text: # Copyright 2020 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    https://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  
  import sys
  
  inp = [int(x) for x in open('input01.txt').readlines()]
  PART_A = False
  if PART_A:
      for x in inp:
          for y in inp:
              if x+y == 2020:
                  print(x*y)
                  sys.exit()
  else:
      for x in inp:
          for y in inp:
              for z in inp:
                  if x+y+z == 2020:
                      print(x*y*z)
                      sys.exit()
  
  print("Numbers summing to 2020 not found")
  