#include<iostream> using namespace std; int main(){ char a; cin>>a; if (a == 'a' || a == 'e' || a == 'i' || a == 'o' || a == 'u'){ cout << "lower vower"; } else if (a == 'A' || a == 'E' || a == 'I' || a == 'O' || a == 'U'){ cout << "upper vower"; } else if (97 <= a && a <= 122) { cout << "lover letter"; } else if(65 <= a && a <= 90){ cout << "upper letter"; } else if(48 <= a && a <= 57){ cout << "digit"; } else { cout << " other"; } }