链接 https://codeforces.com/contest/1462/problem/E2 This is the hard version of this problem. The only difference between the easy and hard versions is the constraints on k and m. In this version of th
元组把多个值组合在一个复合值,元组内的值可以是任意的类型,并不要求是相同的类型 比如let person = ("sunjie", 22)//name的类型是(NSString,Int)值为("sunjie",22) 元组内容的分解 let (name, age) = person // name = sunjie age = 22 如果你只需要不部分的元组的值,分
目录 Chapter9 Dictionary1. list and dictionary2. 修改值:3. 计算名字出现次数4. get()5. Dictionary and Files6. Retrieving lists of keys and values7.items():产生tuples8.计算文件中的名字次数最大值 Chapter10 Tuples1. Tuples Are Li