Question 1 Write a program that accepts two numbers from the user and swaps the two numbers without using a temporary variable

Question 2 Write a program that accepts a 3x3 matrix from the user and finds the transpose of it

Question 3 Write a function that takes two integers finds out which is smaller and then assigns zero to the smaller variable and returns the value

Question 4 Explain Brief about class and objects

Question 5 Implement a class stack which simulates the operations of the stack allowing LIFO operations. Also implement push and pop operations for the stack

Question 6 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). Also discuss the advantage and disadvantage of operator overloading in brief