摘要：
Background背景Trees are fundamental in many branches of computer science. Current state-of-the art parallel computers such as Thinking Machines' CM-5 are based on fat trees. Quad- and octal-trees are fu... 阅读全文
摘要：
Time limit: 3.000 seconds限时：3.000秒Background背景Filters, or programs that pass "processed" data through in some changed form, are an important class of programs in the UNIX operating system. A pipe is a... 阅读全文
摘要：
Time limit: 3.000 seconds限时：3.000秒Background背景Stacks and Queues are often considered the bread and butter of data structures and find use in architecture, parsing, operating systems, and discrete even... 阅读全文