ID Problem Show tags Hide tags AC / Tried Difficulty
6197 P811E  Vladik and Entertaining Flags 0 / 0 10
6177 P813E  Army Creation 0 / 0 8
6176 P813F  Bipartite Checking 0 / 0 9
6158 P815D  Karen and Cards 0 / 0 10
6152 P816B  Karen and Coffee 0 / 0 4
6144 P817D  Imbalanced Array 0 / 0 6
6141 P817E  Choosing The Commander 0 / 0 7
6139 P817F  MEX Queries 0 / 0 8
6131 P818D  Multicolored Cars 0 / 0 5
6129 P818E  Card Game Again 0 / 0 6
6121 P819B  Mister B and PR Shifts 0 / 0 6
6106 P821C  Okabe and Boxes 0 / 0 5
6079 P825E  Minimal Labels 0 / 0 8
6073 P827A  String Reconstruction 0 / 0 5
6069 P827C  DNA Evolution 0 / 0 7
6067 P827D  Best Edge Weight 0 / 0 10
6063 P827F  Dirty Arkady's Kitchen 0 / 0 10
6057 P830B  Cards Sorting 0 / 0 5
6056 P830C  Bamboo Partition 0 / 0 8
6044 P833B  The Bakery 1 / 1 8
6042 P833D  Red-Black Cobweb 0 / 0 10
6041 P833E  Caramel Clouds 0 / 0 10
6039 P834B  The Festive Evening 0 / 0 3
6026 P837G  Functions On The Segments 0 / 0 9
6024 P838B  Diverging Directions 0 / 0 7
6013 P840B  Leha and another game about graph 0 / 0 7
6011 P840D  Destiny 0 / 0 9
6004 P842D  Vitya and Strange Lesson 0 / 0 7
5993 P845C  Two TVs 0 / 0 5
5992 P845D  Driving Test 0 / 0 6
5991 P845E  Fire in the City 0 / 0 9
5986 P846C  Four Segments 0 / 0 6
5985 P846D  Monitor 0 / 0 6
5983 P846F  Random Query 0 / 0 6
5981 P847B  Preparing for Merge Sort 0 / 0 5
5979 P847D  Dog Show 0 / 0 8
5968 P848B  Rooter's Song 0 / 0 6
5967 P848C  Goodbye Souvenir 0 / 0 10
5941 P853C  Boredom 0 / 0 7
5939 P853E  Lada Malina 0 / 0 10
5935 P855B  Marvolo Gaunt's Ring 0 / 0 5
5931 P855F  Nagini 0 / 0 10
5920 P858D  Polycarp's phone book 0 / 0 5
5910 P860E  Arkady and a Nobody-men 0 / 0 10
5905 P862E  Mahmoud and Ehab and the function 0 / 0 7
5904 P862F  Mahmoud and Ehab and the final stage 0 / 0 10
5900 P863D  Yet Another Array Queries Problem 0 / 0 6
5899 P863E  Turn Off The TV 0 / 0 7
5887 P865D  Buy Low Sell High 0 / 0 9
5871 P869E  The Untended Antiquity 0 / 0 9
5865 P870F  Paths 0 / 0 10
5859 P873E  Awards For Contestants 0 / 0 8
5854 P875D  High Cry 0 / 0 8
5853 P875E  Delivery Club 0 / 0 10
5846 P877D  Olya and Energy Drinks 0 / 0 7
5845 P877E  Danil and a Part-time Job 0 / 0 7
5844 P877F  Ann and Books 0 / 0 8
5842 P878B  Teams Formation 0 / 0 8
5841 P878C  Tournament 0 / 0 10
5837 P879B  Table Tennis 0 / 0 4
5825 P883L  Berland.Taxi 0 / 0 9
5820 P884D  Boxes And Balls 0 / 0 8
5808 P887D  Ratings and Reality Shows 0 / 0 9
5799 P888G  Xor-MST 0 / 0 8
5795 P891C  Envy 0 / 0 8
5787 P893D  Credit Card 3 / 6 6
5785 P893F  Subtree Minimum Query 0 / 1 8
5781 P894D  Ralph And His Tour in Binary Country 0 / 0 8
5775 P895E  Eyes Closed 0 / 0 8
5772 P896C  Willem, Chtholly and Seniorious 0 / 0 10
5770 P896E  Welcome home, Chtholly 4 / 18 10
5757 P899E  Segments Removal 0 / 0 7
5756 P899F  Letters Removing 0 / 0 7
5753 P900C  Remove Extra One 0 / 0 5
5751 P900E  Maximum Questions 0 / 0 7
5748 P901C  Bipartite Segments 0 / 0 8
5740 P903D  Almost Difference 0 / 0 8
5737 P903G  Yet Another Maxflow Problem 0 / 0 10
5718 P909D  Colorful Points 0 / 0 7
5708 P911E  Stack Sorting 0 / 0 7
5706 P911G  Mass Change Queries 0 / 0 9
5702 P912D  Fishes 0 / 0 7
5697 P913D  Too Easy Problems 0 / 0 6
5689 P914D  Bash and a Tough Math Puzzle 0 / 0 6
5688 P914E  Palindromes in a Tree 0 / 0 9
5687 P914F  Substrings in a String 0 / 0 10
5680 P915E  Physical Education Lessons 0 / 0 8
5679 P915F  Imbalance Value of a Tree 0 / 0 9
5674 P916D  Jamie and To-do List 0 / 0 8
5673 P916E  Jamie and Tree 0 / 0 9
5668 P917E  Upside Down 0 / 0 10
5655 P920E  Connected Components? 0 / 0 7
5654 P920F  SUM and REPLACE 0 / 0 7
5631 P923B  Producing Snow 0 / 0 5
5630 P923C  Perfect Security 0 / 0 6
5624 P924C  Riverside Curio 0 / 0 5
5616 P925E  May Holidays 0 / 0 10
5610 P926E  Merge Equal Elements 0 / 0 6
5605 P926J  Segments 0 / 0 7
5597 P930C  Teodor is not a liar! 0 / 0 6

Categories

Lucky

Pick a problem randomly based on the current filter.