std; int main(){ int x[200]={0}; x['a']=1,x['e']=1,x['i']=1,x['o']=1,x['u']=1; string s,s1; int t; cin>>t; cin.get(); for(int j=0;j<t;j++){ cin>>s; for(int i=0;i<s.size();i++){ if(x[s[i]]) s[i]-=32; else if(!x[s[i]+32]&&'A'<=s[i]&&s[i]<='Z') s[i]+=32; } s1 = s; cout<<s<<endl; } return 0; }