写set容器遇到以下问题: C:\Users\admin\Desktop\未命名2.cpp In function 'int main()': 67 98 C:\Users\admin\Desktop\未命名2.cpp [Error] 'set_union' was not declared in this scope 72 1 C:\Users\admin\Desktop\未命名2.cpp [Error] 'set_intersection' is not a member of 'std'…
C#结构体排序 1................................................. 声明 struct data { public string A; public string B; } 创建测试数据 data[] st = new data[4] { new data() { A = "CC", B = "003" }, new data() { A = "BB", B = "002" }…