|
|
6794 |
P463A Caisa and Sugar
|
0 / 0 |
普及-
|
|
|
6793 |
P463B Caisa and Pylons
|
0 / 0 |
普及-
|
|
|
6790 |
P463E Caisa and Tree
|
0 / 0 |
提高
|
|
|
6788 |
P464B Restore Cube
|
0 / 0 |
提高
|
|
|
6781 |
P466B Wonder Room
|
0 / 0 |
提高
|
|
|
6780 |
P466C Number of Ways
|
0 / 0 |
普及
|
|
|
6776 |
P467B Fedor and New Game
|
0 / 0 |
普及-
|
|
|
6755 |
P471C MUH and House of Cards
|
0 / 0 |
普及
|
|
|
6743 |
P474C Captain Marmot
|
0 / 0 |
提高
|
|
|
6738 |
P475B Strongly Connected City
|
0 / 0 |
普及-
|
|
|
6737 |
P475C Kamal-ol-molk's Painting
|
0 / 0 |
提高
|
|
|
6736 |
P475D CGCDSSQ
|
0 / 0 |
提高
|
|
|
6732 |
P476B Dreamoon and WiFi
|
0 / 0 |
普及-
|
|
|
6722 |
P478E Wavy numbers
|
0 / 0 |
CTSC
|
|
|
6721 |
P479A Expression
|
0 / 0 |
普及-
|
|
|
6720 |
P479B Towers
|
0 / 0 |
普及-
|
|
|
6709 |
P483A Counterexample
|
0 / 0 |
普及-
|
|
|
6701 |
P485B Valuable Resources
|
0 / 0 |
普及-
|
|
|
6698 |
P486C Palindrome Transformation
|
0 / 0 |
普及
|
|
|
6695 |
P487A Fight the Monster
|
0 / 0 |
普及
|
|
|
6690 |
P488A Giga Tower
|
0 / 0 |
普及-
|
|
|
6689 |
P488B Candy Boxes
|
0 / 0 |
普及
|
|
|
6685 |
P489D Unbearable Controversy of Being
|
0 / 0 |
普及
|
|
|
6680 |
P490C Hacking Cypher
|
0 / 0 |
普及
|
|
|
6679 |
P490D Chocolate
|
0 / 0 |
普及
|
|
|
6678 |
P490E Restoring Increasing Sequence
|
0 / 0 |
提高
|
|
|
6666 |
P493C Vasya and Basketball
|
0 / 0 |
普及
|
|
|
6656 |
P496A Minimum Difficulty
|
0 / 0 |
普及-
|
|
|
6655 |
P496B Secret Combination
|
0 / 0 |
普及
|
|
|
6654 |
P496C Removing Columns
|
0 / 0 |
普及
|
|
|
6628 |
P505A Mr
|
0 / 0 |
普及-
|
|
|
6623 |
P506D Mr
|
0 / 0 |
NOI
|
|
|
6616 |
P508A Pasha and Pixels
|
0 / 0 |
普及-
|
|
|
6611 |
P509A Maximum in Table
|
0 / 0 |
普及-
|
|
|
6602 |
P510D Fox And Jumping
|
0 / 0 |
普及
|
|
|
6597 |
P513B1 Permutations
|
0 / 0 |
普及-
|
|
|
6588 |
P513G1 Inversions problem
|
0 / 0 |
普及
|
|
|
6584 |
P514B Han Solo and Lazer Gun
|
0 / 0 |
普及-
|
|
|
6579 |
P515B Drazil and His Happy Friends
|
0 / 0 |
普及-
|
|
|
6568 |
P518F Pasha and Pipe
|
0 / 0 |
省选
|
|
|
6539 |
P525E Anya and Cubes
|
0 / 0 |
提高
|
|
|
6538 |
P526A King of Thieves
|
0 / 0 |
普及-
|
|
|
6536 |
P526C Om Nom and Candies
|
0 / 0 |
提高
|
|
|
6526 |
P528D Fuzzy Search
|
0 / 0 |
NOI
|
|
|
6524 |
P529B Group Photo 2 (online mirror version)
|
0 / 0 |
普及
|
|
|
6502 |
P535A Tavas and Nafas
|
0 / 0 |
普及-
|
|
|
6501 |
P535B Tavas and SaDDas
|
0 / 0 |
普及-
|
|
|
6495 |
P538A Cutting Banner
|
0 / 0 |
普及-
|
|
|
6493 |
P538C Tourist's Notes
|
0 / 0 |
普及
|
|
|
6492 |
P538D Weird Chess
|
0 / 0 |
普及
|
|
|
6490 |
P538F A Heap of Heaps
|
0 / 0 |
省选
|
|
|
6464 |
P546A Soldier and Bananas
|
0 / 0 |
普及-
|
|
|
6463 |
P546B Soldier and Badges
|
0 / 0 |
普及-
|
|
|
6462 |
P546C Soldier and Cards
|
0 / 0 |
普及-
|
|
|
6459 |
P547A Mike and Frog
|
0 / 0 |
省选
|
|
|
6454 |
P548A Mike and Fax
|
0 / 0 |
普及-
|
|
|
6453 |
P548B Mike and Fun
|
0 / 0 |
普及-
|
|
|
6444 |
P550A Two Substrings
|
0 / 0 |
普及
|
|
|
6443 |
P550B Preparing Olympiad
|
0 / 0 |
普及-
|
|
|
6442 |
P550C Divisibility by Eight
|
0 / 0 |
普及
|
|
|
6439 |
P551A GukiZ and Contest
|
0 / 0 |
普及-
|
|
|
6438 |
P551B ZgukistringZ
|
0 / 0 |
普及
|
|
|
6432 |
P552C Vanya and Scales
|
0 / 0 |
普及
|
|
|
6431 |
P552D Vanya and Triangles
|
0 / 0 |
普及
|
|
|
6430 |
P552E Vanya and Brackets
|
0 / 0 |
提高
|
|
|
6424 |
P554A Kyoya and Photobooks
|
0 / 0 |
普及-
|
|
|
6423 |
P554B Ohana Cleans Up
|
0 / 0 |
普及-
|
|
|
6416 |
P556B Case of Fake Numbers
|
0 / 0 |
普及-
|
|
|
6413 |
P557C Arthur and Table
|
0 / 0 |
普及
|
|
|
6410 |
P558A Lala Land and Apple Trees
|
0 / 0 |
普及-
|
|
|
6408 |
P558C Amr and Chemistry
|
0 / 0 |
普及
|
|
|
6405 |
P559A Gerald's Hexagon
|
0 / 0 |
普及
|
|
|
6385 |
P568A Primes or Palindromes?
|
0 / 0 |
普及
|
|
|
6382 |
P568D Sign Posts
|
0 / 0 |
CTSC
|
|
|
6360 |
P574B Bear and Three Musketeers
|
0 / 0 |
普及
|
|
|
6357 |
P575C Party
|
0 / 0 |
CTSC
|
|
|
6342 |
P578B "Or" Game
|
0 / 0 |
普及
|
|
|
6336 |
P579B Finding Team Member
|
0 / 0 |
普及-
|
|
|
6335 |
P580A Kefa and First Steps
|
0 / 0 |
普及-
|
|
|
6327 |
P581D Three Logos
|
0 / 0 |
普及
|
|
|
6314 |
P584D Dima and Lisa
|
0 / 0 |
普及
|
|
|
6312 |
P585A Gennady the Dentist
|
0 / 0 |
普及
|
|
|
6284 |
P593A 2Char
|
0 / 0 |
普及-
|
|
|
6277 |
P594C Edo and Magnets
|
0 / 0 |
省选
|
|
|
6260 |
P598E Chocolate Bar
|
0 / 0 |
提高
|
|
|
6255 |
P599D Spongebob and Squares
|
0 / 0 |
普及
|
|
|
6242 |
P602A Two Bases
|
0 / 0 |
普及-
|
|
|
6207 |
P611B New Year and Old Property
|
0 / 0 |
普及-
|
|
|
6200 |
P612A The Text Splitting
|
0 / 0 |
普及-
|
|
|
6193 |
P613B Skills
|
0 / 0 |
普及
|
|
|
6189 |
P614A Link/Cut Tree
|
0 / 0 |
普及
|
|
|
6155 |
P621D Rat Kwesh and Cheese
|
0 / 0 |
NOI
|
|
|
6135 |
P626A Robot Sequence
|
0 / 0 |
普及-
|
|
|
6133 |
P626C Block Towers
|
0 / 0 |
普及
|
|
|
6132 |
P626D Jerry's Protest
|
0 / 0 |
普及
|
|
|
6116 |
P629A Far Relative’s Birthday Cake
|
0 / 0 |
普及-
|
|
|
6115 |
P629B Far Relative’s Problem
|
0 / 0 |
普及-
|
|
|
6093 |
P631A Interview
|
0 / 0 |
普及-
|
|
|
6087 |
P632B Alice, Bob, Two Teams
|
0 / 0 |
普及-
|
|
|
6085 |
P632D Longest Subsequence
|
0 / 0 |
提高
|
