A Simple Problem with Integers 这个题目首先要打表找规律,这个对2018取模最后都会进入一个循环节,这个循环节的打表要用到龟兔赛跑. 龟兔赛跑算法 floyed判环算法 这个算法我觉得还是很有意思的,可以学习一下. 不过这个题目这个算法打表还是有点难写的. 由这个算法可以得到这个循环节的最大长度是6 最大入环距离是4. 为什么有些循环节不是6,还是可以用6呢,因为每个元素平方最大周期为6,且6是其他所有周期的公倍数. 然后学完之后还是不太会这个题目怎么写,2018…
http://acm.hdu.edu.cn/showproblem.php?pid=3303 Harmony Forever Time Limit: 20000/10000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 813 Accepted Submission(s): 222 Problem Description We believe that every inh…
题目网址:http://acm.hdu.edu.cn/showproblem.php?pid=6047 题目: Maximum Sequence Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 90 Accepted Submission(s): 44 Problem Description Steph is extremely o…
任意门:http://acm.hdu.edu.cn/showproblem.php?pid=2795 Billboard Time Limit: 20000/8000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 28743 Accepted Submission(s): 11651 Problem Description At the entrance to the un…