What does the shell of an operating system do?
changes the operating system so that it can be installed on smartphones
generates a printed list of the inputs and outputs of the os
creates files and sets up a system so files are managed efficiently
provides a user interface that enables users to interact with the os

When analyzing data sets, such as data for human heights or for human weights, a common step is to adjust the data. this can be done by normalizing to values between 0 and 1, or throwing away outliers. for this program, adjust the values by subtracting the smallest value from all the values. the input begins with an integer indicating the number of integers that follow. ex: if the input is 5 30 50 10 70 65, the output is: 20 40 0 60 55