Practice 2 class GraphApp { Given a list of airline tickets represented by pairs of departure and arrival airports public List findItinerary(String[][] tickets) { // your code goes here } [from, to], reconstruct the itinerary in order. All of the tickets belong to a man who departs from JFK. Thus, the itinerary } must begin with JFK. Note: If there are multiple valid itineraries, Example 1: you should return the itinerary that tickets = [["MUC", "LHR"], ["JFK", "MUC"), ["SFO", "SJC"), ["LHR", "SFO"] has the smallest lexical order when Return ["JFK", "MUC", "LHR", "SFO", "SJC"]. read as a single string. For example, Example 2: the itinerary ["JFK", "LGA"] has a smaller lexical order than ["JFK", tickets = "LGB"]. [["JFK","SFO"],["JFK","ATL"],["SFO","ATL"],["ATL","JFK"),["ATL","SFO")]] All airports are represented by three Return ["JFK","ATL","JFK","SFO","ATL","SFO"]. capital letters (IATA code). Another possible reconstruction is ["JFK","SFO","ATL","JFK","ATL","SFO" You may assume all tickets form at least one valid itinerary.

Practice 2 class GraphApp { Given a list of airline tickets represented by pairs of departure and arrival airports public List findItinerary(String[][] tickets) { // your code goes here } [from, to], reconstruct the itinerary in order. All of the tickets belong to a man who departs from JFK. Thus, the itinerary } must begin with JFK. Note: If there are multiple valid itineraries, Example 1: you should return the itinerary that tickets = [["MUC", "LHR"], ["JFK", "MUC"), ["SFO", "SJC"), ["LHR", "SFO"] has the smallest lexical order when Return ["JFK", "MUC", "LHR", "SFO", "SJC"]. read as a single string. For example, Example 2: the itinerary ["JFK", "LGA"] has a smaller lexical order than ["JFK", tickets = "LGB"]. [["JFK","SFO"],["JFK","ATL"],["SFO","ATL"],["ATL","JFK"),["ATL","SFO")]] All airports are represented by three Return ["JFK","ATL","JFK","SFO","ATL","SFO"]. capital letters (IATA code). Another possible reconstruction is ["JFK","SFO","ATL","JFK","ATL","SFO" You may assume all tickets form at least one valid itinerary.

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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Question

Please answer the question in the screenshot. Please use the starter code.

Practice 2
class GraphApp {
public List<String>
Given a list of airline tickets represented
by pairs of departure and arrival airports
findItinerary(String[][] tickets) {
[from, to], reconstruct the itinerary in
// your code goes here
order. All of the tickets belong to a man
}
who departs from JFK. Thus, the itinerary
}
must begin with JFK.
Note:
Example 1:
If there are multiple valid itineraries,
you should return the itinerary that
tickets = [["MUC", "LHR"], ["JFK", "MUC"], ["SFO", "SJC"], ["LHR", "SFO"]]
has the smallest lexical order when
Return ["JFK", "MUC", "LHR", "SFO", "SJC"].
read as a single string. For example,
Example 2:
the itinerary ["JFK", "LGA"] has a
smaller lexical order than ["JFK",
tickets =
"LGB"].
[["JFK","SFO"],["JFK","ATL"],["SFO","ATL"],["ATL","JFK"],["ATL","SFO")]
All airports are represented by three
Return ["JFK","ATL","JFK","SFO","ATL","SFO"].
capital letters (IATA code).
Another possible reconstruction is ["JFK","SFO","ATL","JFK","ATL","SFO"]
You may assume all tickets form at
least one valid itinerary.

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