ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4657 P891D  Sloth 0 / 0 10
4651 P893C  Rumor 0 / 0 普及+/提高
4637 P896A  Nephren gives a riddle 0 / 0 提高+/省选-
4611 P901C  Bipartite Segments 0 / 0 8
4610 P901D  Weighting a Tree 0 / 0 10
4607 P902B  Coloring a Tree 0 / 0 普及+/提高
4580 P909E  Coprocessor 0 / 0 省选/NOI-
4578 P910A  The Way to Home 0 / 0 普及/提高-
4570 P911F  Tree Destruction 0 / 0 9
4564 P912E  Prime Gift 0 / 0 9
4544 P915D  Almost Acyclic Graph 0 / 0 8
4534 P917B  MADMAX 0 / 0 提高+/省选-
4525 P919D  Substring 0 / 0 提高+/省选-
4520 P920C  Swap Adjacent Elements 0 / 0 普及+/提高
4518 P920E  Connected Components? 0 / 0 NOI/NOI+/CTSC
4462 P930A  Peculiar apple-tree 0 / 0 提高+/省选-
4453 P932B  Recursive Queries 0 / 0 普及+/提高
4436 P935E  Fafa and Ancient Mathematics 0 / 0 8
4433 P936B  Sleepy Game 0 / 0 NOI/NOI+/CTSC
4418 P939D  Love Rescue 0 / 0 提高+/省选-
4402 P948A  Protect Sheep 0 / 0 普及/提高-
4399 P949C  Data Center Maintenance 0 / 0 省选/NOI-
4383 P954D  Fight Against Traffic 0 / 0 提高+/省选-
4366 P958B2  Maximum Control (medium) 0 / 0 8
4344 P960E  Alternating Tree 0 / 0 8
4328 P962F  Simple Cycles Edges 0 / 0 9
4325 P963B  Destruction of a Tree 0 / 0 NOI/NOI+/CTSC
4298 P977D  Divide by three, multiply by two 0 / 0 普及+/提高
4297 P977E  Cyclic Components 0 / 0 提高+/省选-
4286 P979C  Kuro and Walking Route 0 / 0 提高+/省选-
4267 P982C  Cut 'em all! 0 / 0 提高+/省选-
4264 P982F  The Meeting Place Cannot Be Changed 0 / 0 10
4247 P986C  AND Graph 0 / 0 9
4224 P990F  Flow Control 0 / 0 9
4184 P999E  Reachability from the Capital 0 / 0 NOI/NOI+/CTSC
4178 P1000E  We Need More Bosses 0 / 0 NOI/NOI+/CTSC
4133 P1005F  Berland and the Shortest Paths 0 / 0 NOI/NOI+/CTSC
4128 P1006E  Military Problem 0 / 0 提高+/省选-
4109 P1010D  Mars rover 0 / 0 NOI/NOI+/CTSC
4103 P1012B  Chemical table 0 / 0 省选/NOI-
4084 P1016F  Road Projects 0 / 0 10
4068 P1020B  Badge 0 / 0 普及/提高-
4062 P1023F  Mobile Phone Network 0 / 0 10
4050 P1027D  Mouse Hunt 0 / 0 提高+/省选-
4048 P1027F  Session in BSU 0 / 0 9
4012 P1033A  King Escape 0 / 0 普及/提高-
4008 P1033E  Hidden Bipartite Graph 0 / 0 10
3994 P1036G  Sources and Sinks 0 / 0 10
3990 P1037D  Valid BFS? 0 / 0 提高+/省选-
3981 P1038E  Maximum Matching 0 / 0 9

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