How to use it. 1  Open Excel & VBA editor 2  (+) Insert the code below under Sheet1. 3  Go back to Excel and select your desired range to fill with random & non-repeating numbers.  Execute the macro (+)
See also What are the rules about using an underscore in a C++ identifier; a lot of the same rules apply to both C and C++, though the embedded double-underscore rule is in C++ only, as mentioned at the top of this answer. Names with double leading underscores are reserved for use by the implementation.
Data Type Ranges. For the latest documentation on Visual Studio 2017, see Visual Studio 2017 Documentation. Visual C++ 32-bit and 64-bit compilers recognize the types in the table later in this article. If its name begins with two underscores (__), a data type is non-standard. The ranges that are specified in the following table are inclusive-inclusive.