Iskariot
2020-07-17T08:30:04+00:00
天呐,到这一步,死活不知道怎么解了
先说明,不用假设法,用假设法就没意思啦~~~~~
求高手指点啊!!!!!
[img]https://img.nga.178.com/attachments/mon_202007/18/-7Q5-c9s5K2lT1kShs-12h.jpg[/img]
先说明,不用假设法,用假设法就没意思啦~~~~~
求高手指点啊!!!!!
[img]https://img.nga.178.com/attachments/mon_202007/18/-7Q5-c9s5K2lT1kShs-12h.jpg[/img]