text = input("enter some words").lower()
A = "a" 
E = "e" 
I = "i" 
O = "o" 
U = "u" 
a = text.count(A)
e = text.count(E)
i = text.count(I)
o = text.count(O)
u = text.count(U)
print("count of A:", a)
print("count of e:", e)
print("count of I:", i)
print("count of O:", o)
print("count of U:", u)