Show step by step operations when insertion algorithm is used to sort the following  sequence:  -2 -1 3 -4 -3 1

PLEASE Show how to sort n integers in the range 1 to n2 in O(n) time.

A school uses the array to call an attendance register every morningWrite an algorithm using iteration to:• display the name of each student one at a time from studentnames• take as input whether that student is present or absent• display the total number of present students and number of absent students in asuitablemessage, after all student names have been displayed.