comefrom: <doocs>0202.Happy Number_1.py
code: def get_next(n):
      s = 0
      while n > 0:
          n, digit = divmod(n, 10)
          s += digit**2
      return s
masked: def sample_funcname ( var_0 ) :
      var_2 = 0
      while var_0 > 0 :
          var_0 , var_5 = divmod ( var_0 , 10 )
          var_2 += var_5 ** 2
      return var_2
  