求缺省数字时可以使用异或进行求解，时间复杂度为O(N)。 我们都知道，异或的特点就是相同为0，相异为1 ，比如：
I have to make a torpedo game for school with a toplist for it. I want to store it in a folder structure near the JAR: /Torpedo/local/toplist/top_i.dat, where the i is the place of that score. The fil
加载中,请稍侯......