摘要： I gunned my deafening engine to life, ignoring the heads that turned inmy direction, and backed carefully into a place in the line of cars that were w 阅读全文

摘要： Given two non-negative numbers num1 and num2 represented as string, return the sum of num1 and num2. Note: 我的第一个想法就是选好两个字符串，然后模拟加法进位，然后用一个字符串接着，同时记住进位 阅读全文

摘要： Last night I'd discovered that Charlie couldn't cook much besides friedeggs and bacon. 昨天晚上我终于发现查理除了煎蛋和熏肉什么也不会做。 So I requested that I be assigned kit 阅读全文