|
|
7489 |
P288A Polo the Penguin and Strings
|
0 / 0 |
普及-
|
|
|
7488 |
P288B Polo the Penguin and Houses
|
0 / 0 |
普及
|
|
|
7487 |
P288C Polo the Penguin and XOR operation
|
0 / 0 |
普及
|
|
|
7486 |
P288D Polo the Penguin and Trees
|
0 / 0 |
NOI
|
|
|
7485 |
P288E Polo the Penguin and Lucky Numbers
|
0 / 0 |
CTSC
|
|
|
7484 |
P289A Polo the Penguin and Segments
|
0 / 0 |
普及-
|
|
|
7483 |
P289B Polo the Penguin and Matrix
|
0 / 0 |
普及-
|
|
|
7482 |
P290A Mysterious strings
|
0 / 0 |
普及-
|
|
|
7481 |
P290B QR code
|
0 / 0 |
普及
|
|
|
7480 |
P290C WTF?
|
0 / 0 |
普及
|
|
|
7479 |
P290D Orange
|
0 / 0 |
普及-
|
|
|
7478 |
P290E HQ
|
0 / 0 |
NOI
|
|
|
7477 |
P290F Greedy Petya
|
0 / 0 |
CTSC
|
|
|
7476 |
P291A Spyke Talks
|
0 / 0 |
普及-
|
|
|
7475 |
P291B Command Line Arguments
|
0 / 0 |
普及-
|
|
|
7474 |
P291C Network Mask
|
0 / 0 |
普及
|
|
|
7473 |
P291D Parallel Programming
|
0 / 0 |
普及
|
|
|
7472 |
P291E Tree-String Problem
|
0 / 0 |
提高
|
|
|
7471 |
P292A SMSC
|
0 / 0 |
普及-
|
|
|
7470 |
P292B Network Topology
|
0 / 0 |
普及-
|
|
|
7469 |
P292C Beautiful IP Addresses
|
0 / 0 |
提高
|
|
|
7468 |
P292D Connected Components
|
0 / 0 |
普及
|
|
|
7467 |
P292E Copying Data
|
0 / 0 |
普及
|
|
|
7466 |
P293A Weird Game
|
0 / 0 |
普及
|
|
|
7465 |
P293B Distinct Paths
|
0 / 0 |
CTSC
|
|
|
7464 |
P293C Cube Problem
|
0 / 0 |
NOI
|
|
|
7463 |
P293D Ksusha and Square
|
0 / 0 |
CTSC
|
|
|
7462 |
P293E Close Vertices
|
0 / 0 |
CTSC
|
|
|
7461 |
P294A Shaass and Oskols
|
0 / 0 |
普及-
|
|
|
7460 |
P294B Shaass and Bookshelf
|
0 / 0 |
普及
|
|
|
7459 |
P294C Shaass and Lights
|
0 / 0 |
普及
|
|
|
7458 |
P294D Shaass and Painter Robot
|
0 / 0 |
NOI
|
|
|
7457 |
P294E Shaass the Great
|
0 / 0 |
省选
|
|
|
7456 |
P295A Greg and Array
|
0 / 0 |
普及-
|
|
|
7455 |
P295B Greg and Graph
|
0 / 0 |
普及
|
|
|
7454 |
P295C Greg and Friends
|
0 / 0 |
提高
|
|
|
7453 |
P295D Greg and Caves
|
0 / 0 |
NOI
|
|
|
7452 |
P295E Yaroslav and Points
|
0 / 0 |
NOI
|
|
|
7451 |
P296A Yaroslav and Permutations
|
0 / 0 |
普及-
|
|
|
7450 |
P296B Yaroslav and Two Strings
|
0 / 0 |
提高
|
|
|
7449 |
P297A Parity Game
|
0 / 0 |
普及
|
|
|
7448 |
P297B Fish Weight
|
0 / 0 |
普及
|
|
|
7447 |
P297C Splitting the Uniqueness
|
0 / 0 |
NOI
|
|
|
7446 |
P297D Color the Carpet
|
0 / 0 |
NOI
|
|
|
7445 |
P297E Mystic Carvings
|
0 / 0 |
CTSC
|
|
|
7444 |
P298A Snow Footprints
|
0 / 0 |
普及-
|
|
|
7443 |
P298B Sail
|
0 / 0 |
普及-
|
|
|
7442 |
P299A Ksusha and Array
|
0 / 0 |
普及-
|
|
|
7441 |
P299B Ksusha the Squirrel
|
0 / 0 |
普及-
|
|
|
7440 |
P300A Array
|
0 / 0 |
普及-
|
|
|
7439 |
P300B Coach
|
0 / 0 |
普及
|
|
|
7438 |
P300C Beautiful Numbers
|
0 / 0 |
普及
|
|
|
7437 |
P300D Painting Square
|
0 / 0 |
省选
|
|
|
7436 |
P300E Empire Strikes Back
|
0 / 0 |
省选
|
|
|
7435 |
P301A Yaroslav and Sequence
|
0 / 0 |
普及
|
|
|
7434 |
P301B Yaroslav and Time
|
0 / 0 |
提高
|
|
|
7433 |
P301C Yaroslav and Algorithm
|
0 / 0 |
NOI
|
|
|
7432 |
P301D Yaroslav and Divisors
|
0 / 0 |
省选
|
|
|
7431 |
P301E Yaroslav and Arrangements
|
0 / 0 |
CTSC
|
|
|
7430 |
P302A Eugeny and Array
|
0 / 0 |
普及-
|
|
|
7429 |
P302B Eugeny and Play List
|
0 / 0 |
普及-
|
|
|
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-
|
|
|
7422 |
P304B Calendar
|
0 / 0 |
普及-
|
|
|
7421 |
P305A Strange Addition
|
0 / 0 |
普及
|
|
|
7420 |
P305B Continued Fractions
|
0 / 0 |
普及
|
|
|
7419 |
P305C Ivan and Powers of Two
|
0 / 0 |
普及
|
|
|
7418 |
P305D Olya and Graph
|
0 / 0 |
省选
|
|
|
7417 |
P305E Playing with String
|
0 / 0 |
省选
|
|
|
7416 |
P306A Candies
|
0 / 0 |
普及-
|
|
|
7415 |
P306B Optimizer
|
0 / 0 |
提高
|
|
|
7414 |
P306C White, Black and White Again
|
0 / 0 |
提高
|
|
|
7413 |
P306D Polygon
|
0 / 0 |
省选
|
|
|
7412 |
P309A Morning run
|
0 / 0 |
提高
|
|
|
7411 |
P309B Context Advertising
|
0 / 0 |
提高
|
|
|
7410 |
P309C Memory for Arrays
|
0 / 0 |
普及
|
|
|
7409 |
P309D Tennis Rackets
|
0 / 0 |
CTSC
|
|
|
7408 |
P309E Sheep
|
0 / 0 |
CTSC
|
|
|
7407 |
P311A The Closest Pair
|
0 / 0 |
普及-
|
|
|
7406 |
P311B Cats Transport
|
0 / 0 |
NOI
|
|
|
7405 |
P311C Fetch the Treasure
|
0 / 0 |
NOI
|
|
|
7404 |
P311D Interval Cubing
|
0 / 0 |
CTSC
|
|
|
7403 |
P311E Biologist
|
0 / 0 |
省选
|
|
|
7402 |
P312A Whose sentence is it?
|
0 / 0 |
普及-
|
|
|
7401 |
P312B Archer
|
0 / 0 |
普及-
|
|
|
7400 |
P313A Ilya and Bank Account
|
0 / 0 |
普及-
|
|
|
7399 |
P313B Ilya and Queries
|
0 / 0 |
普及-
|
|
|
7398 |
P313C Ilya and Matrix
|
0 / 0 |
普及-
|
|
|
7397 |
P313D Ilya and Roads
|
0 / 0 |
提高
|
|
|
7396 |
P313E Ilya and Two Numbers
|
0 / 0 |
省选
|
|
|
7395 |
P314A Sereja and Contest
|
0 / 0 |
普及
|
|
|
7394 |
P314B Sereja and Periods
|
0 / 0 |
提高
|
|
|
7393 |
P314C Sereja and Subsequences
|
0 / 0 |
提高
|
|
|
7392 |
P314D Sereja and Straight Lines
|
0 / 0 |
NOI
|
|
|
7391 |
P314E Sereja and Squares
|
0 / 0 |
CTSC
|
|
|
7390 |
P315A Sereja and Bottles
|
0 / 0 |
普及-
|
