remove character 'a' or 'A' from a string
#include <bits/stdc++.h>
std::string remove_a (std::string s)
{
}
Describe(any_group_name_you_want)
{
It(should_do_something)
{
Assert::That("codewars", Equals("codewrs"));
Assert::That("aaaaaaaaaaa", Equals(""));
Assert::That("Apple", Equals("pple"));
}
};