k = int(input())
e=0
h=0
t=0
q=0
w=0
A = []
for i in range(k):
    A.append(int(input()))
while e<len(A):
    if A[e]%2==0:
        h+=A[e]
        t+=1
        e+=1
    else:
        q+=A[e]
        w+=1
        e+=1
print(h/t,q/w)