摘要：
You work in a company which organizes marriages. Marriages are not that easy to be made, so, the job is quite hard for you. The job gets more difficul 阅读全文
摘要：
A bit is a binary digit, taking a logical value of either 1 or 0 (also referred to as "true" or "false" respectively). And every decimal number has a 阅读全文
摘要：
You are playing a two player game. Initially there are n integer numbers in an array and player A and B get chance to take them alternatively. Each pl 阅读全文