#include <iostream> #include <string> #include <cctype> using namespace std; bool isVowel(char c) { c = tolower(c); return c=='a'||c=='e'||c=='i'||c=='o'||c=='u'; } int main() { int T; cin >> T; while(T--) { string s; cin >> s; string ans; for(char ch : s) { if(isVowel(ch)) ans += toupper(ch); else ans += tolower(ch); } cout << ans << endl; } return 0; }