嵌套前提知识:化学键,混合物,有机化合物,无机化合物化合物,Chemical compound 是由兩種以上的元素以固定的莫耳比通过化學鍵结合在一起的化學物質[1]。化合物可以由化學反應分解為更簡單的化學物質[2]。像甲烷(CH4)、葡萄糖(C6H12O6)、硫酸鉛(PbSO4)及二氧化碳(CO2)...
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其他好文 时间:
2015-08-08 13:21:09
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165
以颜色为节点,同一个方块上的颜色连边。。。看是不是有环。。。
Self-Assembly
Problem ID: assemblyTime limit: 5 secondsMemory
limit: 1024 MB
DIFFICULTY
3.7
My Submissions
Automatic Chemical Manufac...
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其他好文 时间:
2015-07-30 23:24:11
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164
Description Our chemical biologists have invented a new very useful form of life called stripies (in fact, they were first called in Russian - polosat...
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其他好文 时间:
2015-07-11 11:49:00
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80
For a given chemical formula represented by a string, count the number of atoms of each element contained in the molecule and return an object. 1 wate...
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其他好文 时间:
2015-07-10 00:11:30
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152
题目链接:点击进入
开始看到m和k都很小,就直接暴力了一发,结果T了.后面看到m只有6那么大,k又小于10,就觉得可以用记忆化搜索,状态我们就定为dp[n1][n2][n3][n4][n5][n6],表示n1–n6六种化学试剂的量,状态转移就时选两份试剂进行混合.代码如下:#include
#include
#include
using nam...
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其他好文 时间:
2015-06-19 16:47:19
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116
An organic compound is any member of a large class of chemical compounds whose molecules contain carbon. The molar mass of an organic compound is the mass of one mole of the organic compound. The molar...
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其他好文 时间:
2015-06-19 10:39:58
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145
Description自动化学制造(Automatic Chemical Manufacturing,简称ACM)正在对一个叫自组装(self-assembly)的过程进行实验。在这个过程中,有着天然相互吸引力的分子被混合在溶液中,任由它们聚集组合成更大的结构。但是有一个问题随之出现:有时候,分子们...
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其他好文 时间:
2015-06-11 18:39:37
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204
问题描述:
An organic compound is any member of a large class of chemical compounds whose molecules contain carbon. The
molar mass of an organic compound is the mass of one mole of the organic compound...
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其他好文 时间:
2015-04-13 19:01:49
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149
点击打开题目
Stripies
Time Limit: 1000MS
Memory Limit: 30000K
Total Submissions: 12587
Accepted: 5957
Description
Our chemical biologists have invented a new very us...
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其他好文 时间:
2014-11-26 14:28:50
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130
Predict a biological response of molecules from their chemical properties
从分子的化学属性中预测其生物反应。
The objective of the competition is to help us build as good a model as possible so that we can, as op...
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其他好文 时间:
2014-11-24 19:19:09
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356