摘要: 1 a, b = 3, 4 2 c, d = 3, 4 3 4 a, b = b, a + b 5 c = d 6 d = c + d 7 print(a, b, c, d) 输出: 4 7 4 8 因为a, b和b, a + b都是元祖(tuple) 先计算(b, a + b)的元祖为(4, 7) 阅读全文
posted @ 2017-10-02 14:55 CodingIsBeautiful 阅读(1480) 评论(0) 推荐(0)