Privacy-Preserving Query Scheme (PPQS) for Location-Based Services in Outsourced Cloud

Algorithm 5

Range retrieval.

Input: ,
Output:
(1)	Initialize to an empty list;
(2)	for each in do
(3)	;
(4)	for each do
(5)	Calculates ;
(6)	Performs the distance comparison algorithm and calculates;
(7)	;
(8)	end for
(9)	;
(10)	end for
(11)	the LRC sends to the TRC;