n = int(input())
cnt = 0
for i in range(n):
x = int(input())
if x > 0:
cnt += 1
print(cnt)
n = int(input())
divs = []
i = 1
while i * i <= n:
if n % i == 0:
divs.append(i)
if i * i != n:
divs.append(n // i)
i += 1
divs.sort()
print(*divs)
Объяснение: