|
|
7700 |
P235B Let's Play Osu!
|
0 / 0 |
提高
|
|
|
7697 |
P235E Number Challenge
|
0 / 0 |
CTSC
|
|
|
7689 |
P238A Not Wool Sequences
|
0 / 0 |
普及-
|
|
|
7684 |
P239A Two Bags of Potatoes
|
0 / 0 |
普及-
|
|
|
7679 |
P241B Friends
|
0 / 0 |
CTSC
|
|
|
7652 |
P246B Increase and Decrease
|
0 / 0 |
普及-
|
|
|
7647 |
P248B Chilly Willy
|
0 / 0 |
普及-
|
|
|
7644 |
P248E Piglet's Birthday
|
0 / 0 |
CTSC
|
|
|
7643 |
P249D Donkey and Stars
|
0 / 0 |
CTSC
|
|
|
7642 |
P249E Endless Matrix
|
0 / 0 |
CTSC
|
|
|
7635 |
P251B Playing with Permutations
|
0 / 0 |
普及
|
|
|
7633 |
P251D Two Sets
|
0 / 0 |
CTSC
|
|
|
7616 |
P255D Mr
|
0 / 0 |
普及
|
|
|
7615 |
P255E Furlo and Rublo and Game
|
0 / 0 |
省选
|
|
|
7610 |
P257C View Angle
|
0 / 0 |
普及
|
|
|
7609 |
P257D Sum
|
0 / 0 |
普及
|
|
|
7607 |
P258A Little Elephant and Bits
|
0 / 0 |
普及-
|
|
|
7605 |
P258C Little Elephant and LCM
|
0 / 0 |
提高
|
|
|
7604 |
P258D Little Elephant and Broken Sorting
|
0 / 0 |
CTSC
|
|
|
7600 |
P260A Adding Digits
|
0 / 0 |
普及-
|
|
|
7594 |
P261B Maxim and Restaurant
|
0 / 0 |
普及
|
|
|
7593 |
P261C Maxim and Matrix
|
0 / 0 |
提高
|
|
|
7574 |
P266C Below the Diagonal
|
0 / 0 |
提高
|
|
|
7573 |
P266D BerDonalds
|
0 / 0 |
NOI
|
|
|
7572 |
P266E More Queries to Array...
|
0 / 0 |
NOI
|
|
|
7571 |
P267A Subtractions
|
0 / 0 |
普及-
|
|
|
7569 |
P267C Berland Traffic
|
0 / 0 |
CTSC
|
|
|
7567 |
P268B Buttons
|
0 / 0 |
普及-
|
|
|
7564 |
P268E Playlist
|
0 / 0 |
提高
|
|
|
7563 |
P269A Magical Boxes
|
0 / 0 |
普及
|
|
|
7559 |
P269E String Theory
|
0 / 0 |
CTSC
|
|
|
7558 |
P270A Fancy Fence
|
0 / 0 |
普及-
|
|
|
7555 |
P271B Prime Matrix
|
0 / 0 |
普及-
|
|
|
7552 |
P271E Three Horses
|
0 / 0 |
省选
|
|
|
7551 |
P272A Dima and Friends
|
0 / 0 |
普及-
|
|
|
7550 |
P272B Dima and Sequence
|
0 / 0 |
普及-
|
|
|
7548 |
P272D Dima and Two Sequences
|
0 / 0 |
普及
|
|
|
7534 |
P276D Little Girl and Maximum XOR
|
0 / 0 |
普及
|
|
|
7518 |
P280C Game on Tree
|
0 / 0 |
省选
|
|
|
7516 |
P280E Sequence Transformation
|
0 / 0 |
CTSC
|
|
|
7512 |
P282B Painting Eggs
|
0 / 0 |
普及
|
|
|
7511 |
P282C XOR and OR
|
0 / 0 |
普及
|
|
|
7505 |
P283D Cows and Cool Sequences
|
0 / 0 |
NOI
|
|
|
7504 |
P283E Cow Tennis Tournament
|
0 / 0 |
CTSC
|
|
|
7503 |
P284A Cows and Primitive Roots
|
0 / 0 |
普及-
|
|
|
7497 |
P285E Positions in Permutations
|
0 / 0 |
CTSC
|
|
|
7496 |
P286A Lucky Permutation
|
0 / 0 |
普及-
|
|
|
7492 |
P286E Ladies' Shop
|
0 / 0 |
CTSC
|
|
|
7490 |
P287B Pipeline
|
0 / 0 |
普及
|
|
|
7487 |
P288C Polo the Penguin and XOR operation
|
0 / 0 |
普及
|
|
|
7485 |
P288E Polo the Penguin and Lucky Numbers
|
0 / 0 |
CTSC
|
|
|
7464 |
P293C Cube Problem
|
0 / 0 |
NOI
|
|
|
7463 |
P293D Ksusha and Square
|
0 / 0 |
CTSC
|
|
|
7461 |
P294A Shaass and Oskols
|
0 / 0 |
普及-
|
|
|
7451 |
P296A Yaroslav and Permutations
|
0 / 0 |
普及-
|
|
|
7436 |
P300E Empire Strikes Back
|
0 / 0 |
省选
|
|
|
7428 |
P303A Lucky Permutation Triple
|
0 / 0 |
普及-
|
|
|
7427 |
P303B Rectangle Puzzle II
|
0 / 0 |
普及
|
|
|
7426 |
P303C Minimum Modular
|
0 / 0 |
NOI
|
|
|
7425 |
P303D Rotatable Number
|
0 / 0 |
CTSC
|
|
|
7424 |
P303E Random Ranking
|
0 / 0 |
CTSC
|
|
|
7423 |
P304A Pythagorean Theorem II
|
0 / 0 |
普及-
|
|
|
7420 |
P305B Continued Fractions
|
0 / 0 |
普及
|
|
|
7418 |
P305D Olya and Graph
|
0 / 0 |
省选
|
|
|
7412 |
P309A Morning run
|
0 / 0 |
提高
|
|
|
7404 |
P311D Interval Cubing
|
0 / 0 |
CTSC
|
|
|
7401 |
P312B Archer
|
0 / 0 |
普及-
|
|
|
7387 |
P316A2 Special Task
|
0 / 0 |
普及-
|
|
|
7380 |
P316D3 PE Lesson
|
0 / 0 |
NOI
|
|
|
7378 |
P316E2 Summer Homework
|
0 / 0 |
省选
|
|
|
7377 |
P316E3 Summer Homework
|
0 / 0 |
省选
|
|
|
7365 |
P318A Even Odds
|
0 / 0 |
普及-
|
|
|
7363 |
P319A Malek Dance Club
|
0 / 0 |
普及
|
|
|
7356 |
P321A Ciel and Robot
|
0 / 0 |
普及
|
|
|
7353 |
P321D Ciel and Flipboard
|
0 / 0 |
CTSC
|
|
|
7350 |
P322B Ciel and Flowers
|
0 / 0 |
普及
|
|
|
7345 |
P325B Stadium and Games
|
0 / 0 |
普及
|
|
|
7340 |
P327B Hungry Sequence
|
0 / 0 |
普及-
|
|
|
7339 |
P327C Magic Five
|
0 / 0 |
普及
|
|
|
7330 |
P329E Evil
|
0 / 0 |
CTSC
|
|
|
7312 |
P332D Theft of Blueprints
|
0 / 0 |
NOI
|
|
|
7299 |
P335E Counting Skyscrapers
|
0 / 0 |
CTSC
|
|
|
7297 |
P336A Vasily the Bear and Triangle
|
0 / 0 |
普及-
|
|
|
7296 |
P336B Vasily the Bear and Fly
|
0 / 0 |
普及
|
|
|
7294 |
P336D Vasily the Bear and Beautiful Strings
|
0 / 0 |
提高
|
|
|
7291 |
P337B Routine Problem
|
0 / 0 |
普及-
|
|
|
7290 |
P337C Quiz
|
0 / 0 |
普及
|
|
|
7287 |
P338D GCD Table
|
0 / 0 |
CTSC
|
|
|
7280 |
P340A The Wall
|
0 / 0 |
普及-
|
|
|
7278 |
P340C Tourist Problem
|
0 / 0 |
普及
|
|
|
7276 |
P340E Iahub and Permutations
|
0 / 0 |
提高
|
|
|
7268 |
P343A Rational Resistance
|
0 / 0 |
普及
|
|
|
7262 |
P344B Simple Molecules
|
0 / 0 |
普及-
|
|
|
7254 |
P346A Alice and Bob
|
0 / 0 |
普及
|
|
|
7252 |
P346C Number Transformation II
|
0 / 0 |
省选
|
|
|
7250 |
P346E Doodle Jump
|
0 / 0 |
CTSC
|
|
|
7248 |
P347B Fixed Points
|
0 / 0 |
普及-
|
|
|
7247 |
P348A Mafia
|
0 / 0 |
普及
|
|
|
7235 |
P351A Jeff and Rounding
|
0 / 0 |
普及
|
|
|
7230 |
P352A Jeff and Digits
|
0 / 0 |
普及-
|
