text: #Using variables
  '''
  name = "João"
  age = "19"
  print("name: " + name)
  print("age: " + age)
  '''
  
  '''
  #String
  #------------------------#
  print("----------------------")
  print("This is a string")
  print("----------------------")
  #------------------------#
  
  #------------------------#
  print("This is\n a string")
  print("----------------------")
  #------------------------#
  
  #------------------------#
  st = "This is a string"
  print(st.lower())
  print(st.upper())
  print(st.upper().isupper())
  print(st.upper().islower())
  print(len(st))
  print(st[0])
  print(st.index("T"))
  print(st.replace("a string", "how to use replace"))
  print("----------------------")
  #------------------------#
  '''
  
  '''
  #Numbers
  #------------------------#
  print("----------------------")
  print(2)
  print(2*2+10)
  print(10%3)
  print("----------------------")
  #------------------------#
  
  #------------------------#
  num = 5
  print(num)
  print(str(num) + " is a number")
  print("----------------------")
  #------------------------#
  
  #------------------------#
  from math import * #Math functions
  num = -2
  print(abs(num))
  print(pow(3, 2))
  print(max(3, 2))
  print(min(3, 2))
  print(round(3.2))
  print(floor(3.2))
  print(ceil(3.2))
  print(sqrt(9))
  print("----------------------")
  #------------------------#
  '''