后来我搬了很多次家，住过各种各样的房子，但总会回想起这个童年的屋子。那是千禧年特有的色调：经济昂扬向上，物质尚不丰裕，但希望充盈，安放着人生中最漫长悠闲的时光。
“Some things don’t change,” Milner says with a chuckle when asked whether his desire to prove people wrong was as strong as ever after his 40th birthday last month. “There’s people who are always going to doubt you but that’s always something that’s been at my forefront: to prove them wrong.”，推荐阅读爱思助手下载最新版本获取更多信息
sum of weights += candidate.weight，这一点在同城约会中也有详细论述
定存什么：要下标/距离就栈里存索引，只要值就存值或存索引再 nums[i] 取。