摘要：
The Collatz SequenceTime limit: 3.000 secondsAn algorithm given by Lothar Collatz produces sequences of integers, and is described as follows:Step 1:C... 阅读全文
摘要：
Hangman JudgeTime limit: 3.000 secondsIn ``Hangman Judge,'' you are to write a program that judges a series of Hangman games. For each game, the answe... 阅读全文