# include<iostream> # include<cstring> using namespace std; string exchange(string s){ //将小写元音字母改成大写 int len; len=s.size(); for(int k=0;k<len;k++) { if(s[k]>='A'&&s[k]<='Z') s[k]=s[k]+32; if(s[k]=='a'||s[k]=='e'||s[k]=='i'||s[k]=='o'||s[k]=='u') s[k]=s[k]-32; } return s; } int main(){ int T,i; cin>>T; string a[T]; for(i=0;i<T;i++) cin>>a[i]; for(i=0;i<T;i++) cout<<exchange(a[i])<<endl; return 0; }