comefrom: <doocs>2200.Find All K-Distant Indices in an Array_1.py
code: def findKDistantIndices( nums: List[int], key: int, k: int) -> List[int]:
      ans = []
      n = len(nums)
      for i in range(n):
          for j in range(n):
              if abs(i - j) <= k and nums[j] == key:
                  ans.append(i)
                  break
      return ans
masked: def sample_funcname ( var_0 : List [ int ] , var_3 : int , var_4 : int ) -> List [ int ] :
      var_5 = [ ]
      var_7 = len ( var_0 )
      for var_9 in range ( var_7 ) :
          for var_10 in range ( var_7 ) :
              if abs ( var_9 - var_10 ) <= var_4 and var_0 [ var_10 ] == var_3 :
                  var_5.append ( var_9 )
                  break
      return var_5
  