Write a java program for a real estate agent. The program should perform the following tasks:
1) ask users for the average house price for the each of past 5 years for a single family residence of 1500 square feet.
2) save these data to an array.
3) search for the highest and the lowest amount, and display it to the screen.
Ask for users' input for the past 5 years of housing prices, save them to a file. Open the file, read the data, and display the highest and lowest price.