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  1. #Curses nie działa więc to się nadae tylko do zadań ze spoja :P
  2.  
  3. #loops of whole input
  4. blocks_no = int(input())
  5. patterns = []
  6.  
  7. for i in range(blocks_no):
  8. 	patterns.append(input())
  9.  
  10. for pattern in patterns:
  11. 	rows = int(pattern[0])
  12. 	columns = int(pattern[2])
  13. 	for r in range(rows):
  14. 		if r % 2 != 0:
  15. 			print("".join([".", "*"]*columns)[:columns])
  16. 		else:
  17. 			print("".join(["*", "."]*columns)[:columns])
  18. 	print("")
Success #stdin #stdout 0.02s 9296KB
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https://ideone.com/OiFmfa
language:
Python 3 (python  3.9.5)
created:
4 years ago
visibility:
public

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