摘要：
In computer science, a heap is a specialized tree-based data structure that satisfies the heap property: if P is a parent node of C, then the key (the 阅读全文
摘要：
The task of this problem is simple: insert a sequence of distinct positive integers into a hash table first. Then try to find another sequence of inte 阅读全文
摘要：
Given N integers, you are supposed to find the smallest positive integer that is NOT in the given list. Input Specification: Each input file contains 阅读全文