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经典的海盗分金问题 概述: 5个海盗抢得100枚金币，他们按抽签的顺序依次提方案：首先由1号提出分配方案，然后所有5人表决(包括自己)，超过半数同意方案才被通过，否则他将被扔...

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作者：毛泽东 独立寒秋，湘江北去，橘子洲头。看万山红遍，层林浸染；漫江碧透，百舸争流。鹰击长空，鱼翔浅底，万类霜天竞自由。怅寥廓，问苍茫大地，谁主沉浮。 携来百侣曾游...

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We live in a society in which the medicinal and social use of substances (drugs) is per...

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The phrase "substance abuse" is often used instead of "drug abuse" to make clear that s...

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The casual friendliness of many Americans should be interpreted neither as superficial ...

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It was not a matter of choice for the traveler or merely a charitable impulse on the pa...