c++ contains

c# how do you check if a string contains only digits

check if list contains any empty element in c#

a bag1 contains red blue and green balls and bag2 contains red blue and green balls in c++

Create a class complex that contains two double data members. Overload +, -, and * arithmetic operators, so that they can operate on the object of complex. Then find the expression a-b*c + d (where a, b, c, and d are complex objects).