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Update: 0 <= Li <= 10^6



Compile Errors 


							

					
						

					

			

			
			
			

				

					
					

						

							 Time Limit:  2 Seconds 

							 Memory Limit:  128MB 

							
							 No. of ACs:  126 

							
							 Your best score: 

                                                        
                                                                0
                                                        

                                                        

							 Source: 
							
								
								December Course 2019 Advanced Final Contest   (bensonlzl)
								
							
							
								

								Editorial: 
								
									1
								
							
							
						

					

					
					
					
 
					
					

						
							

								Subtask
								Score
							

						
						
							
								

									1
									7
								

							
								

									2
									9
								

							
								

									3
									19
								

							
								

									4
									23
								

							
								

									5
									11
								

							
								

									6
									31
								

							
								

									7
									0