Data types in c plus plus and range size of data types

1. Data types
   1. Built in data type
      1. Integral 
         • int
         • char
      2. Void
      3. Floating type
         • float
         • double
   2. User defined data type
      1. structure
      2. union
      3. classes
      4. enumeration
   3. Derived data type
      1. array
      2. function
      3. pointer
      4. reference

Size and range of data types in C++