|
|
4671 |
P963A Alternating Sum
|
0 / 0 |
普及
|
|
|
4669 |
P963C Cutting Rectangle
|
0 / 0 |
CTSC
|
|
|
4667 |
P963E Circles of Waiting
|
0 / 0 |
CTSC
|
|
|
4666 |
P964A Splits
|
0 / 0 |
普及-
|
|
|
4665 |
P964B Messages
|
0 / 0 |
普及-
|
|
|
4664 |
P965A Paper Airplanes
|
0 / 0 |
普及-
|
|
|
4662 |
P965C Greedy Arkady
|
0 / 0 |
提高
|
|
|
4658 |
P967B Watering System
|
0 / 0 |
普及-
|
|
|
4654 |
P975D Ghosts
|
0 / 0 |
提高
|
|
|
4651 |
P976B Lara Croft and the New Game
|
0 / 0 |
普及-
|
|
|
4643 |
P977D Divide by three, multiply by two
|
0 / 0 |
普及-
|
|
|
4637 |
P978D Almost Arithmetic Progression
|
0 / 0 |
普及
|
|
|
4636 |
P978E Bus Video System
|
0 / 0 |
普及-
|
|
|
4633 |
P979A Pizza, Pizza, Pizza!!!
|
0 / 0 |
普及-
|
|
|
4630 |
P979D Kuro and GCD and XOR and SUM
|
0 / 0 |
省选
|
|
|
4628 |
P980A Links and Pearls
|
0 / 0 |
普及-
|
|
|
4625 |
P980D Perfect Groups
|
0 / 0 |
提高
|
|
|
4615 |
P981H K Paths
|
0 / 0 |
CTSC
|
|
|
4608 |
P983A Finite or not?
|
0 / 0 |
普及
|
|
|
4598 |
P985D Sand Fortress
|
0 / 0 |
提高
|
|
|
4593 |
P986B Petr and Permutations
|
0 / 0 |
普及
|
|
|
4591 |
P986D Perfect Encoding
|
0 / 0 |
CTSC
|
|
|
4590 |
P986E Prince's Problem
|
0 / 0 |
CTSC
|
|
|
4589 |
P986F Oppa Funcan Style Remastered
|
0 / 0 |
CTSC
|
|
|
4587 |
P987B High School: Become Human
|
0 / 0 |
普及-
|
|
|
4582 |
P988D Points and Powers of Two
|
0 / 0 |
普及
|
|
|
4576 |
P989D A Shade of Moonlight
|
0 / 0 |
NOI
|
|
|
4574 |
P990A Commentary Boxes
|
0 / 0 |
普及-
|
|
|
4563 |
P991E Bus Number
|
0 / 0 |
普及
|
|
|
4562 |
P991F Concise and clear
|
0 / 0 |
CTSC
|
|
|
4560 |
P992B Nastya Studies Informatics
|
0 / 0 |
普及
|
|
|
4559 |
P992C Nastya and a Wardrobe
|
0 / 0 |
普及
|
|
|
4558 |
P992D Nastya and a Game
|
0 / 0 |
提高
|
|
|
4552 |
P993E Nikita and Order Statistics
|
0 / 0 |
省选
|
|
|
4547 |
P995B Suit and Tie
|
0 / 0 |
普及-
|
|
|
4546 |
P995C Leaving the Bar
|
0 / 0 |
省选
|
|
|
4545 |
P995D Game
|
0 / 0 |
NOI
|
|
|
4543 |
P995F Cowmpany Cowmpensation
|
0 / 0 |
CTSC
|
|
|
4541 |
P996B World Cup
|
0 / 0 |
普及-
|
|
|
4540 |
P997A Convert to Ones
|
0 / 0 |
普及
|
|
|
4539 |
P997B Roman Digits
|
0 / 0 |
提高
|
|
|
4538 |
P997C Sky Full of Stars
|
0 / 0 |
NOI
|
|
|
4494 |
P1003C Intense Heat
|
0 / 0 |
普及-
|
|
|
4489 |
P1004B Sonya and Exhibition
|
0 / 0 |
普及-
|
|
|
4471 |
P1007A Reorder the Array
|
0 / 0 |
普及-
|
|
|
4470 |
P1007B Pave the Parallelepiped
|
0 / 0 |
NOI
|
|
|
4462 |
P1009C Annoying Present
|
0 / 0 |
普及
|
|
|
4461 |
P1009D Relatively Prime Graph
|
0 / 0 |
普及
|
|
|
4460 |
P1009E Intercity Travelling
|
0 / 0 |
提高
|
|
|
4457 |
P1010A Fly
|
0 / 0 |
普及
|
|
|
4449 |
P1012A Photo of The Sky
|
0 / 0 |
普及
|
|
|
4445 |
P1012E Cycle sort
|
0 / 0 |
CTSC
|
|
|
4443 |
P1013A Piles With Stones
|
0 / 0 |
普及-
|
|
|
4434 |
P1016A Death Note
|
0 / 0 |
普及-
|
|
|
4431 |
P1016D Vasya And The Matrix
|
0 / 0 |
普及
|
|
|
4428 |
P1016G Appropriate Team
|
0 / 0 |
CTSC
|
|
|
4426 |
P1017B The Bits
|
0 / 0 |
普及-
|
|
|
4422 |
P1017F The Neutral Zone
|
0 / 0 |
NOI
|
|
|
4414 |
P1020A New Building for SIS
|
0 / 0 |
普及-
|
|
|
4411 |
P1023B Pair of Toys
|
0 / 0 |
普及-
|
|
|
4402 |
P1025D Recovering BST
|
0 / 0 |
提高
|
|
|
4399 |
P1025G Company Acquisitions
|
0 / 0 |
CTSC
|
|
|
4397 |
P1027B Numbers on the Chessboard
|
0 / 0 |
普及-
|
|
|
4394 |
P1027E Inverse Coloring
|
0 / 0 |
提高
|
|
|
4392 |
P1027G X-mouse in the Campus
|
0 / 0 |
CTSC
|
|
|
4390 |
P1028B Unnatural Conditions
|
0 / 0 |
普及-
|
|
|
4384 |
P1028H Make Square
|
0 / 0 |
CTSC
|
|
|
4382 |
P1029B Creating the Contest
|
0 / 0 |
普及-
|
|
|
4381 |
P1029C Maximal Intersection
|
0 / 0 |
普及
|
|
|
4380 |
P1029D Concatenated Multiples
|
0 / 0 |
普及
|
|
|
4378 |
P1029F Multicolored Markers
|
0 / 0 |
提高
|
|
|
4370 |
P1031A Golden Plate
|
0 / 0 |
普及-
|
|
|
4365 |
P1031F Familiar Operations
|
0 / 0 |
CTSC
|
|
|
4360 |
P1032E The Unbearable Lightness of Weights
|
0 / 0 |
提高
|
|
|
4356 |
P1033B Square Difference
|
0 / 0 |
普及-
|
|
|
4354 |
P1033D Divisors
|
0 / 0 |
提高
|
|
|
4352 |
P1033F Boolean Computer
|
0 / 0 |
CTSC
|
|
|
4346 |
P1034E Little C Loves 3 III
|
0 / 0 |
CTSC
|
|
|
4345 |
P1036A Function Height
|
0 / 0 |
普及-
|
|
|
4344 |
P1036B Diagonal Walking v.2
|
0 / 0 |
普及
|
|
|
4340 |
P1036F Relatively Prime Powers
|
0 / 0 |
NOI
|
|
|
4338 |
P1037A Packets
|
0 / 0 |
普及-
|
|
|
4333 |
P1037F Maximum Reduction
|
0 / 0 |
NOI
|
|
|
4329 |
P1038B Non-Coprime Partition
|
0 / 0 |
普及-
|
|
|
4324 |
P1039A Timetable
|
0 / 0 |
省选
|
|
|
4322 |
P1039C Network Safety
|
0 / 0 |
省选
|
|
|
4318 |
P1040B Shashlik Cooking
|
0 / 0 |
普及-
|
|
|
4316 |
P1041B Buying a TV Set
|
0 / 0 |
普及-
|
|
|
4312 |
P1041F Ray in the tube
|
0 / 0 |
NOI
|
|
|
4309 |
P1042C Array Product
|
0 / 0 |
普及
|
|
|
4307 |
P1042E Vasya and Magic Matrix
|
0 / 0 |
省选
|
|
|
4305 |
P1043A Elections
|
0 / 0 |
普及-
|
|
|
4302 |
P1043D Mysterious Crime
|
0 / 0 |
普及
|
|
|
4301 |
P1043E Train Hard, Win Easy
|
0 / 0 |
普及
|
|
|
4300 |
P1043F Make It One
|
0 / 0 |
NOI
|
|
|
4289 |
P1045D Interstellar battle
|
0 / 0 |
省选
|
|
|
4287 |
P1045F Shady Lady
|
0 / 0 |
CTSC
|
|
|
4285 |
P1045H Self-exploration
|
0 / 0 |
NOI
|
|
|
4279 |
P1047A Little C Loves 3 I
|
0 / 0 |
普及-
|
|
|
4278 |
P1047B Cover Points
|
0 / 0 |
普及-
|
