comefrom: <doocs>0657.Robot Return to Origin_1.py
code: def judgeCircle( moves: str) -> bool:
      x = y = 0
      for c in moves:
          if c == 'R':
              x += 1
          elif c == 'L':
              x -= 1
          elif c == 'U':
              y += 1
          elif c == 'D':
              y -= 1
      return x == 0 and y == 0
masked: def sample_funcname ( var_0 : str ) -> bool :
      var_5 = var_3 = 0
      for var_6 in var_0 :
          if var_6 == 'R' :
              var_5 += 1
          elif var_6 == 'L' :
              var_5 -= 1
          elif var_6 == 'U' :
              var_3 += 1
          elif var_6 == 'D' :
              var_3 -= 1
      return var_5 == 0 and var_3 == 0
  