|
|
5415 |
P794C Naming Company
|
0 / 0 |
普及
|
|
|
5399 |
P797F Mice and Holes
|
0 / 0 |
CTSC
|
|
|
5395 |
P798D Mike and distribution
|
0 / 0 |
NOI
|
|
|
5394 |
P798E Mike and code of a permutation
|
0 / 0 |
CTSC
|
|
|
5372 |
P802M April Fools' Problem (easy)
|
0 / 0 |
普及-
|
|
|
5359 |
P804D Expected diameter of a tree
|
0 / 0 |
NOI
|
|
|
5354 |
P807A Is it rated?
|
0 / 0 |
普及-
|
|
|
5350 |
P808C Tea Party
|
0 / 0 |
普及-
|
|
|
5345 |
P809A Do you want a date?
|
0 / 0 |
普及
|
|
|
5339 |
P810B Summer sell-off
|
0 / 0 |
普及-
|
|
|
5337 |
P811B Vladik and Complicated Book
|
0 / 0 |
普及-
|
|
|
5331 |
P812C Sagheer and Nubian Market
|
0 / 0 |
普及
|
|
|
5322 |
P814A An abandoned sentiment from past
|
0 / 0 |
普及-
|
|
|
5309 |
P817B Makes And The Product
|
0 / 0 |
普及
|
|
|
5307 |
P817D Imbalanced Array
|
0 / 0 |
普及
|
|
|
5283 |
P822C Hacker, pack your bags!
|
0 / 0 |
普及
|
|
|
5272 |
P827A String Reconstruction
|
0 / 0 |
普及
|
|
|
5264 |
P830A Office Keys
|
0 / 0 |
普及
|
|
|
5263 |
P830B Cards Sorting
|
0 / 0 |
普及
|
|
|
5262 |
P830C Bamboo Partition
|
0 / 0 |
省选
|
|
|
5247 |
P833E Caramel Clouds
|
0 / 0 |
CTSC
|
|
|
5220 |
P840A Leha and Function
|
0 / 0 |
普及-
|
|
|
5208 |
P843A Sorting by Subsequences
|
0 / 0 |
普及-
|
|
|
5201 |
P845A Chess Tourney
|
0 / 0 |
普及-
|
|
|
5199 |
P845C Two TVs
|
0 / 0 |
普及
|
|
|
5183 |
P847F Berland Elections
|
0 / 0 |
提高
|
|
|
5178 |
P847K Travel Cards
|
0 / 0 |
普及
|
|
|
5174 |
P848B Rooter's Song
|
0 / 0 |
普及
|
|
|
5158 |
P852C Property
|
0 / 0 |
提高
|
|
|
5150 |
P853B Jury Meeting
|
0 / 0 |
普及
|
|
|
5128 |
P858D Polycarp's phone book
|
0 / 0 |
普及
|
|
|
5113 |
P862E Mahmoud and Ehab and the function
|
0 / 0 |
提高
|
|
|
5110 |
P863B Kayaking
|
0 / 0 |
普及
|
|
|
5107 |
P863E Turn Off The TV
|
0 / 0 |
提高
|
|
|
5104 |
P864A Fair Game
|
0 / 0 |
普及-
|
|
|
5100 |
P864E Fire
|
0 / 0 |
提高
|
|
|
5097 |
P865B Ordering Pizza
|
0 / 0 |
普及
|
|
|
5064 |
P875B Sorting the Coins
|
0 / 0 |
普及
|
|
|
5035 |
P883J Renovation
|
0 / 0 |
NOI
|
|
|
5015 |
P887E Little Brother
|
0 / 0 |
CTSC
|
|
|
5014 |
P887F Row of Models
|
0 / 0 |
NOI
|
|
|
4986 |
P895B XK Segments
|
0 / 0 |
普及
|
|
|
4929 |
P909A Generate Login
|
0 / 0 |
普及-
|
|
|
4911 |
P912C Perun, Ult!
|
0 / 0 |
NOI
|
|
|
4905 |
P913D Too Easy Problems
|
0 / 0 |
普及
|
|
|
4888 |
P915E Physical Education Lessons
|
0 / 0 |
省选
|
|
|
4865 |
P920C Swap Adjacent Elements
|
0 / 0 |
普及-
|
|
|
4843 |
P922D Robot Vacuum Cleaner
|
0 / 0 |
普及
|
|
|
4827 |
P925B Resource Distribution
|
0 / 0 |
普及
|
|
|
4775 |
P937A Olympiad
|
0 / 0 |
普及-
|
|
|
4760 |
P940A Points on the line
|
0 / 0 |
普及-
|
|
|
4743 |
P949D Curfew
|
0 / 0 |
省选
|
|
|
4727 |
P954E Water Taps
|
0 / 0 |
提高
|
|
|
4726 |
P954F Runner's Problem
|
0 / 0 |
提高
|
|
|
4704 |
P958E2 Guard Duty (medium)
|
0 / 0 |
省选
|
|
|
4692 |
P960B Minimize the error
|
0 / 0 |
普及
|
|
|
4658 |
P967B Watering System
|
0 / 0 |
普及-
|
|
|
4650 |
P976C Nested Segments
|
0 / 0 |
普及
|
|
|
4648 |
P976E Well played!
|
0 / 0 |
提高
|
|
|
4644 |
P977C Less or Equal
|
0 / 0 |
普及-
|
|
|
4643 |
P977D Divide by three, multiply by two
|
0 / 0 |
普及-
|
|
|
4634 |
P978G Petya's Exams
|
0 / 0 |
普及
|
|
|
4621 |
P981B Businessmen Problems
|
0 / 0 |
普及-
|
|
|
4603 |
P984A Game
|
0 / 0 |
普及-
|
|
|
4584 |
P988B Substrings Sort
|
0 / 0 |
普及-
|
|
|
4583 |
P988C Equal Sums
|
0 / 0 |
普及-
|
|
|
4576 |
P989D A Shade of Moonlight
|
0 / 0 |
NOI
|
|
|
4573 |
P990B Micro-World
|
0 / 0 |
普及-
|
|
|
4566 |
P991B Getting an A
|
0 / 0 |
普及-
|
|
|
4561 |
P992A Nastya and an Array
|
0 / 0 |
普及-
|
|
|
4549 |
P994B Knights of a Polygonal Table
|
0 / 0 |
普及-
|
|
|
4546 |
P995C Leaving the Bar
|
0 / 0 |
省选
|
|
|
4534 |
P998B Cutting
|
0 / 0 |
普及-
|
|
|
4525 |
P1000C Covered Points Count
|
0 / 0 |
普及
|
|
|
4480 |
P1005E1 Median on Segments (Permutations Edition)
|
0 / 0 |
普及
|
|
|
4479 |
P1005E2 Median on Segments (General Case Edition)
|
0 / 0 |
NOI
|
|
|
4476 |
P1006B Polycarp's Practice
|
0 / 0 |
普及-
|
|
|
4471 |
P1007A Reorder the Array
|
0 / 0 |
普及-
|
|
|
4465 |
P1008B Turn the Rectangles
|
0 / 0 |
普及-
|
|
|
4451 |
P1011A Stages
|
0 / 0 |
普及-
|
|
|
4449 |
P1012A Photo of The Sky
|
0 / 0 |
普及
|
|
|
4439 |
P1015C Songs Compression
|
0 / 0 |
普及-
|
|
|
4416 |
P1019D Large Triangle
|
0 / 0 |
CTSC
|
|
|
4405 |
P1025A Doggo Recoloring
|
0 / 0 |
普及-
|
|
|
4389 |
P1028C Rectangles
|
0 / 0 |
普及
|
|
|
4381 |
P1029C Maximal Intersection
|
0 / 0 |
普及
|
|
|
4328 |
P1038C Gambling
|
0 / 0 |
普及-
|
|
|
4322 |
P1039C Network Safety
|
0 / 0 |
省选
|
|
|
4317 |
P1041A Heist
|
0 / 0 |
普及-
|
|
|
4306 |
P1042F Leaf Sets
|
0 / 0 |
NOI
|
|
|
4301 |
P1043E Train Hard, Win Easy
|
0 / 0 |
普及
|
|
|
4252 |
P1056C Pick Heroes
|
0 / 0 |
普及
|
|
|
4251 |
P1056D Decorate Apple Tree
|
0 / 0 |
普及
|
|
|
4229 |
P1061B Views Matter
|
0 / 0 |
普及-
|
|
|
4227 |
P1061D TV Shows
|
0 / 0 |
提高
|
|
|
4167 |
P1075B Taxi drivers and Lyft
|
0 / 0 |
普及-
|
|
|
4156 |
P1077D Cutting Out
|
0 / 0 |
普及
|
|
|
4155 |
P1077E Thematic Contests
|
0 / 0 |
普及
|
|
|
4146 |
P1080F Katya and Segments Sets
|
0 / 0 |
NOI
|
|
|
4142 |
P1081D Maximum Distance
|
0 / 0 |
普及
|
