ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7183 P277E  Binary Tree on Plane 0 / 0 9
7173 P280C  Game on Tree 0 / 0 8
7164 P282E  Sausage Maximization 0 / 0 8
7141 P288D  Polo the Penguin and Trees 0 / 0 9
7135 P290C  WTF? 0 / 0 提高+/省选-
7117 P293E  Close Vertices 0 / 0 10
7112 P294E  Shaass the Great 0 / 0 8
7023 P317C  Balance 0 / 0 9
7009 P321C  Ciel the Commander 0 / 0 NOI/NOI+/CTSC
6973 P331D3  Escaping on Beaveractor 0 / 0 10
6944 P337D  Book of Evil 0 / 0 NOI/NOI+/CTSC
6943 P337E  Divisor Tree 0 / 0 8
6937 P339D  Xenia and Bit Operations 0 / 0 提高+/省选-
6924 P342E  Xenia and Tree 0 / 0 9
6920 P343D  Water Tree 0 / 0 NOI/NOI+/CTSC
6919 P343E  Pumping Stations 0 / 0 10
6901 P348B  Apple Tree 0 / 0 NOI/NOI+/CTSC
6898 P348E  Pilgrims 0 / 0 10
6816 P369C  Valera and Elections 0 / 0 提高+/省选-
6805 P371D  Vessels 0 / 0 省选/NOI-
6800 P372D  Choosing Subtree is Fun 0 / 0 10
6793 P374D  Inna and Sequence 0 / 0 NOI/NOI+/CTSC
6788 P375D  Tree and Queries 0 / 0 9
6772 P379F  New Year Tree 0 / 0 9
6760 P382D  Ksenia and Pawns 0 / 0 8
6756 P383C  Propagating tree 0 / 0 NOI/NOI+/CTSC
6699 P396C  On Changing Tree 0 / 0 暂无评定
6671 P403E  Two Rooted Trees 0 / 0 10
6660 P406D  Hill Climbing 0 / 0 8
6626 P414D  Mashmokh and Water Tanks 0 / 0 8
6612 P418D  Big Problems for Organizers 0 / 0 10
6586 P429A  Xor-tree 0 / 0 普及+/提高
6584 P429C  Guess the Tree 0 / 0 8
6577 P431C  k-Tree 0 / 0 提高+/省选-
6563 P434E  Furukawa Nagisa's Tree 0 / 0 10
6555 P436C  Dungeons and Candies 0 / 0 省选/NOI-
6536 P440D  Berland Federalization 0 / 0 8
6527 P442D  Adam and Tree 0 / 0 10
6519 P444E  DZY Loves Planting 0 / 0 10
6491 P452B  4-point polyline 0 / 0 省选/NOI-
6478 P455B  A Lot of Games 0 / 0 省选/NOI-
6477 P455C  Civilization 0 / 0 NOI/NOI+/CTSC
6467 P457F  An easy problem about trees 0 / 0 10
6455 P461B  Appleman and Tree 0 / 0 NOI/NOI+/CTSC
6445 P463E  Caisa and Tree 0 / 0 NOI/NOI+/CTSC
6433 P466E  Information Graph 0 / 0 NOI/NOI+/CTSC
6404 P472D  Design Tutorial: Inverse the Problem 0 / 0 省选/NOI-
6396 P474E  Pillars 0 / 0 NOI/NOI+/CTSC
6368 P482B  Interesting Array 0 / 0 省选/NOI-
6366 P482D  Random Function and Tree 0 / 0 10

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