ID Problem Show tags Hide tags AC / Tried Difficulty
6497 CF803C   Maximal GCD 0 / 0 (None)
6492 CF804A   Find Amir 0 / 0 (None)
6491 CF804B   Minimum number of steps 0 / 0 (None)
6485 CF805A   Fake NP 0 / 0 (None)
6480 CF808B   Average Sleep Time 0 / 0 (None)
6473 CF809A   Do you want a date? 0 / 0 (None)
6469 CF809E   Surprise me! 0 / 0 (None)
6467 CF810A   Straight «A» 0 / 0 (None)
6453 CF813B   The Golden Age 0 / 0 (None)
6441 CF815B   Karen and Test 0 / 0 (None)
6434 CF817A   Treasure Hunt 0 / 0 (None)
6433 CF817B   Makes And The Product 0 / 0 (None)
6432 CF817C   Really Big Numbers 0 / 0 (None)
6428 CF818A   Diplomas and Certificates 0 / 0 (None)
6422 CF818F   Level Generation 0 / 0 (None)
6419 CF819B   Mister B and PR Shifts 0 / 0 (None)
6414 CF820B   Mister B and Angle in Polygon 0 / 0 (None)
6410 CF821B   Okabe and Banana Trees 0 / 0 (None)
6406 CF822A   I'm bored with life 0 / 0 (None)
6403 CF822D   My pretty girl Noora 0 / 0 (None)
6387 CF827E   Rusty String 0 / 0 (None)
6381 CF830C   Bamboo Partition 0 / 0 (None)
6378 CF830E   Perpetual Motion Machine 0 / 0 (None)
6374 CF832A   Sasha and Sticks 0 / 0 (None)
6372 CF832C   Strange Radiation 0 / 0 (None)
6369 CF833A   The Meaningless Game 0 / 0 (None)
6366 CF833C   Ever-Hungry Krakozyabra 0 / 0 (None)
6361 CF835A   Key races 0 / 0 (None)
6351 CF837D   Round Subset 0 / 0 (None)
6350 CF837E   Vasya's Function 0 / 0 (None)
6349 CF837F   Prefix Sums 0 / 0 (None)
6343 CF838D   Airplane Arrangements 0 / 0 (None)
6337 CF839D   Winter is here 0 / 0 (None)
6336 CF839E   Mother of Dragons 0 / 0 (None)
6334 CF840A   Leha and Function 0 / 0 (None)
6328 CF841B   Godsend 0 / 0 (None)
6325 CF842C   Ilya And The Tree 0 / 0 (None)
6321 CF843A   Sorting by Subsequences 0 / 0 (None)
6319 CF843C   Upgrading Tree 0 / 0 (None)
6315 CF844B   Rectangles 0 / 0 (None)
6307 CF845G   Shortest Path Problem? 0 / 0 (None)
6299 CF846F   Random Query 0 / 0 (None)
6289 CF847I   Noise Level 0 / 0 (None)
6285 CF847M   Weather Tomorrow 0 / 0 (None)
6280 CF848E   Days of Floral Colours 0 / 0 (None)
6276 CF850A   Five Dimensional Points 0 / 0 (None)
6273 CF850D   Tournament Construction 0 / 0 (None)
6272 CF850E   Random Elections 0 / 0 (None)
6271 CF850F   Rainbow Balls 0 / 0 (None)
6270 CF851A   Arpa and a research in Mexican wave 0 / 0 (None)
6269 CF851B   Arpa and an exam about geometry 0 / 0 (None)
6267 CF852A   Digits 0 / 0 (None)
6262 CF852F   Product transformation 0 / 0 (None)
6252 CF854A   Fraction 0 / 0 (None)
6251 CF854B   Maxim Buys an Apartment 0 / 0 (None)
6240 CF856C   Eleventh Birthday 0 / 0 (None)
6236 CF858A   k-rounding 0 / 0 (None)
6228 CF859B   Lazy Security Guard 0 / 0 (None)
6222 CF859G   Circle of Numbers 0 / 0 (None)
6204 CF864C   Bus 0 / 0 (None)
6203 CF864D   Make a Permutation! 0 / 0 (None)
6194 CF865F   Egg Roulette 0 / 0 (None)
6193 CF865G   Flowers and Chocolate 0 / 0 (None)
6183 CF868G   El Toll Caves 0 / 0 (None)
6181 CF869B   The Eternal Immortality 0 / 0 (None)
6180 CF869C   The Intriguing Obsession 0 / 0 (None)
6174 CF870C   Maximum splitting 0 / 0 (None)
6162 CF875A   Classroom Watch 0 / 0 (None)
6155 CF876A   Trip For Meal 0 / 0 (None)
6154 CF876B   Divisiblity of Differences 0 / 0 (None)
6136 CF883D   Packmen Strike Back 0 / 0 (None)
6126 CF883M   Quadcopter Competition 0 / 0 (None)
6122 CF884C   Bertown Subway 0 / 0 (None)
6114 CF886E   Maximum Element 0 / 0 (None)
6101 CF888D   Almost Identity Permutations 0 / 0 (None)
6097 CF889E   Mod Mod Mod 0 / 0 (None)
6096 CF891A   Pride 0 / 0 (None)
6092 CF891E   Lust 0 / 0 (None)
6084 CF893E   Counting Arrays 0 / 0 (None)
6081 CF894B   Ralph And His Magic Field 0 / 0 (None)
6078 CF894C   Marco and GCD Sequence 0 / 0 (None)
6074 CF895B   XK Segments 0 / 0 (None)
6073 CF895C   Square Subsets 0 / 0 (None)
6072 CF895D   String Mark 0 / 0 (None)
6066 CF896D   Nephren Runs a Cinema 0 / 0 (None)
6062 CF898A   Rounding 0 / 0 (None)
6056 CF898F   Restoring the Expression 0 / 0 (None)
6055 CF899A   Splitting in Teams 0 / 0 (None)
6053 CF899C   Dividing the numbers 0 / 0 (None)
6052 CF899D   Shovel Sale 0 / 0 (None)
6048 CF900B   Position in Fraction 0 / 0 (None)
6047 CF900C   Remove Extra One 0 / 0 (None)
6045 CF900D   Unusual Sequences 0 / 0 (None)
6042 CF901B   GCD of Polynomials 0 / 0 (None)
6039 CF901E   Cyclic Cipher 0 / 0 (None)
6032 CF903D   Almost Difference 0 / 0 (None)
6027 CF906B   Seating of Students 0 / 0 (None)
6025 CF906D   Power Tower 0 / 0 (None)
6018 CF908C   New Year and Curling 0 / 0 (None)
6017 CF908D   New Year and Arbitrary Arrangement 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.