摘要:
有时候,很简单的模板题,可能有人没有做出来,(特指 I ),到时候一定要把所有的题目全部看一遍 B 输入样例 3 2 1 2 1 2 3 1 输出样例 1 说明 In the first sample case, the sequence [a1,a2,a3]=[0,1,0][a_1,a_2,a_3 阅读全文
摘要:
第一次体验省赛,加油! A.JB Loves Math JB is good at Math, so he thinks all the math problems in the world are easy. But one day, he meets a math problem which h 阅读全文