text: # What should be printing the next snippet of code?
  intNum = 10
  negativeNum = -5
  testString = "Hello "
  testList = [1, 2, 3]
  
  print(intNum * 5)
  print(intNum - negativeNum)
  print(testString + 'World')
  print(testString * 2)
  print(testString[-1])
  print(testString[1:])
  print(testList + testList)
  
  # The sum of each three first numbers of each list should be resulted in the last element of each list
  matrix = [
      [1, 1, 1, 3],
      [2, 2, 2, 7],
      [3, 3, 3, 9],
      [4, 4, 4, 13]
  ]
  matrix[1][-1] = sum(matrix[1][:-1])
  matrix[-1][-1] = sum(matrix[-1][:-1])
  print(matrix)
  
  # Reverse string str[::-1]
  testString = "eoD hnoJ,01"
  testString = testString[::-1]
  print(testString)
  
  n = 0
  while n < 10:
      if (n % 2) == 0:
          print(n, 'even number')
      else:
          print(n, 'odd number')
      n = n + 1
  