ID 题目 显示标签 隐藏标签 AC / 尝试 难度
663 P1635D   Infinite Set 0 / 0 6
662 P1635E   Cars 0 / 0 8
661 P1635F   Closest Pair 0 / 0 10
660 P1637A   Sorting Parts 0 / 0 3
659 P1637B   MEX and Array 0 / 0 3
658 P1637C   Andrew and Stones 0 / 0 4
657 P1637D   Yet Another Minimization Problem 0 / 0 6
656 P1637E   Best Pair 0 / 0 7
655 P1637F   Towers 0 / 0 9
654 P1637G   Birthday 0 / 0 10
653 P1637H   Minimize Inversions Number 0 / 0 10
652 P1638A   Reverse 0 / 0 3
651 P1638B   Odd Swap Sort 0 / 0 3
650 P1638C   Inversion Graph 0 / 0 4
649 P1638D   Big Brush 0 / 0 7
648 P1638E   Colorful Operations 0 / 0 9
647 P1638F   Two Posters 0 / 0 10
646 P1639A   Treasure Hunt 0 / 0 (无)
645 P1639B   Treasure Hunt 0 / 0 (无)
644 P1639C   Treasure Hunt 0 / 0 (无)
643 P1639D   Treasure Hunt 0 / 0 (无)
642 P1639E   Treasure Hunt 0 / 0 (无)
641 P1639F   Treasure Hunt 0 / 0 (无)
640 P1639G   Treasure Hunt 0 / 0 (无)
639 P1639H   Treasure Hunt 0 / 0 (无)
638 P1639I   Treasure Hunt 0 / 0 (无)
637 P1639J   Treasure Hunt 0 / 0 (无)
636 P1639K   Treasure Hunt 0 / 0 (无)
635 P1641A   Great Sequence 0 / 0 4
634 P1641B   Repetitions Decoding 0 / 0 7
633 P1641C   Anonymity Is Important 0 / 0 8
632 P1641D   Two Arrays 0 / 0 10
631 P1641E   Special Positions 0 / 0 10
630 P1641F   Covering Circle 0 / 0 10
629 P1642A   Hard Way 0 / 0 3
628 P1642B   Power Walking 0 / 0 3
627 P1644A   Doors and Keys 0 / 0 3
626 P1644B   Anti-Fibonacci Permutation 0 / 0 3
625 P1644C   Increase Subarray Sums 0 / 0 4
624 P1644D   Cross Coloring 0 / 0 5
623 P1644E   Expand the Path 0 / 0 6
622 P1644F   Basis 0 / 0 10
621 P1646A   Square Counting 0 / 0 3
620 P1646B   Quality vs Quantity 0 / 0 3
619 P1646C   Factorials and Powers of Two 0 / 0 5
618 P1646D   Weight the Tree 0 / 0 7
617 P1646E   Power Board 0 / 0 8
616 P1646F   Playing Around the Table 0 / 0 10
615 P1647A   Madoka and Math Dad 0 / 0 3
614 P1647B   Madoka and the Elegant Gift 0 / 0 4
613 P1647C   Madoka and Childish Pranks 0 / 0 4
612 P1647D   Madoka and the Best School in Russia 0 / 0 6
611 P1647E   Madoka and the Sixth-graders 0 / 0 9
610 P1647F   Madoka and Laziness 0 / 0 10
609 P1648A   Weird Sum 0 / 0 4
608 P1648B   Integral Array 0 / 0 6
607 P1648C   Tyler and Strings 0 / 0 6
606 P1648D   Serious Business 0 / 0 10
605 P1648E   Air Reform 0 / 0 10
604 P1648F   Two Avenues 0 / 0 10
603 P1649A   Game 0 / 0 3
602 P1649B   Game of Ball Passing 0 / 0 4
601 P1650A   Deletions of Two Adjacent Letters 0 / 0 3
600 P1650B   DIV + MOD 0 / 0 3
599 P1650C   Weight of the System of Nested Segments 0 / 0 4
598 P1650D   Twist the Permutation 0 / 0 4
597 P1650E   Rescheduling the Exam 0 / 0 6
596 P1650F   Vitaly and Advanced Useless Algorithms 0 / 0 8
595 P1650G   Counting Shortcuts 0 / 0 7
594 P1651A   Playoff 0 / 0 3
593 P1651B   Prove Him Wrong 0 / 0 3
592 P1651C   Fault-tolerant Network 0 / 0 5
591 P1651D   Nearest Excluded Points 0 / 0 6
590 P1651E   Sum of Matchings 0 / 0 10
589 P1651F   Tower Defense 0 / 0 10
588 P1654A   Maximum Cake Tastiness 0 / 0 3
587 P1654B   Prefix Removals 0 / 0 3
586 P1654C   Alice and the Cake 0 / 0 4
585 P1654D   Potion Brewing Class 0 / 0 7
584 P1654E   Arithmetic Operations 0 / 0 8
583 P1654F   Minimal String Xoration 0 / 0 10
582 P1654G   Snowy Mountain 0 / 0 10
581 P1654H   Three Minimums 0 / 0 10
580 P1656A   Good Pairs 0 / 0 3
579 P1656B   Subtract Operation 0 / 0 3
578 P1656C   Make Equal With Mod 0 / 0 4
577 P1656D   K-good 0 / 0 6
576 P1656E   Equal Tree Sums 0 / 0 8
575 P1656F   Parametric MST 0 / 0 10
574 P1656G   Cycle Palindrome 0 / 0 10
573 P1656H   Equal LCM Subsets 0 / 0 10
572 P1656I   Neighbour Ordering 0 / 0 10
571 P1657A   Integer Moves 0 / 0 3
570 P1657B   XY Sequence 0 / 0 3
569 P1657C   Bracket Sequence Deletion 0 / 0 4
568 P1657D   For Gamers 0 / 0 7
567 P1657E   Star MST 0 / 0 8
566 P1657F   Words on Tree 0 / 0 10
565 P1658A   Marin and Photoshoot 0 / 0 3
564 P1658B   Marin and Anti-coprime Permutation 0 / 0 3

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