输入大于2的自然数 x = int(input('请输入一个大于2的自然数:'))P = []f = []for i in range(x + 1): if i > 2 and i % 2 == 0: f.append(1) else: f.append(0)i = 3while i * i <= x: if f[i] == 0: j = i * i while j <= x: python 2023-07-11 50 点赞 0 评论 75 浏览