请问这个错在哪里了 80分...

P1993 小 K 的农场

测试点信息 3ms/804.00KB AC #1 Accepted, 得分 10. ok accepted 130ms/904.00KB AC #2 Accepted, 得分 10. ok accepted 12ms/896.00KB AC #3 Accepted, 得分 10. ok accepted 9ms/900.00KB AC #4 Accepted, 得分 10. ok accepted 9ms/888.00KB WA #5 Wrong Answer. wrong answer On line 1 column 1, read Y, expected N. 8ms/780.00KB WA #6 Wrong Answer. wrong answer On line 1 column 1, read Y, expected N. 8ms/904.00KB AC #7 Accepted, 得分 10. ok accepted 13ms/900.00KB AC #8 Accepted, 得分 10. ok accepted 12ms/928.00KB AC #9 Accepted, 得分 10. ok accepted 226ms/1.01MB AC #10
by 会宁狐狸 @ 2019-10-25 20:53:28


救救蒟蒻....
by 会宁狐狸 @ 2019-10-25 21:06:40


要建个虚点0 再从0开始跑 我之前也错的这里- -
by WSZJJ @ 2019-10-26 08:19:13


多谢了
by 会宁狐狸 @ 2019-10-27 11:50:09


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