摘要：
Given a positive 32-bit integer n, you need to find the smallest 32-bit integer which has exactly the same digits existing in the integer n and is gre 阅读全文
摘要：
Given a circular array (the next element of the last element is the first element of the array), print the Next Greater Number for every element. The 阅读全文
摘要：
You are given two arrays (without duplicates) nums1 and nums2 where nums1’s elements are subset of nums2. Find all the next greater numbers for nums1' 阅读全文