2017-08-04 leetcode--Divide Two Integers Divide two integers without using multiplication, division and mod operator. If it is overflow, return MAX_INT. 阅读全文…
2017-08-02 leetcode--Power of Two Given an integer, write a function to determine if it is a power of two. 阅读全文…
2017-08-02 leetcode--Single Number II Given an array of integers, every element appears three times except for one, which appears exactly once. Find that single one. 阅读全文…
2017-08-02 leetcode--Single Number Given an array of integers, every element appears twice except for one. Find that single one. 阅读全文…