data-structures-and-algorithms
401 data structures and algorithms code challenges
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Data Structures and Algorithms
Language: Python
Graph Business Trip
Feature Tasks
Challenge Type: Code Challenge / Algorithm
Method:
- business trip
- Arguments: graph, array of city names
- Return: the cost of the trip (if it’s possible) or null (if not)
Whiteboard Process
Examples
Example
Output
| Input | Output | |—|—| | [Metroville, Pandora, ] | $82 | | [Arendelle, New Monstropolis, Naboo] | $115 | | [Naboo, Pandora] | null | | [Narnia, Arendelle, Naboo] | null |
Unit Tests
see example for testing
Stretch Goal
None