| #6701 | BaoBao Loves ReadingShandong Provincial 2019 | |
| #6702 | Stones in the BucketShandong Provincial 2019 | |
| #6703 | Tokens on the SegmentsShandong Provincial 2019 | |
| #6704 | Happy EquationShandong Provincial 2019 | |
| #6705 | MedianShandong Provincial 2019 | |
| #6706 | SekiroShandong Provincial 2019 | |
| #6707 | Special ExperimentGuangzhou Regional 2003 | |
| #6708 | Elevator Stopping PlanGuangzhou Regional 2003 | |
| #6709 | New Go GameGuangzhou Regional 2003 | |
| #6710 | OuternetGuangzhou Regional 2003 | |
| #6711 | Fold Paper StripsGuangzhou Regional 2003 | |
| #6712 | Sum of FactorialsGuangzhou Regional 2003 | |
| #6713 | Task SequencesGuangzhou Regional 2003 | |
| #6714 | Vivian's ProblemGuangzhou Regional 2003 | |
| #6715 | An Array and Several More ArraysUOI 2023 Stage IV Day 1 | |
| #6716 | An Array of Coins and Weighing RequestsUOI 2023 Stage IV Day 1Interactive | |
| #6717 | An Array and Range AdditionsUOI 2023 Stage IV Day 1 | |
| #6718 | An Array and Partial SumsUOI 2023 Stage IV Day 1 | |
| #6723 | Grid with ArrowsShaanxi Provincial 2019 | |
| #6724 | 0689Shaanxi Provincial 2019 | |
| #6725 | Pick UpShaanxi Provincial 2019 | |
| #6726 | Turn It OffShaanxi Provincial 2019 | |
| #6727 | K-hour ClockShaanxi Provincial 2019 | |
| #6728 | To the ParkShaanxi Provincial 2019 | |
| #6729 | Unrooted TrieShaanxi Provincial 2019 | |
| #6730 | CoolbitsShaanxi Provincial 2019 | |
| #6731 | Digit ProductShaanxi Provincial 2019 | |
| #6732 | TasiemkaPetrozavodsk Summer 2014 Day 7 | |
| #6733 | Moniphant SleepXi'an Invitational 2023 | |
| #6734 | Click the CircleXi'an Invitational 2023 | |
| #6735 | TreeXi'an Invitational 2023 | |
| #6736 | Alice and BobXi'an Invitational 2023 | |
| #6737 | NeighbourhoodShaanxi Provincial 2023 | |
| #6738 | CoverShaanxi Provincial 2023 | |
| #6739 | TeleportShaanxi Provincial 2023 | |
| #6740 | FunctionShaanxi Provincial 2023 | |
| #6741 | DigitShaanxi Provincial 2023 | |
| #6742 | LeavesXi'an Invitational 2023 | |
| #6743 | water235Shaanxi Provincial 2023 | |
| #6744 | SquareXi'an Invitational 2023 | |
| #6745 | Delete the TreeXi'an Invitational 2023 | |
| #6746 | Merge the RectanglesXi'an Invitational 2023 | |
| #6747 | PermutationXi'an Invitational 2023 | |
| #6748 | Spin the WheelXi'an Invitational 2023 | |
| #6749 | TargetXi'an Invitational 2023 | |
| #6750 | CalculateShaanxi Provincial 2023 | |
| #6751 | GameShaanxi Provincial 2023 | |
| #6752 | GeometryShaanxi Provincial 2023 | |
| #6753 | MediansShaanxi Provincial 2023 | |
| #6754 | SelectionShaanxi Provincial 2023 | |
| #6755 | 方格染色NOI 2023 Day 1 | |
| #6756 | 桂花树NOI 2023 Day 1 | |
| #6757 | 深搜NOI 2023 Day 1 | |
| #6758 | 贸易NOI 2023 Day 2 | |
| #6759 | 字符串NOI 2023 Day 2 | |
| #6760 | 合并书本NOI 2023 Day 2 | |
| #6761 | ChuanpaiSichuan Provincial 2021 | |
| #6762 | HotpotSichuan Provincial 2021 | |
| #6763 | Triangle PendantSichuan Provincial 2021 | |
| #6764 | Rock Paper ScissorsSichuan Provincial 2021 | |
| #6765 | Don't Really Like How The Story EndsSichuan Provincial 2021 | |
| #6766 | Direction SettingSichuan Provincial 2021 | |
| #6767 | Hourly Coding ProblemSichuan Provincial 2021 | |
| #6768 | Nihongo wa Muzukashii DesuSichuan Provincial 2021 | |
| #6769 | Monster HunterSichuan Provincial 2021 | |
| #6770 | AntsSichuan Provincial 2021 | |
| #6771 | K-skip PermutationSichuan Provincial 2021 | |
| #6772 | Spicy RestaurantSichuan Provincial 2021 | |
| #6773 | True StorySichuan Provincial 2021 | |
| #6774 | Ancient Machine 2JOI Open Contest 2023Interactive | |
| #6775 | Cell AutomatonJOI Open Contest 2023 | |
| #6776 | GardenJOI Open Contest 2023 | |
| #6777 | 向量内积NOI 2013 Day 1 | |
| #6778 | 树的计数NOI 2013 Day 1 | |
| #6779 | 小 Q 的修炼NOI 2013 Day 1Output Only | |
| #6780 | 矩阵游戏NOI 2013 Day 2 | |
| #6781 | 书法家NOI 2013 Day 2 | |
| #6782 | 快餐店NOI 2013 Day 2 | |
| #6783 | Cooking CompetitionZhejiang Provincial 2017 | |
| #6784 | Problem PreparationZhejiang Provincial 2017 | |
| #6785 | What Kind of Friends Are You?Zhejiang Provincial 2017 | |
| #6786 | Let's ChatZhejiang Provincial 2017 | |
| #6787 | Seven Segment DisplayZhejiang Provincial 2017 | |
| #6788 | Heap PartitionZhejiang Provincial 2017 | |
| #6789 | Yet Another Game of StonesZhejiang Provincial 2017 | |
| #6790 | Binary Tree RestoringZhejiang Provincial 2017 | |
| #6791 | Domino TilingZhejiang Provincial 2017 | |
| #6792 | Card GameZhejiang Provincial 2017 | |
| #6793 | Chiaki SequenceZhejiang Provincial 2017 | |
| #6794 | Sequence to SequenceZhejiang Provincial 2017 | |
| #6795 | Everyone Loves Playing GamesMoscow Pre-Finals Workshop 2020 Day 5 | |
| #6796 | Gifted ComposerMoscow Pre-Finals Workshop 2020 Day 5 | |
| #6797 | An Unsure CatchMoscow Pre-Finals Workshop 2020 Day 5 | |
| #6798 | String TheoryMoscow Pre-Finals Workshop 2020 Day 5 | |
| #6799 | Road ConstructionMoscow Pre-Finals Workshop 2020 Day 5 | |
| #6800 | GirlfriendMoscow Pre-Finals Workshop 2020 Day 5 | |