n = int(input())
arr = list(map(int,input().split()))
count_fu = 0
sum_z = 0
count_z = 0
for i in arr:
    if i < 0:
        count_fu += 1
    if i > 0:
        sum_z += i
        count_z += 1
if count_z == 0:
    print(str(count_fu) + " 0")
else:
    print(str(count_fu) + " " + str(sum_z/count_z))