|
5575 |
P372B Counting Rectangles is Fun
|
0 / 0 |
(无) |
|
5574 |
P372C Watching Fireworks is Fun
|
0 / 0 |
(无) |
|
5567 |
P374C Inna and Dima
|
0 / 0 |
(无) |
|
5566 |
P374D Inna and Sequence
|
0 / 0 |
(无) |
|
5563 |
P375B Maximum Submatrix 2
|
0 / 0 |
(无) |
|
5560 |
P375E Red and Black Tree
|
0 / 0 |
(无) |
|
5555 |
P377C Captains Mode
|
0 / 0 |
(无) |
|
5553 |
P377E Cookie Clicker
|
0 / 0 |
(无) |
|
5547 |
P379D New Year Letter
|
0 / 0 |
(无) |
|
5544 |
P379G New Year Cactus
|
0 / 0 |
(无) |
|
5532 |
P382E Ksenia and Combinatorics
|
0 / 0 |
(无) |
|
5528 |
P383D Antimatter
|
0 / 0 |
(无) |
|
5527 |
P383E Vowels
|
0 / 0 |
(无) |
|
5522 |
P385C Bear and Prime Numbers
|
0 / 0 |
(无) |
|
5521 |
P385D Bear and Floodlight
|
0 / 0 |
(无) |
|
5517 |
P386C Diverse Substrings
|
0 / 0 |
(无) |
|
5516 |
P386D Game with Points
|
0 / 0 |
(无) |
|
5489 |
P391F1 Stock Trading
|
0 / 0 |
(无) |
|
5485 |
P392B Tower of Hanoi
|
0 / 0 |
(无) |
|
5466 |
P398B Painting The Wall
|
0 / 0 |
(无) |
|
5452 |
P401D Roman and Numbers
|
0 / 0 |
(无) |
|
5447 |
P402D Upgrading Array
|
0 / 0 |
(无) |
|
5445 |
P403D Beautiful Pairs of Numbers
|
0 / 0 |
(无) |
|
5440 |
P404D Minesweeper 1D
|
0 / 0 |
(无) |
|
5430 |
P407B Long Path
|
0 / 0 |
(无) |
|
5428 |
P407D Largest Submatrix 3
|
0 / 0 |
(无) |
|
5404 |
P413D 2048
|
0 / 0 |
(无) |
|
5401 |
P414B Mashmokh and ACM
|
0 / 0 |
(无) |
|
5394 |
P416B Art Union
|
0 / 0 |
(无) |
|
5393 |
P416C Booking System
|
0 / 0 |
(无) |
|
5391 |
P416E President's Path
|
0 / 0 |
(无) |
|
5390 |
P417A Elimination
|
0 / 0 |
(无) |
|
5387 |
P417D Cunning Gena
|
0 / 0 |
(无) |
|
5373 |
P424D Biathlon Track
|
0 / 0 |
(无) |
|
5372 |
P424E Colored Jenga
|
0 / 0 |
(无) |
|
5369 |
P425C Sereja and Two Sequences
|
0 / 0 |
(无) |
|
5367 |
P425E Sereja and Sets
|
0 / 0 |
(无) |
|
5361 |
P427D Match & Catch
|
0 / 0 |
(无) |
|
5358 |
P429B Working out
|
0 / 0 |
(无) |
|
5357 |
P429C Guess the Tree
|
0 / 0 |
(无) |
|
5350 |
P431C k-Tree
|
0 / 0 |
(无) |
|
5349 |
P431D Random Task
|
0 / 0 |
(无) |
|
5344 |
P432D Prefixes and Suffixes
|
0 / 0 |
(无) |
|
5341 |
P433B Kuriyama Mirai's Stones
|
0 / 0 |
(无) |
|
5338 |
P433E Tachibana Kanade's Tofu
|
0 / 0 |
(无) |
|
5332 |
P435D Special Grid
|
0 / 0 |
(无) |
|
5327 |
P436D Pudding Monsters
|
0 / 0 |
(无) |
|
5325 |
P436F Banners
|
0 / 0 |
(无) |
|
5320 |
P437E The Child and Polygon
|
0 / 0 |
(无) |
|
5313 |
P439E Devu and Birthday Celebration
|
0 / 0 |
(无) |
|
5309 |
P440D Berland Federalization
|
0 / 0 |
(无) |
|
5304 |
P441E Valera and Number
|
0 / 0 |
(无) |
|
5289 |
P446A DZY Loves Sequences
|
0 / 0 |
(无) |
|
5280 |
P448C Painting Fence
|
0 / 0 |
(无) |
|
5274 |
P449D Jzzhu and Numbers
|
0 / 0 |
(无) |
|
5273 |
P449E Jzzhu and Squares
|
0 / 0 |
(无) |
|
5258 |
P453B Little Pony and Harmony Chest
|
0 / 0 |
(无) |
|
5256 |
P453D Little Pony and Elements of Harmony
|
0 / 0 |
(无) |
|
5252 |
P455A Boredom
|
0 / 0 |
(无) |
|
5251 |
P455B A Lot of Games
|
0 / 0 |
(无) |
|
5250 |
P455C Civilization
|
0 / 0 |
(无) |
|
5240 |
P457F An easy problem about trees
|
0 / 0 |
(无) |
|
5235 |
P459E Pashmak and Graph
|
0 / 0 |
(无) |
|
5228 |
P461B Appleman and Tree
|
0 / 0 |
(无) |
|
5219 |
P463D Gargari and Permutations
|
0 / 0 |
(无) |
|
5215 |
P464C Substitutes in Number
|
0 / 0 |
(无) |
|
5214 |
P464D World of Darkraft - 2
|
0 / 0 |
(无) |
|
5208 |
P466C Number of Ways
|
0 / 0 |
(无) |
|
5207 |
P466D Increase Sequence
|
0 / 0 |
(无) |
|
5203 |
P467C George and Job
|
0 / 0 |
(无) |
|
5202 |
P467D Fedor and Essay
|
0 / 0 |
(无) |
|
5201 |
P467E Alex and Complicated Task
|
0 / 0 |
(无) |
|
5196 |
P468E Permanent
|
0 / 0 |
(无) |
|
5170 |
P474D Flowers
|
0 / 0 |
(无) |
|
5169 |
P474E Pillars
|
0 / 0 |
(无) |
|
5160 |
P476B Dreamoon and WiFi
|
0 / 0 |
(无) |
|
5157 |
P476E Dreamoon and Strings
|
0 / 0 |
(无) |
|
5156 |
P477D Dreamoon and Binary
|
0 / 0 |
(无) |
|
5151 |
P478D Red-Green Towers
|
0 / 0 |
(无) |
|
5145 |
P479E Riding in a Lift
|
0 / 0 |
(无) |
|
5144 |
P480D Parcels
|
0 / 0 |
(无) |
|
5140 |
P482C Game with Strings
|
0 / 0 |
(无) |
|
5139 |
P482D Random Function and Tree
|
0 / 0 |
(无) |
|
5132 |
P484D Kindergarten
|
0 / 0 |
(无) |
|
5125 |
P486D Valid Sets
|
0 / 0 |
(无) |
|
5124 |
P486E LIS of Sequence
|
0 / 0 |
(无) |
|
5122 |
P487B Strip
|
0 / 0 |
(无) |
|
5115 |
P489B BerSU Ball
|
0 / 0 |
(无) |
|
5114 |
P489C Given Length and Sum of Digits...
|
0 / 0 |
(无) |
|
5112 |
P489E Hiking
|
0 / 0 |
(无) |
|
5111 |
P489F Special Matrices
|
0 / 0 |
(无) |
|
5105 |
P490F Treeland Tour
|
0 / 0 |
(无) |
|
5090 |
P494B Obsessive String
|
0 / 0 |
(无) |
|
5089 |
P494C Helping People
|
0 / 0 |
(无) |
|
5088 |
P494D Birthday
|
0 / 0 |
(无) |
|
5078 |
P497E Subsequences Return
|
0 / 0 |
(无) |
|
5076 |
P498B Name That Tune
|
0 / 0 |
(无) |
|
5074 |
P498D Traffic Jams in the Land
|
0 / 0 |
(无) |
|
5073 |
P498E Stairs and Lines
|
0 / 0 |
(无) |
|
5066 |
P500E New Year Domino
|
0 / 0 |
(无) |