题目链接: Basic Data Structure Time Limit: 7000/3500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 207 Accepted Submission(s): 41 Problem Description Mr. Frog learned a basic data structure recently, which is called
Sliding Window Time Limit: 12000MS Memory Limit: 65536K Total Submissions: 41844 Accepted: 12384 Case Time Limit: 5000MS Description An array of size n ≤ 106 is given to you. There is a sliding window of size k which is moving from the very left
简介 ForkJoinPool管理着ForkJoinWorkerThread线程,ForkJoinWorkerThread线程内部有一个双端队列,这个双端队列主要由一个数组queue.数组下标queueBase.数组上标queueTop三个值保证. ForkJoinTask<?>[] queue:数组的大小必须是2的n次方,方便将取模转换为移位运算: int queueTop:标识下一个被push或者pop的位置,这个值只会被当前线程修改,因些没有加volatile修饰: volatile i