ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4261 P989E   A Trance of Nightfall 0 / 0 10
4260 P990A   Commentary Boxes 0 / 0 3
4259 P990B   Micro-World 0 / 0 4
4258 P990C   Bracket Sequences Concatenation Problem 0 / 0 5
4257 P990D   Graph And Its Complement 0 / 0 5
4256 P990E   Post Lamps 0 / 0 7
4255 P990F   Flow Control 0 / 0 9
4254 P990G   GCD Counting 0 / 0 9
4253 P991A   If at first you don't succeed... 0 / 0 3
4252 P991B   Getting an A 0 / 0 3
4251 P991C   Candies 0 / 0 5
4250 P991D   Bishwock 0 / 0 5
4249 P991E   Bus Number 0 / 0 6
4248 P991F   Concise and clear 0 / 0 10
4247 P992A   Nastya and an Array 0 / 0 3
4246 P992B   Nastya Studies Informatics 0 / 0 5
4245 P992C   Nastya and a Wardrobe 0 / 0 5
4244 P992D   Nastya and a Game 0 / 0 7
4243 P992E   Nastya and King-Shamans 0 / 0 9
4242 P993A   Two Squares 0 / 0 5
4241 P993B   Open Communication 0 / 0 6
4240 P993C   Careful Maneuvering 0 / 0 7
4239 P993D   Compute Power 0 / 0 9
4238 P993E   Nikita and Order Statistics 0 / 0 8
4237 P993F   The Moral Dilemma 0 / 0 10
4236 P994A   Fingerprints 0 / 0 3
4235 P994B   Knights of a Polygonal Table 0 / 0 4
4234 P995A   Tesla 0 / 0 7
4233 P995B   Suit and Tie 0 / 0 4
4232 P995C   Leaving the Bar 0 / 0 8
4231 P995D   Game 0 / 0 9
4230 P995E   Number Clicker 0 / 0 10
4229 P995F   Cowmpany Cowmpensation 0 / 0 10
4228 P996A   Hit the Lottery 0 / 0 3
4227 P996B   World Cup 0 / 0 4
4226 P997A   Convert to Ones 0 / 0 5
4225 P997B   Roman Digits 0 / 0 7
4224 P997C   Sky Full of Stars 0 / 0 9
4223 P997D   Cycles in product 0 / 0 10
4222 P997E   Good Subsegments 0 / 0 10
4221 P998A   Balloons 0 / 0 3
4220 P998B   Cutting 0 / 0 4
4219 P999A   Mishka and Contest 0 / 0 3
4218 P999B   Reversing Encryption 0 / 0 3
4217 P999C   Alphabetic Removals 0 / 0 4
4216 P999D   Equalize the Remainders 0 / 0 6
4215 P999E   Reachability from the Capital 0 / 0 7
4214 P999F   Cards and Joy 0 / 0 7
4213 P1000A   Codehorses T-shirts 0 / 0 4
4212 P1000B   Light It Up 0 / 0 5
4211 P1000C   Covered Points Count 0 / 0 5
4210 P1000D   Yet Another Problem On a Subsequence 0 / 0 6
4209 P1000E   We Need More Bosses 0 / 0 7
4208 P1000F   One Occurrence 0 / 0 9
4207 P1000G   Two-Paths 0 / 0 10
4206 P1001A   Generate plus state or minus state 0 / 0 3
4205 P1001B   Generate Bell state 0 / 0 4
4204 P1001C   Generate GHZ state 0 / 0 4
4203 P1001D   Distinguish plus state and minus state 0 / 0 4
4202 P1001E   Distinguish Bell states 0 / 0 5
4201 P1001F   Distinguish multi-qubit basis states 0 / 0 4
4200 P1001G   Oracle for f(x) = k-th element of x 0 / 0 4
4199 P1001H   Oracle for f(x) = parity of the number of 1s in x 0 / 0 4
4198 P1001I   Deutsch-Jozsa algorithm 0 / 0 5
4197 P1002A1   Generate superposition of all basis states 0 / 0 3
4196 P1002A2   Generate superposition of zero state and a basis state 0 / 0 4
4195 P1002A3   Generate superposition of two basis states 0 / 0 5
4194 P1002A4   Generate W state 0 / 0 6
4193 P1002B1   Distinguish zero state and W state 0 / 0 4
4192 P1002B2   Distinguish GHZ state and W state 0 / 0 5
4191 P1002B3   Distinguish four 2-qubit states 0 / 0 5
4190 P1002B4   Distinguish four 2-qubit states - 2 0 / 0 5
4189 P1002C1   Distinguish zero state and plus state with minimum error 0 / 0 5
4188 P1002C2   Distinguish zero state and plus state without errors 0 / 0 6
4187 P1002D1   Oracle for f(x) = b * x mod 2 0 / 0 4
4186 P1002D2   Oracle for f(x) = b * x + (1 - b) * (1 - x) mod 2 0 / 0 4
4185 P1002D3   Oracle for majority function 0 / 0 5
4184 P1002E1   Bernstein-Vazirani algorithm 0 / 0 5
4183 P1002E2   Another array reconstruction algorithm 0 / 0 6
4182 P1003A   Polycarp's Pockets 0 / 0 3
4181 P1003B   Binary String Constructing 0 / 0 4
4180 P1003C   Intense Heat 0 / 0 4
4179 P1003D   Coins and Queries 0 / 0 5
4178 P1003E   Tree Constructing 0 / 0 7
4177 P1003F   Abbreviation 0 / 0 8
4176 P1004A   Sonya and Hotels 0 / 0 3
4175 P1004B   Sonya and Exhibition 0 / 0 4
4174 P1004C   Sonya and Robots 0 / 0 4
4173 P1004D   Sonya and Matrix 0 / 0 8
4172 P1004E   Sonya and Ice Cream 0 / 0 9
4171 P1004F   Sonya and Bitwise OR 0 / 0 10
4170 P1005A   Tanya and Stairways 0 / 0 3
4169 P1005B   Delete from the Left 0 / 0 3
4168 P1005C   Summarize to the Power of Two 0 / 0 4
4167 P1005D   Polycarp and Div 3 0 / 0 5
4166 P1005E1   Median on Segments (Permutations Edition) 0 / 0 6
4165 P1005E2   Median on Segments (General Case Edition) 0 / 0 9
4164 P1005F   Berland and the Shortest Paths 0 / 0 7
4163 P1006A   Adjacent Replacements 0 / 0 3
4162 P1006B   Polycarp's Practice 0 / 0 4

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