Средний возраст

ages = [30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40]
count = 0
total = 0

for i in ages:
    if 30 <= i <= 40:
        count += 1
        total += i
medium_age = total // count
print("Средний возраст:", medium_age)