(悬关)普及-题我都陷入死循环了QAQ

P1827 [USACO3.4] 美国血统 American Heritage

for (int i = 0; i < len; i++) 应该是 for (int i = 0; i <= len; i++) @[WZRYWZWY](/user/704668)
by Glacial_Shine @ 2023-09-25 19:23:41


@[konjac_HZX](/user/363139) 谢谢大佬QAQ
by WZRYWZWY @ 2023-09-25 19:23:49


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