ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4399 P864B   Polycarp and Letters 0 / 0 3
4389 P865E   Hex Dyslexia 0 / 0 10
4390 P865F   Egg Roulette 0 / 0 10
4386 P868A   Bark to Unlock 0 / 0 3
4384 P868C   Qualification Rounds 0 / 0 5
4383 P868D   Huge Strings 0 / 0 8
4378 P869A   The Artful Expedient 0 / 0 3
4376 P869D   The Overdosing Ubiquity 0 / 0 10
4374 P870A   Search for Pretty Integers 0 / 0 3
4371 P870D   Something with XOR Queries 0 / 0 7
4363 P873E   Awards For Contestants 0 / 0 8
4361 P875A   Classroom Watch 0 / 0 4
4352 P877B   Nikita and string 0 / 0 5
4333 P883H   Palindromic Cut 0 / 0 6
4321 P886A   ACM ICPC 0 / 0 3
4313 P887B   Cubes for Masha 0 / 0 4
4314 P887C   Solution for Cube 0 / 0 5
4309 P888A   Local Extrema 0 / 0 3
4301 P891A   Pride 0 / 0 5
4292 P893B   Beautiful Divisors 0 / 0 3
4288 P894A   QAQ 0 / 0 3
4285 P894D   Ralph And His Tour in Binary Country 0 / 0 8
4283 P895A   Pizza Separation 0 / 0 4
4272 P897B   Chtholly's request 1 / 1 4
4270 P898B   Proper Nutrition 0 / 0 3
4266 P898F   Restoring the Expression 0 / 0 8
4256 P900C   Remove Extra One 0 / 0 5
4243 P903E   Swapping Characters 0 / 0 8
4239 P906B   Seating of Students 0 / 0 8
4238 P906C   Party 0 / 0 9
4235 P907A   Masha and Bears 0 / 0 4
4233 P908A   New Year and Counting Cards 0 / 0 3
4232 P908B   New Year and Buggy Bot 0 / 0 4
4231 P908C   New Year and Curling 0 / 0 5
4224 P909A   Generate Login 0 / 0 3
4215 P911B   Two Cakes 0 / 0 4
4214 P911C   Three Garlands 0 / 0 4
4213 P911D   Inversion Counting 0 / 0 6
4207 P912C   Perun, Ult! 0 / 0 9
4201 P913D   Too Easy Problems 0 / 0 6
4196 P914A   Perfect Squares 0 / 0 3
4194 P914C   Travelling Salesman and Special Numbers 0 / 0 6
4192 P914F   Substrings in a String 0 / 0 10
4181 P916A   Jamie and Alarm Snooze 0 / 0 3
4169 P918A   Eleven 0 / 0 3
4167 P919A   Supermarket 0 / 0 3
4166 P919B   Perfect Number 0 / 0 3
4165 P919C   Seat Arrangements 0 / 0 4
4156 P920F   SUM and REPLACE 0 / 0 7
4155 P920G   List Of Integers 0 / 0 8

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