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  1. import random
  2. class node:
  3. 	def __init__(self,val):
  4. 		self.val=val
  5. 		self.next=None
  6. class mylist:
  7. 	def __init__(self):
  8. 		self.head=None
  9. 		self.tail=None
  10. 		self.rhead=None
  11. 	def push(self,val):
  12. 		if self.head is None:
  13. 			self.head=node(val)
  14. 			self.tail=self.head
  15. 		else:
  16. 			self.tail.next=node(val)
  17. 			self.tail=self.tail.next
  18. 	def myprint(self):
  19. 		temp=self.head
  20. 		a=[]
  21. 		while temp is not None:
  22. 			a.append(temp.val)
  23. 			temp=temp.next
  24. 		print a
  25. 	def myrevprint(self):
  26. 		temp=self.rhead
  27. 		a=[]
  28. 		while temp is not None:
  29. 			a.append(temp.val)
  30. 			temp=temp.next
  31. 		print a
  32. 	def myrev(self):
  33. 		if self.head is None:
  34. 			self.rhead=None
  35. 		else:
  36. 			temp=self.head
  37. 			while temp is not None:
  38. 				if self.rhead is None:
  39. 					self.rhead=temp
  40. 					temp=temp.next
  41. 					self.rhead.next=None
  42. 				else:
  43. 					tmp=self.rhead
  44. 					self.rhead=temp
  45. 					temp=temp.next
  46. 					self.rhead.next=tmp
  47.  
  48. a=mylist()
  49. for i in range(1,25):
  50. 	a.push(int(random.random()*(1<<10)))
  51. a.myprint()
  52. a.myrev()
  53. a.myrevprint()
Success #stdin #stdout 0.02s 10328KB
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stdin
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Standard input is empty
stdout
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[130, 443, 323, 366, 176, 158, 178, 778, 107, 450, 75, 984, 561, 791, 808, 850, 398, 284, 585, 703, 806, 530, 430, 788]
[788, 430, 530, 806, 703, 585, 284, 398, 850, 808, 791, 561, 984, 75, 450, 107, 778, 178, 158, 176, 366, 323, 443, 130]
https://ideone.com/kfezvR
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
secret

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