Description Consider a tree T with N (1 <= N <= 20,000) nodes numbered 1...N. Deleting any node from the tree yields a forest: a collection of one or more trees. Define the balance of a node to be the size of the largest tree in the forest T created…
Godfather Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 7885 Accepted: 2786 Description Last years Chicago was full of gangster fights and strange murders. The chief of the police got really tired of all these crimes, and decided to…
理工门外的树 Time Limit: 1000 MS Memory Limit: 32768 K Total Submit: 605(125 users) Total Accepted: 154(112 users) Rating: Special Judge: No Description 哈尔滨修地铁了~理工门口外长度为N的马路上有一排树,已知两棵树之间的距离都是1m.现在把马路看成是一个数轴,马路的一端在数轴0的位置,另一端在N的位置:数轴上的每个整数点,即0,1,2,--,L,都种有一…