Use C++ for both questions. And please solve both of them, with displays of it working. Thank you.

01-Display numbers in a pyramid pattern). Using nested loop, write a complete and commented void pattern2 int rows 12 4 8 16 8 421 124 8 16 32 16 8421 124 8 16 32 64 32 16842 23567997492 1 2 4 8 16 32 64 128 64 32 16 8 4 2 1 Make sure that your program prompts the user to enter number of rows. 02. Write a complete and commented C++ program using prefix function to return the longest common prefix between two strings: String prefix(const string strl,const string str2) Make sure that your program prompts the user to enter two strings and displays their longest common prefix