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  1. from math import acos, sin, cos, radians, floor
  2. RADIUS_MILES = 3963
  3.  
  4. class Solution:
  5. 	def __init__(self):
  6. 		self.city_map = {}
  7. 		pass
  8.  
  9. 	def handle_location(self, line_arr):
  10. 		city = line_arr[1]
  11. 		print(line_arr[2],"degree")
  12. 		lat_rad = radians(float(line_arr[2]))
  13. 		long_rad = radians(float(line_arr[3]))
  14. 		self.city_map[city] = [lat_rad,long_rad]
  15.  
  16. 	def calculate_distance(self,line_arr):
  17. 		city_1 = self.city_map[line_arr[2]]
  18. 		city_2 = self.city_map[line_arr[3]]
  19. 		abs_long_dif = abs(city_1[1]-city_2[1])
  20. 		sin_pro = sin(city_1[0])*sin(city_2[0])
  21. 		cos_pro = cos(city_1[0])*cos(city_2[0])*cos(abs_long_dif)
  22. 		distance = floor(RADIUS_MILES*acos(sin_pro+cos_pro))
  23. 		return ":".join(line_arr[1:]+[str(distance)])
  24.  
  25.  
  26. 	def process(self,line):
  27. 		line_arr = line.split(":")
  28. 		if(line_arr[0] == "LOC"):
  29. 			self.handle_location(line_arr)
  30. 			return line_arr[1]
  31. 		else:
  32. 			return self.calculate_distance(line_arr)
  33. 		pass
  34.  
  35. sol = Solution()
  36. print(sol.process("LOC:CHI:41.836944:-87.684722"))
  37. print(sol.process("LOC:NYC:40.7127:-74.0059"))
  38. print(sol.process("TRIP:C0FFEE1C:CHI:NYC"))
  39.  
Success #stdin #stdout 0.02s 9496KB
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41.836944 degree
CHI
40.7127 degree
NYC
C0FFEE1C:CHI:NYC:714
https://ideone.com/aAA6kq
language:
Python 3 (python  3.9.5)
created:
4 years ago
visibility:
public

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