Notes
This function is in beta test. Please help improve it in the issues
here.
Hints
Your answer may be identical to the JOJ answer in the first several lines.
However, the main problem you meet now is Time Exceeded. And the exit code of your program is -11, which should be 0.
Please double check your code to solve this problem and try again.
Your Answer
2745
JOJ Answer
1289 774 723 747 1007 652 365 722 805 155 831 544 706 361 764 514 882 1046 1045 885 441 1419 753 913 535 638 806 685 946 695 1257 629 1441 1400 833 589 824 612 864 727 955 249 414 824 800 691 475 774 913 638 687 353 940 1051 663 1171 670 813 345 655 718 271 951 619 745 386 433 644 759 320 762 360 710 1009 539 860 637 1216 603 1493 361 1485 998 297 659 432 775 739 603 935 1494 720 591 477 566 609 448 907 400 574 647 689 651 821 1058 678 439 693 668 748 825 437 617 705 776 588 1092 716 749 639 524 914 492 1200 849 700 477 650 774 459 673 695 621 788 857 757 742 457 662 762 1099 733 692 989 758 614 255 654 855 824 479 402 674 966 440 726 1016 367 519 1058 640 576 217 797 931 869 394 625 611 1169 427 498 527 874 314 646 749 817 768