On the Benefits of Umbrellas
Time Limit: 1000MS
Memory Limit: 65536KB
64bit IO Format: %I64d & %I64u
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Description
A group of school leavers had their g...
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其他好文 时间：
2015-04-20 09:29:07
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133
Sandro's Biography
Time Limit: 1000MS
Memory Limit: 65536KB
64bit IO Format: %I64d & %I64u
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Description
Leogius was searching in a library for a book r...
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其他好文 时间：
2015-04-20 09:28:24
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196
Vova was walking along one of Shenzhen streets when he noticed young pear trees, growing along the pavement. Each tree had a plaque attached to it containing some number. Vova walked around all n tree...
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其他好文 时间：
2015-04-20 07:01:27
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256
Cycling Roads
Time Limit: 1000ms
Memory Limit: 65536KB
This problem will be judged on Ural. Original ID: 1966
64-bit integer IO format: %lld Java class name: (Any)
Prev Submit Stat...
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其他好文 时间：
2015-04-19 22:53:32
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169
Glass Pyramid
Time Limit: 1000ms
Memory Limit: 65536KB
This problem will be judged on Ural. Original ID: 1968
64-bit integer IO format: %lld Java class name: (Any)
Prev Submit St...
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其他好文 时间：
2015-04-19 22:51:49
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263
After some thought on where to spend a holiday Vova decided to travel around South China and visit Guangzhou, Shenzhen, Macau and Hong Kong.
Vova heard that South China speaks the Cantonese dia...
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其他好文 时间：
2015-04-19 22:51:16
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241
Vova moved from Guangzhou to Shenzhen. He immediately found out that the local people don't understand his Cantonese phrases as well. Vova tried chatting with them in Mandarin, but to no success.
...
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其他好文 时间：
2015-04-19 22:49:35
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173
When Vova arrived in Guangzhou, his Chinese friends immediately invited him to a restaurant. Overalln people came to the restaurant, including Vova. The waiter offered to seat the whole company
at a...
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其他好文 时间：
2015-04-19 22:49:17
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174
假设树的直径的两个端点为p0,p1。如果对于一次询问(v,k)存在点q满足要求，那么q必然在v到p0或v到p1的路径上。
剩下的就是在树上寻找p了。倍增就好了。
#include
#include
#include
#include
#include
#include
#include
#include
#include
#define LL long long
#defi...
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其他好文 时间：
2015-04-16 17:43:34
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131
