new_contents: #!/usr/bin/env python3
  
  """This script is written by Chuanping Yu, on Jul 24, 2017,
  for the Assignment#1 in IDEaS workshop"""
  
  #Problem 4
  S = 0
  A = 0
  B = 0
  for a in range(100, 1000):
      for b in range(100, 1000):
          num = a*b
          if str(num) == str(num)[::-1] and S < num:
              S = num
              A = a
              B = b
  print(S, "=", A, "*", B)
  
subject: Add Chuanping Yu's solutions to Problem04