Please show ALL steps and explanation (can use classes from API but CANNOT use own classes, objects, and interfaces)

Please show ALL steps and explanations in Java

2. Write a program that asks the user for numbers (int or double, your choice) until a sentinel has been entered. Then return the minimum, maximum, average, and range of the values entered. 2 Write a program that asks the user for numbers (int or double, your choice) until a sentinel has been entered. Then return the minimum, maximum, average, and range of the values entered