C# and Java generally fit different problems better than C++. If one can use C# instead of C++ (i.e. can cover all required platforms with it etc.) and it fits

C# and Java generally fit different problems better than C++. If one can use C# instead of C++ (i.e. can cover all required platforms with it etc.) and it fits the required performance profile then that's the saner approach. Apples, oranges, etc.