Test1: Uses STL cmath and algorithm
Test2: Uses STL string, sstream
Test3: Switch, global constants and precision, random numbers and static
Test4: Functions, passing by value and passing by reference, Template Function
Test5: Using simple arrays, using range function in for loop
Test6: Vectors, basic operations
Test7: Vectors of Class
Test8: Static Variables with Classes
Test9: Classes-Inheritance
Test10: Pointers
Test11: Recursion
Test12: Classes-Inheritance
Test13: Classes-Polymorphism
Test14: Sorting Algorithms (Selection, Bubble, Insertion, Merge )
BMI: Example: Using class to calculate BMI