摘要:
题目:Given an array of integers, every element appears twice except for one. Find that single one. 题意及分析:一个数组中,有一个数只出现了一次,其他的出现了两次。要求给出只出现一次的数。这道题,最简单的方 阅读全文
摘要:
题目:Given an array of citations (each citation is a non-negative integer) of a researcher, write a function to compute the researcher's h-index. Accord 阅读全文