Object Oriented Programing

with Dry run

Write a program that take record of trees in any organization. Record must include type(String), ID(int), height(float). ID is unique. Your program should also be able to store record in a text file when any object is created. It should display all records from file when method displayFromFileo will be called Also dry run your code. Question 3 5+5 Write a program that will ask user to enter string, it should print valid if string start will alphabet and contain any digit in between, otherwise it should throw exception of invalid string. Also dry run your code