sort dictionary inside array, and find match between 2 array

findMatch

                let loggedIn_array = ((loggedInUserSolution.valueForKey("solutions") as? NSArray ?? NSArray()).sort{
                    (($0 as? Dictionary<String, String> ?? Dictionary<String, String>())["solution_id"]) < (($1 as? Dictionary<String, String> ?? Dictionary<String, String>())["solution_id"])
                    }) as NSArray
                let opposite_array = ((oppositeUserSolution.valueForKey("solutions") as? NSArray ?? NSArray()).sort{
                    (($0 as? Dictionary<String, String> ?? Dictionary<String, String>())["solution_id"]) < (($1 as? Dictionary<String, String> ?? Dictionary<String, String>())["solution_id"])
                    }) as NSArray
                
                
                print("loggedIn_array ::\(loggedIn_array)")
                print("opposite_array ::\(opposite_array)")
                
                if (loggedIn_array.count == opposite_array.count) {
                    print("same count")
                    
                    if(loggedIn_array == opposite_array){
                        print("same and match")
                        // redirect to Congragulation page
                        let vc:CongratulationViewController = CongratulationViewController()
                        self.navigationController?.showViewController(vc, sender: self)
                    } else {
                        print("same but doesnot match")
                        // redirect to DisputeSolutionViewController
                        let vc:DisputeSolutionViewController = DisputeSolutionViewController()
                        vc.disputeConversationId = conversationID
                        self.navigationController?.showViewController(vc, sender: self)
                    }
                }else{
                    print("not a same count")
                    // array count not same
                    let vc:DisputeSolutionViewController = DisputeSolutionViewController()
                    vc.disputeConversationId = conversationID
                    self.navigationController?.showViewController(vc, sender: self)
                }