|
|
6610 |
P509B Painting Pebbles
|
0 / 0 |
普及-
|
|
|
6609 |
P509C Sums of Digits
|
0 / 0 |
提高
|
|
|
6585 |
P514A Chewbaсca and Number
|
0 / 0 |
普及-
|
|
|
6578 |
P515C Drazil and Factorial
|
0 / 0 |
普及-
|
|
|
6577 |
P515D Drazil and Tiles
|
0 / 0 |
提高
|
|
|
6572 |
P518B Tanya and Postcard
|
0 / 0 |
普及-
|
|
|
6569 |
P518E Arthur and Questions
|
0 / 0 |
省选
|
|
|
6565 |
P519C A and B and Team Training
|
0 / 0 |
普及-
|
|
|
6561 |
P520B Two Buttons
|
0 / 0 |
普及-
|
|
|
6559 |
P520D Cubes
|
0 / 0 |
提高
|
|
|
6557 |
P521D Shop
|
0 / 0 |
CTSC
|
|
|
6553 |
P522C Chicken or Fish?
|
0 / 0 |
提高
|
|
|
6549 |
P523C Name Quest
|
0 / 0 |
普及-
|
|
|
6546 |
P524D Social Network
|
0 / 0 |
提高
|
|
|
6544 |
P524F And Yet Another Bracket Sequence
|
0 / 0 |
CTSC
|
|
|
6543 |
P525A Vitaliy and Pie
|
0 / 0 |
普及-
|
|
|
6542 |
P525B Pasha and String
|
0 / 0 |
普及-
|
|
|
6541 |
P525C Ilya and Sticks
|
0 / 0 |
普及
|
|
|
6540 |
P525D Arthur and Walls
|
0 / 0 |
NOI
|
|
|
6537 |
P526B Om Nom and Dark Park
|
0 / 0 |
普及-
|
|
|
6536 |
P526C Om Nom and Candies
|
0 / 0 |
提高
|
|
|
6532 |
P526G Spiders Evil Plan
|
0 / 0 |
CTSC
|
|
|
6530 |
P527B Error Correct System
|
0 / 0 |
普及
|
|
|
6528 |
P527D Clique Problem
|
0 / 0 |
普及
|
|
|
6524 |
P529B Group Photo 2 (online mirror version)
|
0 / 0 |
普及
|
|
|
6514 |
P533A Berland Miners
|
0 / 0 |
CTSC
|
|
|
6512 |
P533C Board Game
|
0 / 0 |
普及
|
|
|
6510 |
P533E Correcting Mistakes
|
0 / 0 |
普及
|
|
|
6507 |
P534B Covered Path
|
0 / 0 |
普及-
|
|
|
6505 |
P534D Handshakes
|
0 / 0 |
普及
|
|
|
6504 |
P534E Berland Local Positioning System
|
0 / 0 |
NOI
|
|
|
6500 |
P535C Tavas and Karafs
|
0 / 0 |
普及
|
|
|
6499 |
P535D Tavas and Malekas
|
0 / 0 |
普及
|
|
|
6494 |
P538B Quasi Binary
|
0 / 0 |
普及-
|
|
|
6493 |
P538C Tourist's Notes
|
0 / 0 |
普及
|
|
|
6488 |
P538H Summer Dichotomy
|
0 / 0 |
CTSC
|
|
|
6486 |
P540B School Marks
|
0 / 0 |
普及
|
|
|
6477 |
P542F Quest
|
0 / 0 |
提高
|
|
|
6468 |
P545B Equidistant String
|
0 / 0 |
普及-
|
|
|
6467 |
P545C Woodcutters
|
10 / 50 |
普及
|
|
|
6466 |
P545D Queue
|
0 / 0 |
普及-
|
|
|
6465 |
P545E Paths and Trees
|
0 / 0 |
提高
|
|
|
6463 |
P546B Soldier and Badges
|
0 / 0 |
普及-
|
|
|
6459 |
P547A Mike and Frog
|
0 / 0 |
省选
|
|
|
6453 |
P548B Mike and Fun
|
0 / 0 |
普及-
|
|
|
6451 |
P549B Looksery Party
|
0 / 0 |
省选
|
|
|
6449 |
P549D Haar Features
|
0 / 0 |
普及
|
|
|
6446 |
P549G Happy Line
|
0 / 0 |
省选
|
|
|
6444 |
P550A Two Substrings
|
0 / 0 |
普及
|
|
|
6440 |
P550E Brackets in Implications
|
0 / 0 |
省选
|
|
|
6437 |
P551C GukiZ hates Boxes
|
0 / 0 |
省选
|
|
|
6432 |
P552C Vanya and Scales
|
0 / 0 |
普及
|
|
|
6430 |
P552E Vanya and Brackets
|
0 / 0 |
提高
|
|
|
6428 |
P553B Kyoya and Permutation
|
0 / 0 |
普及
|
|
|
6426 |
P553D Nudist Beach
|
0 / 0 |
省选
|
|
|
6423 |
P554B Ohana Cleans Up
|
0 / 0 |
普及-
|
|
|
6421 |
P555B Case of Fugitive
|
0 / 0 |
提高
|
|
|
6417 |
P556A Case of the Zeros and Ones
|
0 / 0 |
普及-
|
|
|
6415 |
P557A Ilya and Diplomas
|
0 / 0 |
普及-
|
|
|
6413 |
P557C Arthur and Table
|
0 / 0 |
普及
|
|
|
6408 |
P558C Amr and Chemistry
|
0 / 0 |
普及
|
|
|
6397 |
P566B Replicating Processes
|
0 / 0 |
CTSC
|
|
|
6391 |
P567A Lineland Mail
|
0 / 0 |
普及-
|
|
|
6388 |
P567D One-Dimensional Battle Ships
|
0 / 0 |
普及
|
|
|
6383 |
P568C New Language
|
0 / 0 |
CTSC
|
|
|
6379 |
P569B Inventory
|
0 / 0 |
普及-
|
|
|
6377 |
P570B Simple Game
|
0 / 0 |
普及-
|
|
|
6372 |
P571B Minimization
|
0 / 0 |
提高
|
|
|
6371 |
P571C CNF 2
|
0 / 0 |
NOI
|
|
|
6367 |
P572B Order Book
|
0 / 0 |
普及-
|
|
|
6362 |
P573E Bear and Bowling
|
0 / 0 |
CTSC
|
|
|
6361 |
P574A Bear and Elections
|
0 / 0 |
普及-
|
|
|
6354 |
P575F Bulbo
|
0 / 0 |
提高
|
|
|
6349 |
P576B Invariance of Tree
|
0 / 0 |
提高
|
|
|
6348 |
P576C Points on Plane
|
0 / 0 |
提高
|
|
|
6342 |
P578B "Or" Game
|
0 / 0 |
普及
|
|
|
6340 |
P578D LCS Again
|
0 / 0 |
CTSC
|
|
|
6339 |
P578E Walking!
|
0 / 0 |
CTSC
|
|
|
6326 |
P581E Kojiro and Furrari
|
0 / 0 |
CTSC
|
|
|
6324 |
P582A GCD Table
|
0 / 0 |
普及
|
|
|
6318 |
P583B Robot's Task
|
0 / 0 |
普及-
|
|
|
6315 |
P584C Marina and Vasya
|
0 / 0 |
普及
|
|
|
6313 |
P584E Anton and Ira
|
0 / 0 |
省选
|
|
|
6304 |
P587A Duff and Weight Lifting
|
0 / 0 |
普及
|
|
|
6298 |
P588A Duff and Meat
|
0 / 0 |
普及-
|
|
|
6277 |
P594C Edo and Magnets
|
0 / 0 |
省选
|
|
|
6271 |
P596B Wilbur and Array
|
0 / 0 |
普及-
|
|
|
6270 |
P596C Wilbur and Points
|
0 / 0 |
普及
|
|
|
6266 |
P597B Restaurant
|
0 / 0 |
普及
|
|
|
6251 |
P600C Make Palindrome
|
0 / 0 |
普及
|
|
|
6240 |
P603A Alternative Thinking
|
0 / 0 |
普及
|
|
|
6234 |
P604B More Cowbell
|
0 / 0 |
普及-
|
|
|
6233 |
P605A Sorting Railway Cars
|
0 / 0 |
普及
|
|
|
6219 |
P609A USB Flash Drives
|
0 / 0 |
普及-
|
|
|
6216 |
P609D Gadgets for dollars and pounds
|
0 / 0 |
提高
|
|
|
6214 |
P609F Frogs and mosquitoes
|
0 / 0 |
NOI
|
|
|
6204 |
P611E New Year and Three Musketeers
|
0 / 0 |
NOI
|
|
|
6197 |
P612D The Union of k-Segments
|
0 / 0 |
普及
|
|
|
6193 |
P613B Skills
|
0 / 0 |
普及
|
|
|
6185 |
P615C Running Track
|
0 / 0 |
提高
|
