Discuss polymorphism in c++, C/C++ Programming

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Problem

1. Discuss polymorphism in c++.

Explaining Polymorphism

2. Write a program in c++ to read a 3X2 matrix and find smallest number in that matrix.

Writing program
Writing output

3. Create a class String which stores a string value. Overload ++ operator which converts the characters of the string to uppercase (toupper() library function of "ctype.h" can be used)

Creating class String with overload ++ operator

4. Explain the concepts of virtual functions with an example.

Defining Virtual Function
Example

5. Explain different Stream classes available in C++.

Listing all Stream classes
Explanation of Stream classes

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