ID Problem Show tags Hide tags AC / Tried Difficulty
9407 CF171F   ucyhf 0 / 0 (None)
9406 CF171G   Mysterious numbers - 2 0 / 0 (None)
9387 CF175C   Geometry Horse 0 / 0 (None)
9359 CF178B1   Greedy Merchants 0 / 0 (None)
9358 CF178B2   Greedy Merchants 0 / 0 (None)
9355 CF178C1   Smart Beaver and Resolving Collisions 0 / 0 (None)
9303 CF188G   Array Sorting 0 / 0 (None)
9265 CF197A   Plate Game 0 / 0 (None)
9229 CF207A1   Beaver's Calculator 1.0 0 / 0 (None)
9226 CF207B1   Military Trainings 0 / 0 (None)
9214 CF207D5   The Beaver's Problem - 3 0 / 0 (None)
9211 CF207D7   The Beaver's Problem - 3 0 / 0 (None)
9203 CF209A   Multicolored Marbles 0 / 0 (None)
9185 CF214B   Hometask 0 / 0 (None)
9163 CF219C   Color Stripe 0 / 0 (None)
9138 CF225B   Well-known Numbers 0 / 0 (None)
9110 CF231C   To Add or Not to Add 0 / 0 (None)
9109 CF231D   Magic Box 0 / 0 (None)
9107 CF232A   Cycles 0 / 0 (None)
9096 CF234D   Cinema 0 / 0 (None)
9095 CF234E   Champions' League 0 / 0 (None)
9093 CF234G   Practice 0 / 0 (None)
9091 CF235A   LCM Challenge 0 / 0 (None)
9081 CF237C   Primes on Interval 0 / 0 (None)
9053 CF243A   The Brand New Function 0 / 0 (None)
9047 CF244B   Undoubtedly Lucky Numbers 0 / 0 (None)
9035 CF246C   Beauty Pageant 0 / 0 (None)
9033 CF246D   Colorful Graph 0 / 0 (None)
9021 CF250C   Movie Critics 0 / 0 (None)
9008 CF253C   Text Editor 0 / 0 (None)
8977 CF260B   Ancient Prophesy 0 / 0 (None)
8937 CF269A   Magical Boxes 0 / 0 (None)
8920 CF272D   Dima and Two Sequences 0 / 0 (None)
8876 CF283A   Cows and Sequence 0 / 0 (None)
8838 CF291C   Network Mask 0 / 0 (None)
8837 CF291D   Parallel Programming 0 / 0 (None)
8809 CF297B   Fish Weight 0 / 0 (None)
8780 CF305A   Strange Addition 0 / 0 (None)
8777 CF305C   Ivan and Powers of Two 0 / 0 (None)
8751 CF314A   Sereja and Contest 0 / 0 (None)
8739 CF316B2   EKG 0 / 0 (None)
8722 CF317A   Perfect Pair 0 / 0 (None)
8715 CF319A   Malek Dance Club 0 / 0 (None)
8700 CF322B   Ciel and Flowers 0 / 0 (None)
8699 CF323A   Black-and-White Cube 0 / 0 (None)
8656 CF333A   Secrets 0 / 0 (None)
8633 CF337C   Quiz 0 / 0 (None)
8620 CF340C   Tourist Problem 0 / 0 (None)
8609 CF343A   Rational Resistance 0 / 0 (None)
8608 CF343B   Alternating Current 0 / 0 (None)
8594 CF346A   Alice and Bob 0 / 0 (None)
8586 CF348A   Mafia 0 / 0 (None)
8576 CF350C   Bombs 0 / 0 (None)
8563 CF353C   Find Maximum 0 / 0 (None)
8514 CF364A   Matrix 0 / 0 (None)
8491 CF369C   Valera and Elections 0 / 0 (None)
8480 CF371C   Hamburgers 0 / 0 (None)
8476 CF372A   Counting Kangaroos is Fun 0 / 0 (None)
8470 CF373B   Making Sequences is Fun 0 / 0 (None)
8463 CF375A   Divisible by Seven 0 / 0 (None)
8462 CF375B   Maximum Submatrix 2 0 / 0 (None)
8455 CF377A   Maze 0 / 0 (None)
8440 CF380A   Sereja and Prefixes 0 / 0 (None)
8427 CF383A   Milking cows 0 / 0 (None)
8321 CF405C   Unusual Product 0 / 0 (None)
8316 CF407A   Triangle 0 / 0 (None)
8315 CF407B   Long Path 0 / 0 (None)
8296 CF411B   Multi-core Processor 0 / 0 (None)
8273 CF416C   Booking System 0 / 0 (None)
8252 CF424C   Magic Formulas 0 / 0 (None)
8234 CF429B   Working out 0 / 0 (None)
8230 CF430A   Points and Segments (easy) 0 / 0 (None)
8226 CF431C   k-Tree 0 / 0 (None)
8207 CF435C   Cardiogram 0 / 0 (None)
8182 CF440B   Balancer 0 / 0 (None)
8165 CF444A   DZY Loves Physics 0 / 0 (None)
8158 CF446A   DZY Loves Sequences 0 / 0 (None)
8125 CF453A   Little Pony and Expected Maximum 0 / 0 (None)
8013 CF476C   Dreamoon and Sums 0 / 0 (None)
7940 CF493C   Vasya and Basketball 0 / 0 (None)
7930 CF495B   Modular Equations 0 / 0 (None)
7913 CF500B   New Year Permutation 0 / 0 (None)
7911 CF500C   New Year Book Reading 0 / 0 (None)
7883 CF508C   Anya and Ghosts 0 / 0 (None)
7871 CF510C   Fox And Names 0 / 0 (None)
7837 CF518A   Vitaly and Strings 0 / 0 (None)
7835 CF518C   Anya and Smartphone 0 / 0 (None)
7809 CF523D   Statistics of Recompressing Videos 0 / 0 (None)
7802 CF525C   Ilya and Sticks 0 / 0 (None)
7781 CF530B   String inside out 0 / 0 (None)
7778 CF530D   Set subtraction 0 / 0 (None)
7763 CF534C   Polycarpus' Dice 0 / 0 (None)
7749 CF538C   Tourist's Notes 0 / 0 (None)
7651 CF559A   Gerald's Hexagon 0 / 0 (None)
7628 CF568A   Primes or Palindromes? 0 / 0 (None)
7618 CF570C   Replacement 0 / 0 (None)
7606 CF573B   Bear and Blocks 0 / 0 (None)
7515 CF593B   Anton and Lines 0 / 0 (None)
7504 CF595B   Pasha and Phone 0 / 0 (None)
7497 CF597A   Divisibility 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.