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  1. import re
  2. from itertools import combinations
  3.  
  4. def is_valid_name(name, symbol):
  5. 	if not re.match(r'^[A-Z][a-z]$', symbol): return False
  6. 	one, two = symbol.lower()
  7. 	name = name.lower()
  8. 	try:
  9. 		if one == two:
  10. 			if name.count(one) < 2: return False
  11. 		if name.index(one) > name.rindex(two): return False
  12. 	except: return False
  13. 	return True
  14.  
  15. # Bonus 1:
  16. def find_symbol(name):
  17. 	name = name.lower()
  18. 	first = min(name)
  19. 	if name.index(first) == len(name) - 1:
  20. 		first = min(name[:-1])
  21. 	second = min(name[name.index(first)+1:])
  22. 	return first.upper() + second
  23.  
  24. # Bonus 2:		
  25. def how_many(name):
  26. 	c = combinations(name.lower(), 2)
  27. 	return len(set(c))
  28.  
  29. # Bonus 3:
  30. def how_many2(name):
  31. 	total = len(set(name)) + 1
  32. 	total += sum(len(set(combinations(name, x))) for x in range(2, len(name)))
  33. 	return total
  34.  
  35.  
  36. # # * # # * # # * # # * Tests: # # * # # * # # * # # * 
  37. valid_test = [('Spenglerium', 'Ee'),
  38.          ('Zeddemorium', 'Zr'),
  39.          ('Venkmine', 'Kn'),
  40.          ('Stantzon', 'Zt'),
  41.          ('Melintzum','Nn'),
  42.          ('Tullium','Ty'),
  43.          ('Test', 'ts')]
  44.  
  45. for test in valid_test:
  46. 	print(test[0], test[1], is_valid_name(test[0], test[1]))
  47.  
  48. print(' * * * Bonus 1: * * * ')
  49. bonus1 = ('Gozerium', 'Slimyrine')
  50. for test in bonus1:
  51. 	print(test, find_symbol(test))
  52.  
  53. print(' * * * Bonus 2: * * * ')
  54. print('Zuulon', how_many('Zuulon'))
  55.  
  56. print(' * * * Bonus 3: * * * ')
  57. print('Zuulon', how_many2('Zuulon'))
  58.  
Success #stdin #stdout 0.03s 9944KB
comments ()
stdin
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Standard input is empty
stdout
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Spenglerium Ee True
Zeddemorium Zr True
Venkmine Kn True
Stantzon Zt False
Melintzum Nn False
Tullium Ty False
Test ts False
 * * * Bonus 1: * * * 
Gozerium Ei
Slimyrine Ie
 * * * Bonus 2: * * * 
Zuulon 11
 * * * Bonus 3: * * * 
Zuulon 47
https://ideone.com/hFPK7G
language:
Python 3 (python  3.12)
created:
8 years ago
visibility:
public

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