|
|
4889 |
P915D Almost Acyclic Graph
|
0 / 0 |
省选
|
|
|
4888 |
P915E Physical Education Lessons
|
0 / 0 |
省选
|
|
|
4887 |
P915F Imbalance Value of a Tree
|
0 / 0 |
NOI
|
|
|
4886 |
P915G Coprime Arrays
|
0 / 0 |
省选
|
|
|
4885 |
P916A Jamie and Alarm Snooze
|
0 / 0 |
普及-
|
|
|
4884 |
P916B Jamie and Binary Sequence (changed after round)
|
0 / 0 |
提高
|
|
|
4883 |
P916C Jamie and Interesting Graph
|
0 / 0 |
普及
|
|
|
4882 |
P916D Jamie and To-do List
|
0 / 0 |
省选
|
|
|
4881 |
P916E Jamie and Tree
|
0 / 0 |
NOI
|
|
|
4880 |
P917A The Monster
|
0 / 0 |
普及
|
|
|
4879 |
P917B MADMAX
|
0 / 0 |
普及
|
|
|
4878 |
P917C Pollywog
|
0 / 0 |
CTSC
|
|
|
4877 |
P917D Stranger Trees
|
0 / 0 |
CTSC
|
|
|
4876 |
P917E Upside Down
|
0 / 0 |
CTSC
|
|
|
4875 |
P918A Eleven
|
0 / 0 |
普及-
|
|
|
4874 |
P918B Radio Station
|
0 / 0 |
普及-
|
|
|
4873 |
P919A Supermarket
|
0 / 0 |
普及-
|
|
|
4872 |
P919B Perfect Number
|
0 / 0 |
普及-
|
|
|
4871 |
P919C Seat Arrangements
|
0 / 0 |
普及-
|
|
|
4870 |
P919D Substring
|
0 / 0 |
普及
|
|
|
4869 |
P919E Congruence Equation
|
0 / 0 |
提高
|
|
|
4868 |
P919F A Game With Numbers
|
0 / 0 |
CTSC
|
|
|
4867 |
P920A Water The Garden
|
0 / 0 |
普及-
|
|
|
4866 |
P920B Tea Queue
|
0 / 0 |
普及-
|
|
|
4865 |
P920C Swap Adjacent Elements
|
0 / 0 |
普及-
|
|
|
4864 |
P920D Tanks
|
0 / 0 |
NOI
|
|
|
4863 |
P920E Connected Components?
|
0 / 0 |
提高
|
|
|
4862 |
P920F SUM and REPLACE
|
0 / 0 |
提高
|
|
|
4861 |
P920G List Of Integers
|
0 / 0 |
省选
|
|
|
4846 |
P922A Cloning Toys
|
0 / 0 |
普及-
|
|
|
4845 |
P922B Magic Forest
|
0 / 0 |
普及-
|
|
|
4844 |
P922C Cave Painting
|
0 / 0 |
普及
|
|
|
4843 |
P922D Robot Vacuum Cleaner
|
0 / 0 |
普及
|
|
|
4842 |
P922E Birds
|
0 / 0 |
省选
|
|
|
4841 |
P922F Divisibility
|
0 / 0 |
NOI
|
|
|
4840 |
P923A Primal Sport
|
0 / 0 |
普及
|
|
|
4839 |
P923B Producing Snow
|
0 / 0 |
普及
|
|
|
4838 |
P923C Perfect Security
|
0 / 0 |
普及
|
|
|
4837 |
P923D Picking Strings
|
0 / 0 |
NOI
|
|
|
4836 |
P923E Perpetual Subtraction
|
0 / 0 |
CTSC
|
|
|
4835 |
P923F Public Service
|
0 / 0 |
CTSC
|
|
|
4834 |
P924A Mystical Mosaic
|
0 / 0 |
普及-
|
|
|
4833 |
P924B Three-level Laser
|
0 / 0 |
普及
|
|
|
4832 |
P924C Riverside Curio
|
0 / 0 |
普及
|
|
|
4831 |
P924D Contact ATC
|
0 / 0 |
NOI
|
|
|
4830 |
P924E Wardrobe
|
0 / 0 |
CTSC
|
|
|
4829 |
P924F Minimal Subset Difference
|
0 / 0 |
CTSC
|
|
|
4828 |
P925A Stairs and Elevators
|
0 / 0 |
普及
|
|
|
4827 |
P925B Resource Distribution
|
0 / 0 |
普及
|
|
|
4826 |
P925C Big Secret
|
0 / 0 |
省选
|
|
|
4825 |
P925D Aztec Catacombs
|
0 / 0 |
CTSC
|
|
|
4824 |
P925E May Holidays
|
0 / 0 |
CTSC
|
|
|
4823 |
P925F Parametric Circulation
|
0 / 0 |
CTSC
|
|
|
4822 |
P926A 2-3-numbers
|
0 / 0 |
普及-
|
|
|
4821 |
P926B Add Points
|
0 / 0 |
普及
|
|
|
4820 |
P926C Is This a Zebra?
|
0 / 0 |
普及
|
|
|
4819 |
P926D Choose Place
|
0 / 0 |
普及
|
|
|
4818 |
P926E Merge Equal Elements
|
0 / 0 |
普及
|
|
|
4817 |
P926F Mobile Communications
|
0 / 0 |
提高
|
|
|
4816 |
P926G Large Bouquets
|
0 / 0 |
普及
|
|
|
4815 |
P926H Endless Roses Most Beautiful
|
0 / 0 |
省选
|
|
|
4814 |
P926I A Vital Problem
|
0 / 0 |
普及
|
|
|
4813 |
P926J Segments
|
0 / 0 |
提高
|
|
|
4812 |
P927A BuberPool Taxi Optimization
|
0 / 0 |
CTSC
|
|
|
4811 |
P928A Login Verification
|
0 / 0 |
普及-
|
|
|
4810 |
P928B Chat
|
0 / 0 |
普及-
|
|
|
4809 |
P928C Dependency management
|
0 / 0 |
普及
|
|
|
4808 |
P928D Autocompletion
|
0 / 0 |
普及
|
|
|
4807 |
P930A Peculiar apple-tree
|
0 / 0 |
普及
|
|
|
4806 |
P930B Game with String
|
0 / 0 |
普及
|
|
|
4805 |
P930C Teodor is not a liar!
|
0 / 0 |
普及
|
|
|
4804 |
P930D Game with Tokens
|
0 / 0 |
NOI
|
|
|
4803 |
P930E Coins Exhibition
|
0 / 0 |
CTSC
|
|
|
4802 |
P931A Friends Meeting
|
0 / 0 |
普及-
|
|
|
4801 |
P931B World Cup
|
0 / 0 |
普及-
|
|
|
4800 |
P931C Laboratory Work
|
0 / 0 |
普及
|
|
|
4799 |
P932A Palindromic Supersequence
|
0 / 0 |
普及-
|
|
|
4798 |
P932B Recursive Queries
|
0 / 0 |
普及-
|
|
|
4797 |
P932C Permutation Cycle
|
0 / 0 |
普及
|
|
|
4796 |
P932D Tree
|
0 / 0 |
省选
|
|
|
4795 |
P932E Team Work
|
0 / 0 |
NOI
|
|
|
4794 |
P932F Escape Through Leaf
|
0 / 0 |
CTSC
|
|
|
4793 |
P932G Palindrome Partition
|
0 / 0 |
CTSC
|
|
|
4792 |
P933A A Twisty Movement
|
0 / 0 |
普及
|
|
|
4791 |
P933B A Determined Cleanup
|
0 / 0 |
提高
|
|
|
4790 |
P933C A Colourful Prospect
|
0 / 0 |
CTSC
|
|
|
4789 |
P933D A Creative Cutout
|
0 / 0 |
CTSC
|
|
|
4788 |
P933E A Preponderant Reunion
|
0 / 0 |
CTSC
|
|
|
4787 |
P934A A Compatible Pair
|
0 / 0 |
普及-
|
|
|
4786 |
P934B A Prosperous Lot
|
0 / 0 |
普及-
|
|
|
4785 |
P935A Fafa and his Company
|
0 / 0 |
普及-
|
|
|
4784 |
P935B Fafa and the Gates
|
0 / 0 |
普及-
|
|
|
4783 |
P935C Fifa and Fafa
|
0 / 0 |
普及
|
|
|
4782 |
P935D Fafa and Ancient Alphabet
|
0 / 0 |
普及
|
|
|
4781 |
P935E Fafa and Ancient Mathematics
|
0 / 0 |
省选
|
|
|
4780 |
P935F Fafa and Array
|
0 / 0 |
CTSC
|
|
|
4779 |
P936A Save Energy!
|
0 / 0 |
普及
|
|
|
4778 |
P936B Sleepy Game
|
0 / 0 |
提高
|
|
|
4777 |
P936C Lock Puzzle
|
0 / 0 |
省选
|
|
|
4776 |
P936D World of Tank
|
0 / 0 |
CTSC
|
