ID Problem Show tags Hide tags AC / Tried Difficulty
7857 P288A  Polo the Penguin and Strings 0 / 0 4
7856 P288B  Polo the Penguin and Houses 0 / 0 5
7855 P288C  Polo the Penguin and XOR operation 0 / 0 5
7854 P288D  Polo the Penguin and Trees 0 / 0 9
7853 P288E  Polo the Penguin and Lucky Numbers 0 / 0 10
7852 P289A  Polo the Penguin and Segments 0 / 0 3
7851 P289B  Polo the Penguin and Matrix 0 / 0 4
7850 P290A  Mysterious strings 0 / 0 4
7849 P290B  QR code 0 / 0 5
7848 P290C  WTF? 0 / 0 5
7847 P290D  Orange 0 / 0 4
7846 P290E  HQ 0 / 0 9
7845 P290F  Greedy Petya 0 / 0 10
7844 P291A  Spyke Talks 0 / 0 3
7843 P291B  Command Line Arguments 0 / 0 4
7842 P291C  Network Mask 0 / 0 5
7841 P291D  Parallel Programming 0 / 0 5
7840 P291E  Tree-String Problem 0 / 0 7
7839 P292A  SMSC 0 / 0 3
7838 P292B  Network Topology 0 / 0 4
7837 P292C  Beautiful IP Addresses 0 / 0 7
7836 P292D  Connected Components 0 / 0 6
7835 P292E  Copying Data 0 / 0 6
7834 P293A  Weird Game 0 / 0 5
7833 P293B  Distinct Paths 0 / 0 10
7832 P293C  Cube Problem 0 / 0 9
7831 P293D  Ksusha and Square 0 / 0 10
7830 P293E  Close Vertices 0 / 0 10
7829 P294A  Shaass and Oskols 0 / 0 3
7828 P294B  Shaass and Bookshelf 0 / 0 5
7827 P294C  Shaass and Lights 0 / 0 6
7826 P294D  Shaass and Painter Robot 0 / 0 9
7825 P294E  Shaass the Great 0 / 0 8
7824 P295A  Greg and Array 0 / 0 4
7823 P295B  Greg and Graph 0 / 0 5
7822 P295C  Greg and Friends 0 / 0 7
7821 P295D  Greg and Caves 0 / 0 9
7820 P295E  Yaroslav and Points 0 / 0 9
7819 P296A  Yaroslav and Permutations 0 / 0 3
7818 P296B  Yaroslav and Two Strings 0 / 0 7
7817 P297A  Parity Game 0 / 0 5
7816 P297B  Fish Weight 0 / 0 5
7815 P297C  Splitting the Uniqueness 0 / 0 9
7814 P297D  Color the Carpet 0 / 0 9
7813 P297E  Mystic Carvings 0 / 0 10
7812 P298A  Snow Footprints 0 / 0 4
7811 P298B  Sail 0 / 0 4
7810 P299A  Ksusha and Array 0 / 0 3
7809 P299B  Ksusha the Squirrel 0 / 0 3
7808 P300A  Array 0 / 0 3
7807 P300B  Coach 0 / 0 5
7806 P300C  Beautiful Numbers 0 / 0 6
7805 P300D  Painting Square 0 / 0 8
7804 P300E  Empire Strikes Back 0 / 0 8
7803 P301A  Yaroslav and Sequence 0 / 0 6
7802 P301B  Yaroslav and Time 0 / 0 7
7801 P301C  Yaroslav and Algorithm 0 / 0 9
7800 P301D  Yaroslav and Divisors 0 / 0 8
7799 P301E  Yaroslav and Arrangements 0 / 0 10
7798 P302A  Eugeny and Array 0 / 0 3
7797 P302B  Eugeny and Play List 0 / 0 4
7796 P303A  Lucky Permutation Triple 0 / 0 4
7795 P303B  Rectangle Puzzle II 0 / 0 5
7794 P303C  Minimum Modular 0 / 0 9
7793 P303D  Rotatable Number 0 / 0 10
7792 P303E  Random Ranking 0 / 0 10
7791 P304A  Pythagorean Theorem II 0 / 0 4
7790 P304B  Calendar 0 / 0 4
7789 P305A  Strange Addition 0 / 0 5
7788 P305B  Continued Fractions 0 / 0 5
7787 P305C  Ivan and Powers of Two 0 / 0 5
7786 P305D  Olya and Graph 0 / 0 8
7785 P305E  Playing with String 0 / 0 8
7784 P306A  Candies 0 / 0 3
7783 P306B  Optimizer 0 / 0 7
7782 P306C  White, Black and White Again 0 / 0 7
7781 P306D  Polygon 0 / 0 8
7780 P309A  Morning run 0 / 0 7
7779 P309B  Context Advertising 0 / 0 7
7778 P309C  Memory for Arrays 0 / 0 6
7777 P309D  Tennis Rackets 0 / 0 10
7776 P309E  Sheep 0 / 0 10
7775 P311A  The Closest Pair 0 / 0 4
7774 P311B  Cats Transport 0 / 0 9
7773 P311C  Fetch the Treasure 0 / 0 9
7772 P311D  Interval Cubing 0 / 0 10
7771 P311E  Biologist 0 / 0 8
7770 P312A  Whose sentence is it? 0 / 0 3
7769 P312B  Archer 0 / 0 4
7768 P313A  Ilya and Bank Account 0 / 0 3
7767 P313B  Ilya and Queries 0 / 0 3
7766 P313C  Ilya and Matrix 0 / 0 4
7765 P313D  Ilya and Roads 0 / 0 7
7764 P313E  Ilya and Two Numbers 0 / 0 8
7763 P314A  Sereja and Contest 0 / 0 5
7762 P314B  Sereja and Periods 0 / 0 7
7761 P314C  Sereja and Subsequences 0 / 0 7
7760 P314D  Sereja and Straight Lines 0 / 0 9
7759 P314E  Sereja and Squares 0 / 0 10
7758 P315A  Sereja and Bottles 0 / 0 4

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