dzqiang 发表于 2008-7-28 23:10:37

考考你的智商,有自信的就进来试试吧

<p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong>有一种虫子,每隔两分钟分裂一次。</strong></font></span></p><p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong>分裂后的两只新的虫子经过两分钟后又会分裂。</strong></font></span></p><p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong>如果最初盒子中只有一只虫子,那么两分后变两只,再过两分后就变四只<span lang="EN-US">……</span></strong></font></span></p><p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong><span lang="EN-US"></span>两小时后,正好满满一盒虫子。</strong></font></span></p><p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong>现在这个盒子最初放入两只这样的虫子。</strong></font></span></p><p><span style="FONT-SIZE: 9pt; COLOR: #339966; FONT-FAMILY: 宋体; mso-bidi-font-family: ''; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font color="#4822dd" size="4"><strong>问:经过多少时间后,正巧也是满满的一盒?</strong></font></span></p>

紫昕寒日 发表于 2008-7-29 14:08:27

1小时58分钟

liqiuniqiu 发表于 2008-7-29 16:07:08

哈哈,难题啊,不知道答案哦

sophieyym 发表于 2008-7-29 16:54:16

1小时58分后满盒。

ivwswsk 发表于 2008-7-29 21:09:19

58分钟

mzone022 发表于 2008-7-31 14:19:00

一小时

dzqiang 发表于 2008-7-31 20:57:24

大家再认真考虑哦

笨鸟:~ 发表于 2008-8-1 10:03:13

<p>哈哈很简单的嘛,每2分钟分裂一次,先有一个要分裂n分钟满1盒,如果要满2盒子就等于2个虫子分别同时分裂n分钟。而一个虫子变两个只是需要2分钟,所以满两个盒子需要n+2分钟。</p><p>即:只要多两分钟就行了</p>
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