灰太狼Polaris的专栏

TinyXml使用与简单例子应用（C++语言），xml文件读取，c++

题目：All DNA is composed of a series of nucleotides abbreviated as A, C, G, and T, for example: “ACGAATTCCG”. When studying DNA, it is sometimes useful to identify repeated sequences within the DNA.Write

题目You have a total of n coins that you want to form in a staircase shape, where every k-th row must have exactly k coins.Given n, find the total number of full staircase rows that can be formed.n is a

编程中经常遇到将int类型转换为string类型的情况，在网上看了几种方法后，觉得利用stringstream还是印象深刻，stringstream相当于将数据输入，然后根据输出类型，输出想要的数据，废话不多说，上代码