|
|
6431 |
P552D Vanya and Triangles
|
0 / 0 |
普及
|
|
|
6421 |
P555B Case of Fugitive
|
0 / 0 |
提高
|
|
|
6420 |
P555C Case of Chocolate
|
0 / 0 |
省选
|
|
|
6413 |
P557C Arthur and Table
|
0 / 0 |
普及
|
|
|
6411 |
P557E Ann and Half-Palindrome
|
0 / 0 |
省选
|
|
|
6407 |
P558D Guess Your Way Out! II
|
0 / 0 |
省选
|
|
|
6406 |
P558E A Simple Task
|
0 / 0 |
省选
|
|
|
6395 |
P566D Restructuring Company
|
0 / 0 |
普及
|
|
|
6389 |
P567C Geometric Progression
|
0 / 0 |
普及
|
|
|
6388 |
P567D One-Dimensional Battle Ships
|
0 / 0 |
普及
|
|
|
6381 |
P568E Longest Increasing Subsequence
|
0 / 0 |
CTSC
|
|
|
6376 |
P570C Replacement
|
0 / 0 |
普及
|
|
|
6370 |
P571D Campus
|
0 / 0 |
CTSC
|
|
|
6367 |
P572B Order Book
|
0 / 0 |
普及-
|
|
|
6365 |
P573B Bear and Blocks
|
0 / 0 |
普及
|
|
|
6363 |
P573D Bear and Cavalry
|
0 / 0 |
CTSC
|
|
|
6362 |
P573E Bear and Bowling
|
0 / 0 |
CTSC
|
|
|
6359 |
P575A Fibonotci
|
0 / 0 |
CTSC
|
|
|
6351 |
P575I Robots protection
|
0 / 0 |
CTSC
|
|
|
6346 |
P576E Painting Edges
|
0 / 0 |
CTSC
|
|
|
6344 |
P577B Modulo Sum
|
0 / 0 |
普及
|
|
|
6331 |
P580E Kefa and Watch
|
0 / 0 |
NOI
|
|
|
6302 |
P587C Duff in the Army
|
0 / 0 |
省选
|
|
|
6300 |
P587E Duff as a Queen
|
0 / 0 |
CTSC
|
|
|
6299 |
P587F Duff is Mad
|
0 / 0 |
CTSC
|
|
|
6281 |
P593D Happy Tree Party
|
0 / 0 |
NOI
|
|
|
6276 |
P594D REQ
|
0 / 0 |
NOI
|
|
|
6265 |
P597C Subsequences
|
0 / 0 |
普及
|
|
|
6252 |
P600B Queries about less or equal elements
|
0 / 0 |
普及-
|
|
|
6249 |
P600E Lomsat gelral
|
0 / 0 |
省选
|
|
|
6246 |
P601B Lipshitz Sequence
|
0 / 0 |
提高
|
|
|
6244 |
P601D Acyclic Organic Compounds
|
0 / 0 |
NOI
|
|
|
6243 |
P601E A Museum Robbery
|
0 / 0 |
CTSC
|
|
|
6236 |
P603E Pastoral Oddities
|
0 / 0 |
CTSC
|
|
|
6232 |
P605B Lazy Student
|
0 / 0 |
普及
|
|
|
6230 |
P605D Board Game
|
0 / 0 |
NOI
|
|
|
6223 |
P607D Power Tree
|
0 / 0 |
CTSC
|
|
|
6215 |
P609E Minimum spanning tree for each edge
|
0 / 0 |
提高
|
|
|
6214 |
P609F Frogs and mosquitoes
|
0 / 0 |
NOI
|
|
|
6210 |
P610D Vika and Segments
|
0 / 0 |
省选
|
|
|
6209 |
P610E Alphabet Permutations
|
0 / 0 |
NOI
|
|
|
6204 |
P611E New Year and Three Musketeers
|
0 / 0 |
NOI
|
|
|
6198 |
P612C Replace To Make Regular Bracket Sequence
|
0 / 0 |
普及-
|
|
|
6179 |
P616D Longest k-Good Segment
|
0 / 0 |
普及
|
|
|
6172 |
P617E XOR and Favorite Number
|
0 / 0 |
省选
|
|
|
6167 |
P618E Robot Arm
|
0 / 0 |
NOI
|
|
|
6160 |
P620E New Year Tree
|
0 / 0 |
提高
|
|
|
6159 |
P620F Xors on Segments
|
0 / 0 |
CTSC
|
|
|
6151 |
P622C Not Equal on a Segment
|
0 / 0 |
普及
|
|
|
6136 |
P625E Frog Fights
|
0 / 0 |
CTSC
|
|
|
6129 |
P626G Raffles
|
0 / 0 |
CTSC
|
|
|
6127 |
P627B Factory Repairs
|
0 / 0 |
普及
|
|
|
6126 |
P627C Package Delivery
|
0 / 0 |
省选
|
|
|
6118 |
P628E Zbazi in Zeydabad
|
0 / 0 |
省选
|
|
|
6113 |
P629D Babaei and Birthday Cake
|
0 / 0 |
提高
|
|
|
6112 |
P629E Famil Door and Roads
|
0 / 0 |
省选
|
|
|
6091 |
P631C Report
|
0 / 0 |
普及
|
|
|
6090 |
P631D Messenger
|
0 / 0 |
提高
|
|
|
6089 |
P631E Product Sum
|
0 / 0 |
CTSC
|
|
|
6080 |
P633C Spy Syndrome 2
|
0 / 0 |
普及
|
|
|
6078 |
P633E Startup Funding
|
0 / 0 |
NOI
|
|
|
6076 |
P633G Yash And Trees
|
0 / 0 |
CTSC
|
|
|
6075 |
P633H Fibonacci-ish II
|
0 / 0 |
CTSC
|
|
|
6071 |
P637B Chat Order
|
0 / 0 |
普及-
|
|
|
6069 |
P637D Running with Obstacles
|
0 / 0 |
普及
|
|
|
6061 |
P639D Bear and Contribution
|
0 / 0 |
NOI
|
|
|
6059 |
P639F Bear and Chemistry
|
0 / 0 |
CTSC
|
|
|
6054 |
P641E Little Artem and Time Machine
|
0 / 0 |
提高
|
|
|
6045 |
P643G Choosing Ads
|
0 / 0 |
CTSC
|
|
|
6043 |
P644B Processing Queries
|
0 / 0 |
普及
|
|
|
6042 |
P644C Hostname Aliases
|
0 / 0 |
提高
|
|
|
6034 |
P650A Watchmen
|
0 / 0 |
普及-
|
|
|
6031 |
P650D Zip-line
|
0 / 0 |
CTSC
|
|
|
6030 |
P650E Clockwork Bomb
|
0 / 0 |
CTSC
|
|
|
6024 |
P652D Nested Segments
|
0 / 0 |
普及
|
|
|
6016 |
P653F Paper task
|
0 / 0 |
CTSC
|
|
|
6002 |
P659E New Reform
|
0 / 0 |
普及
|
|
|
5994 |
P660F Bear and Bowling 4
|
0 / 0 |
NOI
|
|
|
5974 |
P665E Beautiful Subarrays
|
0 / 0 |
提高
|
|
|
5973 |
P665F Four Divisors
|
0 / 0 |
NOI
|
|
|
5968 |
P666E Forensic Examination
|
0 / 0 |
CTSC
|
|
|
5959 |
P670E Correct Bracket Sequence Editor
|
0 / 0 |
普及
|
|
|
5955 |
P671C Ultimate Weirdness of an Array
|
0 / 0 |
CTSC
|
|
|
5954 |
P671D Roads in Yusland
|
0 / 0 |
CTSC
|
|
|
5953 |
P671E Organizing a Race
|
0 / 0 |
CTSC
|
|
|
5946 |
P675C Money Transfers
|
0 / 0 |
提高
|
|
|
5945 |
P675D Tree Construction
|
0 / 0 |
普及
|
|
|
5944 |
P675E Trains and Statistic
|
0 / 0 |
省选
|
|
|
5935 |
P677D Vanya and Treasure
|
0 / 0 |
省选
|
|
|
5928 |
P678F Lena and Queries
|
0 / 0 |
NOI
|
|
|
5923 |
P679E Bear and Bad Powers of 42
|
0 / 0 |
CTSC
|
|
|
5918 |
P681C Heap Operations
|
0 / 0 |
普及
|
|
|
5899 |
P685B Kay and Snowflake
|
0 / 0 |
普及
|
|
|
5890 |
P687D Dividing Kingdom II
|
0 / 0 |
NOI
|
|
|
5883 |
P689D Friends and Subsequences
|
0 / 0 |
提高
|
|
|
5882 |
P689E Mike and Geometry Problem
|
0 / 0 |
提高
|
|
|
5876 |
P690B3 Recover Polygon (hard)
|
0 / 0 |
CTSC
|
|
|
5858 |
P696A Lorenzo Von Matterhorn
|
0 / 0 |
普及
|
|
|
5855 |
P696D Legen...
|
0 / 0 |
NOI
|
|
|
5854 |
P696E ...Wait for it...
|
0 / 0 |
CTSC
|
