output_description: If the product is odd, print `Odd`; if it is even, print `Even`.
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      a b
attempt: T = 0
  X = 1
  Y = 2
  item = input()
  tabiji = [[0, 0, 0]]
  for i in range(1, int(item) + 1):
      tabiji.append(input().split(" "))
  
  a = "Yes"
  for i in range(0, len(tabiji) - 1):
      time = int(tabiji[i + 1][T]) - int(tabiji[i][T])
      dX = int(tabiji[i + 1][X]) - int(tabiji[i][X])
      dY = int(tabiji[i + 1][Y]) - int(tabiji[i][Y])
      for j in range(time):
          if dX > 0:
              dX -= 1
          elif dX < 0:
              dX += 1
          elif dY > 0:
              dY -= 1
          elif dY < 0:
              dY += 1
          if dX == 0 and dY == 0 and (time - j + 1) % 2 == 1:
              a = "No"
              break
          elif dX == 0 and dY == 0 and (time - j + 1) % 2 == 0:
              break
      if dX != 0 or dY != 0:
          a = "No"
  
  print(a)
  
problem_description: Statement
  
  AtCoDeer the deer found two positive integers, a and b. Determine whether the
  product of a and b is even or odd.
samples: [{"input": "3 4", "output": "Even\n    \n\nAs 3 \u00d7 4 = 12 is even, print `Even`.\n\n* * *"}, {"input": "1 21", "output": "Odd\n    \n\nAs 1 \u00d7 21 = 21 is odd, print `Odd`."}]