|
|
4575 |
P989E A Trance of Nightfall
|
0 / 0 |
CTSC
|
|
|
4574 |
P990A Commentary Boxes
|
0 / 0 |
普及-
|
|
|
4573 |
P990B Micro-World
|
0 / 0 |
普及-
|
|
|
4572 |
P990C Bracket Sequences Concatenation Problem
|
0 / 0 |
普及
|
|
|
4571 |
P990D Graph And Its Complement
|
0 / 0 |
普及
|
|
|
4570 |
P990E Post Lamps
|
0 / 0 |
提高
|
|
|
4569 |
P990F Flow Control
|
0 / 0 |
NOI
|
|
|
4568 |
P990G GCD Counting
|
0 / 0 |
NOI
|
|
|
4567 |
P991A If at first you don't succeed...
|
0 / 0 |
普及-
|
|
|
4566 |
P991B Getting an A
|
0 / 0 |
普及-
|
|
|
4565 |
P991C Candies
|
0 / 0 |
普及
|
|
|
4564 |
P991D Bishwock
|
0 / 0 |
普及
|
|
|
4563 |
P991E Bus Number
|
0 / 0 |
普及
|
|
|
4562 |
P991F Concise and clear
|
0 / 0 |
CTSC
|
|
|
4561 |
P992A Nastya and an Array
|
0 / 0 |
普及-
|
|
|
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
|
|
|
4557 |
P992E Nastya and King-Shamans
|
0 / 0 |
NOI
|
|
|
4556 |
P993A Two Squares
|
0 / 0 |
普及
|
|
|
4555 |
P993B Open Communication
|
0 / 0 |
普及
|
|
|
4554 |
P993C Careful Maneuvering
|
0 / 0 |
提高
|
|
|
4553 |
P993D Compute Power
|
0 / 0 |
NOI
|
|
|
4552 |
P993E Nikita and Order Statistics
|
0 / 0 |
省选
|
|
|
4551 |
P993F The Moral Dilemma
|
0 / 0 |
CTSC
|
|
|
4550 |
P994A Fingerprints
|
0 / 0 |
普及-
|
|
|
4549 |
P994B Knights of a Polygonal Table
|
0 / 0 |
普及-
|
|
|
4548 |
P995A Tesla
|
0 / 0 |
提高
|
|
|
4547 |
P995B Suit and Tie
|
0 / 0 |
普及-
|
|
|
4546 |
P995C Leaving the Bar
|
0 / 0 |
省选
|
|
|
4545 |
P995D Game
|
0 / 0 |
NOI
|
|
|
4544 |
P995E Number Clicker
|
0 / 0 |
CTSC
|
|
|
4543 |
P995F Cowmpany Cowmpensation
|
0 / 0 |
CTSC
|
|
|
4542 |
P996A Hit the Lottery
|
0 / 0 |
普及-
|
|
|
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
|
|
|
4537 |
P997D Cycles in product
|
0 / 0 |
CTSC
|
|
|
4536 |
P997E Good Subsegments
|
0 / 0 |
CTSC
|
|
|
4535 |
P998A Balloons
|
0 / 0 |
普及-
|
|
|
4534 |
P998B Cutting
|
0 / 0 |
普及-
|
|
|
4533 |
P999A Mishka and Contest
|
0 / 0 |
普及-
|
|
|
4532 |
P999B Reversing Encryption
|
0 / 0 |
普及-
|
|
|
4531 |
P999C Alphabetic Removals
|
0 / 0 |
普及-
|
|
|
4530 |
P999D Equalize the Remainders
|
0 / 0 |
普及
|
|
|
4529 |
P999E Reachability from the Capital
|
0 / 0 |
提高
|
|
|
4528 |
P999F Cards and Joy
|
0 / 0 |
提高
|
|
|
4527 |
P1000A Codehorses T-shirts
|
0 / 0 |
普及-
|
|
|
4526 |
P1000B Light It Up
|
0 / 0 |
普及
|
|
|
4525 |
P1000C Covered Points Count
|
0 / 0 |
普及
|
|
|
4524 |
P1000D Yet Another Problem On a Subsequence
|
0 / 0 |
普及
|
|
|
4523 |
P1000E We Need More Bosses
|
0 / 0 |
提高
|
|
|
4522 |
P1000F One Occurrence
|
0 / 0 |
NOI
|
|
|
4521 |
P1000G Two-Paths
|
0 / 0 |
CTSC
|
|
|
4520 |
P1001A Generate plus state or minus state
|
0 / 0 |
普及-
|
|
|
4519 |
P1001B Generate Bell state
|
0 / 0 |
普及-
|
|
|
4518 |
P1001C Generate GHZ state
|
0 / 0 |
普及-
|
|
|
4517 |
P1001D Distinguish plus state and minus state
|
0 / 0 |
普及-
|
|
|
4516 |
P1001E Distinguish Bell states
|
0 / 0 |
普及
|
|
|
4515 |
P1001F Distinguish multi-qubit basis states
|
0 / 0 |
普及-
|
|
|
4514 |
P1001G Oracle for f(x) = k-th element of x
|
0 / 0 |
普及-
|
|
|
4513 |
P1001H Oracle for f(x) = parity of the number of 1s in x
|
0 / 0 |
普及-
|
|
|
4512 |
P1001I Deutsch-Jozsa algorithm
|
0 / 0 |
普及
|
|
|
4511 |
P1002A1 Generate superposition of all basis states
|
0 / 0 |
普及-
|
|
|
4510 |
P1002A2 Generate superposition of zero state and a basis state
|
0 / 0 |
普及-
|
|
|
4509 |
P1002A3 Generate superposition of two basis states
|
0 / 0 |
普及
|
|
|
4508 |
P1002A4 Generate W state
|
0 / 0 |
普及
|
|
|
4507 |
P1002B1 Distinguish zero state and W state
|
0 / 0 |
普及-
|
|
|
4506 |
P1002B2 Distinguish GHZ state and W state
|
0 / 0 |
普及
|
|
|
4505 |
P1002B3 Distinguish four 2-qubit states
|
0 / 0 |
普及
|
|
|
4504 |
P1002B4 Distinguish four 2-qubit states - 2
|
0 / 0 |
普及
|
|
|
4503 |
P1002C1 Distinguish zero state and plus state with minimum error
|
0 / 0 |
普及
|
|
|
4502 |
P1002C2 Distinguish zero state and plus state without errors
|
0 / 0 |
普及
|
|
|
4501 |
P1002D1 Oracle for f(x) = b * x mod 2
|
0 / 0 |
普及-
|
|
|
4500 |
P1002D2 Oracle for f(x) = b * x + (1 - b) * (1 - x) mod 2
|
0 / 0 |
普及-
|
|
|
4499 |
P1002D3 Oracle for majority function
|
0 / 0 |
普及
|
|
|
4498 |
P1002E1 Bernstein-Vazirani algorithm
|
0 / 0 |
普及
|
|
|
4497 |
P1002E2 Another array reconstruction algorithm
|
0 / 0 |
普及
|
|
|
4496 |
P1003A Polycarp's Pockets
|
0 / 0 |
普及-
|
|
|
4495 |
P1003B Binary String Constructing
|
0 / 0 |
普及-
|
|
|
4494 |
P1003C Intense Heat
|
0 / 0 |
普及-
|
|
|
4493 |
P1003D Coins and Queries
|
0 / 0 |
普及
|
|
|
4492 |
P1003E Tree Constructing
|
0 / 0 |
提高
|
|
|
4491 |
P1003F Abbreviation
|
0 / 0 |
省选
|
|
|
4490 |
P1004A Sonya and Hotels
|
0 / 0 |
普及-
|
|
|
4489 |
P1004B Sonya and Exhibition
|
0 / 0 |
普及-
|
|
|
4488 |
P1004C Sonya and Robots
|
0 / 0 |
普及-
|
|
|
4487 |
P1004D Sonya and Matrix
|
0 / 0 |
省选
|
|
|
4486 |
P1004E Sonya and Ice Cream
|
0 / 0 |
NOI
|
|
|
4485 |
P1004F Sonya and Bitwise OR
|
0 / 0 |
CTSC
|
|
|
4484 |
P1005A Tanya and Stairways
|
0 / 0 |
普及-
|
|
|
4483 |
P1005B Delete from the Left
|
0 / 0 |
普及-
|
|
|
4482 |
P1005C Summarize to the Power of Two
|
0 / 0 |
普及-
|
|
|
4481 |
P1005D Polycarp and Div 3
|
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
|
|
|
4478 |
P1005F Berland and the Shortest Paths
|
0 / 0 |
提高
|
|
|
4477 |
P1006A Adjacent Replacements
|
0 / 0 |
普及-
|
|
|
4476 |
P1006B Polycarp's Practice
|
0 / 0 |
普及-
|
