give me full code for both the questions

Sorting Arrays In this chapter the only sorting algorithm we use is the selection sort. It involves finding the smallest element in the list, putting it in the lowest index, and then finding the second lowest and putting it in the second index, and this goes on until we reach the end of our array and it is sorted. You can do this using the following code: Assignment Portion - hand in once completed *Use System.current TimeNano0 to track the time that it takes before using the algorithms