#include <iostream> #include <string> using namespace std; int t; string n; int main() { cin>>t; for(int i=1;i<=t;i++){ cin.get(); getline(cin,n); for(int i=0;i<n.size();i++){ if(n[i]=='a'||n[i]=='e'||n[i]=='i'||n[i]=='o'||n[i]=='u'){ cout<<(char)(n[i]-32); }else{ if(n[i]=='A'||n[i]=='E'||n[i]=='I'||n[i]=='O'||n[i]=='U'){ cout<<n[i]; }else{ if(n[i]>='A'&&n[i]<='Z'){ cout<<(char)(n[i]+32); }else{ cout<<n[i]; } } } } cout<<endl; } }