标题党
by xiezihan @ 2019-11-18 16:06:50
first. 你的 b 数组没输入
second. 积==和？？
by Wu_Ren @ 2019-11-18 16:41:29
没赋初始值
by yangyihui @ 2019-11-20 20:52:25
你是傻子
by XKing @ 2019-11-27 16:29:25