ID 题目 显示标签 隐藏标签 AC / 尝试 难度
6856 P271C   Secret 0 / 0 5
6853 P272A   Dima and Friends 0 / 0 3
6852 P272B   Dima and Sequence 0 / 0 4
6851 P272C   Dima and Staircase 0 / 0 5
6842 P274E   Mirror Room 0 / 0 10
6841 P275A   Lights Out 0 / 0 3
6840 P275B   Convex Shape 0 / 0 5
6839 P276A   Lunch Rush 0 / 0 3
6837 P276C   Little Girl and Maximum Sum 0 / 0 5
6836 P276D   Little Girl and Maximum XOR 0 / 0 5
6832 P277C   Game 0 / 0 9
6829 P278A   Circle Line 0 / 0 3
6827 P279A   Point on Spiral 0 / 0 4
6826 P279B   Books 0 / 0 4
6825 P279C   Ladder 0 / 0 5
6821 P280B   Maximum Xor Secondary 0 / 0 6
6820 P280C   Game on Tree 0 / 0 8
6819 P280D   k-Maximum Subsequence Sum 0 / 0 10
6818 P280E   Sequence Transformation 0 / 0 10
6817 P281A   Word Capitalization 0 / 0 3
6816 P281B   Nearest Fraction 0 / 0 5
6815 P282A   Bit++ 0 / 0 3
6813 P282C   XOR and OR 0 / 0 5
6810 P283A   Cows and Sequence 0 / 0 5
6805 P284A   Cows and Primitive Roots 0 / 0 4
6804 P284B   Cows and Poker Game 0 / 0 3
6803 P285A   Slightly Decreasing Permutations 0 / 0 3
6802 P285B   Find Marble 0 / 0 4
6801 P285C   Building Permutation 0 / 0 4
6800 P285D   Permutation Sum 0 / 0 6
6797 P286B   Shifting 0 / 0 8
6796 P286C   Main Sequence 0 / 0 7
6793 P287A   IQ Test 0 / 0 3
6789 P288C   Polo the Penguin and XOR operation 0 / 0 5
6787 P288E   Polo the Penguin and Lucky Numbers 0 / 0 10
6786 P289A   Polo the Penguin and Segments 0 / 0 3
6785 P289B   Polo the Penguin and Matrix 0 / 0 4
6784 P290A   Mysterious strings 0 / 0 4
6783 P290B   QR code 0 / 0 5
6782 P290C   WTF? 0 / 0 5
6781 P290D   Orange 0 / 0 4
6778 P291A   Spyke Talks 0 / 0 3
6777 P291B   Command Line Arguments 0 / 0 4
6776 P291C   Network Mask 0 / 0 5
6773 P292A   SMSC 0 / 0 3
6772 P292B   Network Topology 0 / 0 4
6763 P294A   Shaass and Oskols 0 / 0 3
6760 P294D   Shaass and Painter Robot 0 / 0 9
6758 P295A   Greg and Array 0 / 0 4
6746 P298A   Snow Footprints 0 / 0 4

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