摘要：
Description A friend of you is doing research on the Traveling Knight Problem (TKP) where you are to find the shortest closed tour of knight moves tha 阅读全文
摘要：
Description Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital 阅读全文
摘要：
Description 某部队进行新兵队列训练，将新兵从一开始按顺序依次编号，并排成一行横队，训练的规则如下：从头开始一至二报数，凡报到二的出列，剩下的向小序号方向靠拢，再从头开始进行一至三报数，凡报到三的出列，剩下的向小序号方向靠拢，继续从头开始进行一至二报数。。。，以后从头开始轮流进行一至二报数 阅读全文
摘要：
Description You are given a string consisting of parentheses () and []. A string of this type is said to be correct: (a)if it is the empty string(b)if 阅读全文
摘要：
Description The only printer in the computer science students' union is experiencing an extremely heavy workload. Sometimes there are a hundred jobs i 阅读全文
摘要：
You are to find all the two-word compound words in a dictionary. A two-word compound word is a word in the dictionary that is theconcatenation of exac 阅读全文
摘要：
Description I mean your borrowers of books - those mutilators of collections, spoilers of the symmetry of shelves, and creators of odd volumes. - (Cha 阅读全文
摘要：
Your non-profit organization (iCORE - international Confederation of Revolver Enthusiasts) coordinates a very successful foreign student exchange prog 阅读全文
摘要：
Description The figure shown on the left is left-right symmetric as it is possible to fold the sheet of paper along a vertical line, drawn as a dashed 阅读全文
摘要：
十进制-十六进制 Time Limit: 1 Sec Memory Limit: 128 MB Description 把十进制整数转换为十六进制，格式为0x开头，10~15由大写字母A~F表示。 Input 每行一个整数x，0<= x <= 2^31。 Output 每行输出对应的八位十六进制整数 阅读全文