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Jan 26th, 2023
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  1. # bool_var = True
  2. # arr = []
  3. # string_s = " "
  4. # number = 0
  5. # if bool_var == True:
  6. # print("bool_var is true")
  7. # if bool_var:
  8. # print("bool_var is true")
  9.  
  10. # if len(arr) > 0:
  11. # print("arr isn't empty")
  12. #
  13. # if arr:
  14. # print("arr isn't empty")
  15.  
  16. # if len(string_s) > 0:
  17. # print("string isn't empty")
  18. # if string_s != "":
  19. # print("string isn't empty")
  20. # if string_s:
  21. # print("string isn't empty")
  22.  
  23. # if number:
  24. # print("number isn't 0")
  25.  
  26. counter = 0
  27.  
  28. # while counter < 10: #while используется только тогда, когда мы заранее не знаем о кол-ве повторений
  29. # print(counter)
  30. # counter += 1
  31.  
  32.  
  33. number = 15
  34. summ = 0
  35. arr = [10, 12, 432, 3245, 4653, 4563, 67543, 7564, 345, 234]
  36.  
  37. # for _ in range(15): # нижнее подчеркивание вместо названия переменной цикла используется, когда нам эта переменная не нужна
  38. # print("*")
  39. #
  40. # for i in range(number):
  41. # summ += i
  42. # print(summ)
  43.  
  44. # for el in arr:
  45. # print(el)
  46.  
  47.  
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