What is null pointer and void pointer?
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Problem 5: Hero's Formula is A method for calculating the area of a triangle when you know the lengths of all three sides. Let a, b, c be the lengths of the sides of a triangle. The area is given by:A= pp-ap-b(p-c) | wherep= a+b+c2 | | Write a C-language code to calculate area of triangle using above method. Take the three lengths of the triangle from the user and display the area that your program calculates.
What is the difference between structure and class?
Show the declaration for a static member variable.
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Write a function to perform the substraction of two numbers. Eg: char N1="123", N2="478", N3=-355(N1-N2).
How delete [] is different from delete?
What happens when the extern "c" char func (char*,waste) executes?
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