cmp的时候用乘法
@[__gcd](/user/149192)
by 丛雨 @ 2021-05-22 19:15:41
@[丛雨](/user/108067) 还是一样的
by __gcd @ 2021-05-22 19:16:58
@[__gcd](/user/149192)
试试long double
by 丛雨 @ 2021-05-22 19:41:36