|
|
5389 |
P799E Aquarium decoration
|
0 / 0 |
NOI
|
|
|
5388 |
P799F Beautiful fountains rows
|
0 / 0 |
CTSC
|
|
|
5387 |
P799G Cut the pie
|
0 / 0 |
CTSC
|
|
|
5386 |
P801A Vicious Keyboard
|
0 / 0 |
普及-
|
|
|
5385 |
P801B Valued Keys
|
0 / 0 |
普及-
|
|
|
5384 |
P802A Heidi and Library (easy)
|
0 / 0 |
普及
|
|
|
5383 |
P802B Heidi and Library (medium)
|
0 / 0 |
普及
|
|
|
5382 |
P802C Heidi and Library (hard)
|
0 / 0 |
CTSC
|
|
|
5381 |
P802D Marmots (easy)
|
0 / 0 |
提高
|
|
|
5380 |
P802E Marmots (medium)
|
0 / 0 |
省选
|
|
|
5379 |
P802F Marmots (hard)
|
0 / 0 |
CTSC
|
|
|
5378 |
P802G Fake News (easy)
|
0 / 0 |
普及-
|
|
|
5377 |
P802H Fake News (medium)
|
0 / 0 |
省选
|
|
|
5376 |
P802I Fake News (hard)
|
0 / 0 |
省选
|
|
|
5375 |
P802J Send the Fool Further! (easy)
|
0 / 0 |
普及-
|
|
|
5374 |
P802K Send the Fool Further! (medium)
|
0 / 0 |
提高
|
|
|
5373 |
P802L Send the Fool Further! (hard)
|
0 / 0 |
NOI
|
|
|
5372 |
P802M April Fools' Problem (easy)
|
0 / 0 |
普及-
|
|
|
5371 |
P802N April Fools' Problem (medium)
|
0 / 0 |
NOI
|
|
|
5370 |
P802O April Fools' Problem (hard)
|
0 / 0 |
CTSC
|
|
|
5369 |
P803A Maximal Binary Matrix
|
0 / 0 |
普及-
|
|
|
5368 |
P803B Distances to Zero
|
0 / 0 |
普及-
|
|
|
5367 |
P803C Maximal GCD
|
0 / 0 |
普及
|
|
|
5366 |
P803D Magazine Ad
|
0 / 0 |
普及
|
|
|
5365 |
P803E Roma and Poker
|
0 / 0 |
提高
|
|
|
5364 |
P803F Coprime Subsequences
|
0 / 0 |
提高
|
|
|
5363 |
P803G Periodic RMQ Problem
|
0 / 0 |
省选
|
|
|
5362 |
P804A Find Amir
|
0 / 0 |
普及-
|
|
|
5361 |
P804B Minimum number of steps
|
0 / 0 |
普及-
|
|
|
5360 |
P804C Ice cream coloring
|
0 / 0 |
省选
|
|
|
5359 |
P804D Expected diameter of a tree
|
0 / 0 |
NOI
|
|
|
5358 |
P804E The same permutation
|
0 / 0 |
CTSC
|
|
|
5357 |
P804F Fake bullions
|
0 / 0 |
CTSC
|
|
|
5356 |
P805A Fake NP
|
0 / 0 |
普及-
|
|
|
5355 |
P805B 3-palindrome
|
0 / 0 |
普及-
|
|
|
5354 |
P807A Is it rated?
|
0 / 0 |
普及-
|
|
|
5353 |
P807B T-Shirt Hunt
|
0 / 0 |
普及-
|
|
|
5352 |
P808A Lucky Year
|
0 / 0 |
普及-
|
|
|
5351 |
P808B Average Sleep Time
|
0 / 0 |
普及-
|
|
|
5350 |
P808C Tea Party
|
0 / 0 |
普及-
|
|
|
5349 |
P808D Array Division
|
0 / 0 |
普及
|
|
|
5348 |
P808E Selling Souvenirs
|
0 / 0 |
省选
|
|
|
5347 |
P808F Card Game
|
0 / 0 |
NOI
|
|
|
5346 |
P808G Anthem of Berland
|
0 / 0 |
省选
|
|
|
5345 |
P809A Do you want a date?
|
0 / 0 |
普及
|
|
|
5344 |
P809B Glad to see you!
|
0 / 0 |
省选
|
|
|
5343 |
P809C Find a car
|
0 / 0 |
CTSC
|
|
|
5342 |
P809D Hitchhiking in the Baltic States
|
0 / 0 |
CTSC
|
|
|
5341 |
P809E Surprise me!
|
0 / 0 |
CTSC
|
|
|
5340 |
P810A Straight «A»
|
0 / 0 |
普及-
|
|
|
5339 |
P810B Summer sell-off
|
0 / 0 |
普及-
|
|
|
5338 |
P811A Vladik and Courtesy
|
0 / 0 |
普及-
|
|
|
5337 |
P811B Vladik and Complicated Book
|
0 / 0 |
普及-
|
|
|
5336 |
P811C Vladik and Memorable Trip
|
0 / 0 |
普及
|
|
|
5335 |
P811D Vladik and Favorite Game
|
0 / 0 |
提高
|
|
|
5334 |
P811E Vladik and Entertaining Flags
|
0 / 0 |
CTSC
|
|
|
5333 |
P812A Sagheer and Crossroads
|
0 / 0 |
普及-
|
|
|
5332 |
P812B Sagheer, the Hausmeister
|
0 / 0 |
普及
|
|
|
5331 |
P812C Sagheer and Nubian Market
|
0 / 0 |
普及
|
|
|
5330 |
P812D Sagheer and Kindergarten
|
0 / 0 |
CTSC
|
|
|
5329 |
P812E Sagheer and Apple Tree
|
0 / 0 |
省选
|
|
|
5328 |
P813A The Contest
|
0 / 0 |
普及-
|
|
|
5327 |
P813B The Golden Age
|
0 / 0 |
普及
|
|
|
5326 |
P813C The Tag Game
|
0 / 0 |
普及
|
|
|
5325 |
P813D Two Melodies
|
0 / 0 |
CTSC
|
|
|
5324 |
P813E Army Creation
|
0 / 0 |
省选
|
|
|
5323 |
P813F Bipartite Checking
|
0 / 0 |
NOI
|
|
|
5322 |
P814A An abandoned sentiment from past
|
0 / 0 |
普及-
|
|
|
5321 |
P814B An express train to reveries
|
0 / 0 |
普及-
|
|
|
5320 |
P814C An impassioned circulation of affection
|
0 / 0 |
普及
|
|
|
5319 |
P814D An overnight dance in discotheque
|
0 / 0 |
提高
|
|
|
5318 |
P814E An unavoidable detour for home
|
0 / 0 |
CTSC
|
|
|
5317 |
P815A Karen and Game
|
0 / 0 |
普及
|
|
|
5316 |
P815B Karen and Test
|
0 / 0 |
省选
|
|
|
5315 |
P815C Karen and Supermarket
|
0 / 0 |
NOI
|
|
|
5314 |
P815D Karen and Cards
|
0 / 0 |
CTSC
|
|
|
5313 |
P815E Karen and Neighborhood
|
0 / 0 |
CTSC
|
|
|
5312 |
P816A Karen and Morning
|
0 / 0 |
普及-
|
|
|
5311 |
P816B Karen and Coffee
|
0 / 0 |
普及-
|
|
|
5310 |
P817A Treasure Hunt
|
0 / 0 |
普及-
|
|
|
5309 |
P817B Makes And The Product
|
0 / 0 |
普及
|
|
|
5308 |
P817C Really Big Numbers
|
0 / 0 |
普及
|
|
|
5307 |
P817D Imbalanced Array
|
0 / 0 |
普及
|
|
|
5306 |
P817E Choosing The Commander
|
0 / 0 |
提高
|
|
|
5305 |
P817F MEX Queries
|
0 / 0 |
省选
|
|
|
5304 |
P818A Diplomas and Certificates
|
0 / 0 |
普及-
|
|
|
5303 |
P818B Permutation Game
|
0 / 0 |
普及
|
|
|
5302 |
P818C Sofa Thief
|
0 / 0 |
提高
|
|
|
5301 |
P818D Multicolored Cars
|
0 / 0 |
普及
|
|
|
5300 |
P818E Card Game Again
|
0 / 0 |
普及
|
|
|
5299 |
P818F Level Generation
|
0 / 0 |
提高
|
|
|
5298 |
P818G Four Melodies
|
0 / 0 |
CTSC
|
|
|
5297 |
P819A Mister B and Boring Game
|
0 / 0 |
省选
|
|
|
5296 |
P819B Mister B and PR Shifts
|
0 / 0 |
普及
|
|
|
5295 |
P819C Mister B and Beacons on Field
|
0 / 0 |
CTSC
|
|
|
5294 |
P819D Mister B and Astronomers
|
0 / 0 |
CTSC
|
|
|
5293 |
P819E Mister B and Flight to the Moon
|
0 / 0 |
CTSC
|
|
|
5292 |
P820A Mister B and Book Reading
|
0 / 0 |
普及-
|
|
|
5291 |
P820B Mister B and Angle in Polygon
|
0 / 0 |
普及-
|
|
|
5290 |
P821A Okabe and Future Gadget Laboratory
|
0 / 0 |
普及-
|
