摘要:
题目:Find the total area covered by tworectilinearrectangles in a2Dplane.Each rectangle is defined by its bottom left corner and top right corner as sho... 阅读全文
摘要:
题目:Given an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.提示:此题要求出n阶乘的结尾零的个数。因为当且仅当阶... 阅读全文