Since I did not pass my one-site interview with DM, but I have been invited to attempt again, I decided to partition this directory into two parts: 1. part_one: Hosting the exercises that I completed before my first attempt at earning the job. 2. part_two: Hosting the exercise that I will complete before my second attempt at earning the job.
		
			
				
	
	
		
			51 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import unittest
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| 
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| 
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| def can_two_movies_fill_flight(xs, t):
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|     seeking = set()
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|     for x in xs:
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|         if x in seeking:
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|             return True
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|         else:
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|             seeking.add(t - x)
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|     return False
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| 
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| 
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| # Tests
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| 
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| 
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| class Test(unittest.TestCase):
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|     def test_short_flight(self):
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|         result = can_two_movies_fill_flight([2, 4], 1)
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|         self.assertFalse(result)
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| 
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|     def test_long_flight(self):
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|         result = can_two_movies_fill_flight([2, 4], 6)
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|         self.assertTrue(result)
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| 
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|     def test_one_movie_half_flight_length(self):
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|         result = can_two_movies_fill_flight([3, 8], 6)
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|         self.assertFalse(result)
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| 
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|     def test_two_movies_half_flight_length(self):
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|         result = can_two_movies_fill_flight([3, 8, 3], 6)
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|         self.assertTrue(result)
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| 
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|     def test_lots_of_possible_pairs(self):
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|         result = can_two_movies_fill_flight([1, 2, 3, 4, 5, 6], 7)
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|         self.assertTrue(result)
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| 
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|     def test_not_using_first_movie(self):
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|         result = can_two_movies_fill_flight([4, 3, 2], 5)
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|         self.assertTrue(result)
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| 
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|     def test_only_one_movie(self):
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|         result = can_two_movies_fill_flight([6], 6)
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|         self.assertFalse(result)
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| 
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|     def test_no_movies(self):
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|         result = can_two_movies_fill_flight([], 2)
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|         self.assertFalse(result)
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| 
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| 
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| unittest.main(verbosity=2)
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