摘要：
题解：类似于最大上升子序列Iahub got bored, so he invented a game to be played on paper.He writesnintegersa1, a2, ..., an. Each of those integers can be either 0 or... 阅读全文
摘要：
题意：给位数和位数和 求符合要求的最大值和最小值//想法都有了，可是却没有做粗来（你484傻啊⁽⁽ ◟(눈_눈)◞ ⁾⁾）DescriptionYou have a positive integermand a non-negative integers. Your task is to find ... 阅读全文