for in range( )for in range( )for in range( ) give the big- performance of the following code fragmenti while / give the big- performance of the following code fragmentfor in range( ) for in range( ) for in range( ) programming exercises devise an experiment to verify that the list index operator is ( devise an experiment to verify that get item and set item are ( for dictionaries devise an experiment that compares the performance of the del operator on lists and dictionaries given list of numbers in random order write linear time algorithm to find the kth smallest number in the list explain why your algorithm is linear can you improve the algorithm from the previous problem to be ( log( )) algorithm analysis