Linked Lists class Link: empty = () definit_(self, first, rest=empty): assert rest is Link.empty or isinstance(rest, Link) self.first = first self.rest=rest Linked Lists: Write a recursive function flip_two that takes as input a linked list Ink and mutates Ink so that every pair is flipped. def flip_two(lnk): BEB >>> one_lnk= Link (1) >>> flip_two (one_lnk) >>> #one_lnk should look like: Link (1) >>> Ink = Link (1, Link (2, Link(3, Link (4, Link (5))))) >>> flip_two(lnk) >>> #Ink should look like: Link (2, Link (1, BHO Link (4, Link (3, Link (5)))))
Linked Lists class Link: empty = () definit_(self, first, rest=empty): assert rest is Link.empty or isinstance(rest, Link) self.first = first self.rest=rest Linked Lists: Write a recursive function flip_two that takes as input a linked list Ink and mutates Ink so that every pair is flipped. def flip_two(lnk): BEB >>> one_lnk= Link (1) >>> flip_two (one_lnk) >>> #one_lnk should look like: Link (1) >>> Ink = Link (1, Link (2, Link(3, Link (4, Link (5))))) >>> flip_two(lnk) >>> #Ink should look like: Link (2, Link (1, BHO Link (4, Link (3, Link (5)))))
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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