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<channel>
	<title>Planeswalker</title>
	<atom:link href="http://www.weiyu.org/blog/feed/" rel="self" type="application/rss+xml" />
	<link>http://www.weiyu.org/blog</link>
	<description>Zig&#039;s blog</description>
	<lastBuildDate>Tue, 16 Mar 2010 20:18:10 +0000</lastBuildDate>
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			<item>
		<title>人生太苦了</title>
		<link>http://www.weiyu.org/blog/2010/hardlife/</link>
		<comments>http://www.weiyu.org/blog/2010/hardlife/#comments</comments>
		<pubDate>Tue, 16 Mar 2010 20:18:10 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/?p=648</guid>
		<description><![CDATA[虽然每天都很苦，但是总有更苦的时候。
现在连kb都不喊人生凄苦了，看来还是美帝好啊。
]]></description>
			<content:encoded><![CDATA[<p>虽然每天都很苦，但是总有更苦的时候。<br />
现在连kb都不喊人生凄苦了，看来还是美帝好啊。</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>心理不平衡阿</title>
		<link>http://www.weiyu.org/blog/2010/bad-phd/</link>
		<comments>http://www.weiyu.org/blog/2010/bad-phd/#comments</comments>
		<pubDate>Mon, 22 Feb 2010 16:40:14 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/?p=646</guid>
		<description><![CDATA[今天看到了广告一则，心里顿时不平衡了。
注意，我对他们要干什么没有兴趣，重点在于下面这一段：
&#8230;  The amount of the scholarship, which is paid as salary, is about DKK 380,000.00&#8230;
至于380000DKK=?RMB？可以自己google。
不平衡阿不平衡，征人提供飞机撞FIT。

]]></description>
			<content:encoded><![CDATA[<p>今天看到了<a href="http://www.jobs.sdu.dk/vis_stilling.php?id=5693&amp;lang=eng">广告一则</a>，心里顿时不平衡了。</p>
<p>注意，我对他们要干什么没有兴趣，重点在于下面这一段：</p>
<p>&#8230; <span style="font-family: Helvetica,Arial;"> The amount of the scholarship, which is paid as salary, is about DKK 380,000.00&#8230;</span></p>
<p><span style="font-family: Helvetica,Arial;">至于380000DKK=?RMB？可以自己google。</span></p>
<p><span style="font-family: Helvetica,Arial;">不平衡阿不平衡，征人提供飞机撞FIT。<br />
</span></p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Sailing under false colors</title>
		<link>http://www.weiyu.org/blog/2010/sailing-under-false-colors/</link>
		<comments>http://www.weiyu.org/blog/2010/sailing-under-false-colors/#comments</comments>
		<pubDate>Wed, 17 Feb 2010 15:17:53 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Emotion]]></category>
		<category><![CDATA[stupidity]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/?p=644</guid>
		<description><![CDATA[I really can&#8217;t understand why so many people are doing this. Well, actually, I did it once so I should understand. But I found it stupid and stopped. If you believe in game theory, in a long run, the ones do what they want to do will get what they want. Is that so hard [...]]]></description>
			<content:encoded><![CDATA[<p>I really can&#8217;t understand why so many people are doing this. Well, actually, I did it once so I should understand. But I found it stupid and stopped. If you believe in game theory, in a long run, the ones do what they want to do will get what they want. Is that so hard to believe?</p>
<p>Actually the title is a little misleading. I am not saying offering chaff to grain, but I am more on &#8220;<a href="http://history.cultural-china.com/en/38History893.html">Ye Gong Hao Long</a>&#8221; things. These things come from time to time, I don&#8217;t know if all the people have poor abilities to express themselves, or they prefer to practice &#8220;lying&#8221; in their everyday life.</p>
<p>I&#8217;ve seen one wants to go to academia went to industry interns. What place do you want that on your CV? I&#8217;ve seen people loves one major went to another major, and both majors make similar salary. Why not just stay? Well, I admit I haven&#8217;t seen one loves one girl went to run after another. But I do see people love one but get marriage with another. What the hell is this world doing?</p>
<p>I don&#8217;t know if it is the nature of human, or just the things happening in China. But I really hate it.</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Last Year</title>
		<link>http://www.weiyu.org/blog/2010/last-year/</link>
		<comments>http://www.weiyu.org/blog/2010/last-year/#comments</comments>
		<pubDate>Sat, 13 Feb 2010 19:28:52 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[iLife]]></category>
		<category><![CDATA[2009]]></category>
		<category><![CDATA[atlanta]]></category>
		<category><![CDATA[fuzhou]]></category>
		<category><![CDATA[mianyang]]></category>
		<category><![CDATA[sichuan]]></category>
		<category><![CDATA[Travel]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/?p=641</guid>
		<description><![CDATA[This is the end of the year. I should list a few things I have done last year.
Spring and summer were like a dream, thousands of things jumped up and down. It&#8217;s really hard to take decisions. And, I am always one that attracts things I can&#8217;t solve  .
I visited The Place a second [...]]]></description>
			<content:encoded><![CDATA[<p>This is the end of the year. I should list a few things I have done last year.</p>
<p>Spring and summer were like a dream, thousands of things jumped up and down. It&#8217;s really hard to take decisions. And, I am always one that attracts things I can&#8217;t solve <img src='http://www.weiyu.org/blog/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> .</p>
<p>I visited The Place a second time.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702397212094242" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/S3aZhSQd7yI/AAAAAAAAHq4/YZllDO8qPvs/s512/DSCF3041.JPG" width="489" height="367" /></a></p>
<p>And with some fancy dish.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702407572133474" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/S3aZh42flmI/AAAAAAAAHq8/ApkFtwoDRok/s512/DSCF3046.JPG" width="489" height="367" /></a></p>
<p>Not so many people will go such a long distance for dinner. Luckily, I can still have some partners.</p>
<p>I also went to <a href="http://en.wikipedia.org/wiki/Badachu">Badachu </a>park once. It was an interesting riding. And it was a nice spring.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702438061886370" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/S3aZjqb0S6I/AAAAAAAAHrI/-G5eTNTht0E/DSCF3326.JPG" width="489" height="367" /></a></p>
<p>It was a time of wish. I still don&#8217;t have anything fixed in mind. But I know I need to keep trying. I can&#8217;t get off the boat without seeing land, or drowning.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702447447334066" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/S3aZkNZe3LI/AAAAAAAAHrM/gTfwz0b_zRk/s512/DSCF3302.JPG" width="489" height="367" /></a></p>
<p>Life is so hard, like hell.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702460038940066" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/S3aZk8TjhaI/AAAAAAAAHrY/J51QLhMC7Fc/s512/P5160063.JPG" width="489" height="367" /></a></p>
<p>In May song came and left. Life went more on the road of absurdity.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702466987322354" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/S3aZlWMLa_I/AAAAAAAAHrc/6mFm7NtSIQA/s512/DSCF5165.JPG" width="489" height="367" /></a></p>
<p>I stayed up a lot in the past year. Reasons are becoming more and more complicated.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702471345380466" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/S3aZlmbOHHI/AAAAAAAAHrg/PhzO-xw_rJg/IMAG0029.jpg" width="489" height="367" /></a></p>
<p>I went to <a href="http://en.wikipedia.org/wiki/Mianyang">Mianyang</a>, <a href="http://en.wikipedia.org/wiki/Sichuan">Sichuan </a>in the summer. This community service thing is stupid, in general.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Nanshan#5352730888826518162" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/Ski4YibD-pI/AAAAAAAAGVQ/P0oQYkXCTU0/DSCF5275.JPG" width="490" height="653" /></a></p>
<p><a href="http://en.wikipedia.org/wiki/Chengdu">Chengdu</a> didn&#8217;t impress me. It was boring, as I finally found out. They think they have everything. But after all they are cheating themselves.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Chengdu#5360345550636156274" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/SmPF4MMDhXI/AAAAAAAAG-c/qy7s2QTWufY/DSCF5540.JPG" width="490" height="653" /></a></p>
<p>We went to <a href="http://en.wikipedia.org/wiki/Beichuan_Qiang_Autonomous_County">Beichuan</a> on the way, there are not so many chances to go there now. The local officer complained to us about the stupid bureaucracy system and people.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437774038387077666" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/S3barWbnMiI/AAAAAAAAHr4/J320KTxpMBE/s512/DSCF5381.JPG" width="489" height="367" /></a></p>
<p>It is a nice place, actually, if you don&#8217;t count natural disasters.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437774113800708850" title="Picasa Pic"><img src="http://lh4.ggpht.com/_4lm5IcL_myM/S3bavvXn4vI/AAAAAAAAHsA/8W5isXSBJsg/s512/DSCF5398.JPG" width="489" height="367" /></a></p>
<p>After a busy time in China Theory Week, I went to Fuchow.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Fuzhou#5389540057231041842" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/Sst-IIX-pTI/AAAAAAAAHN4/ev5gGjHTNIM/DSCF5612.JPG" width="489" height="367" /></a></p>
<p>The famous thing there is Mawei Shipyard. Can you see the ship?</p>
<p><a href="http://picasaweb.google.com/zig.wei/Fuzhou#5389540448679191538" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/Sst-e6ofY_I/AAAAAAAAHPM/rLFvdY5hppc/DSCF5660.JPG" width="489" height="367" /></a></p>
<p>I found it really like Shenyang. But the city closes later.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Fuzhou#5389540161156265698" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/Sst-OLhrtuI/AAAAAAAAHOM/fGJbkee204A/DSCF5630.JPG" width="489" height="367" /></a></p>
<p>Luoxing Tower is another sign, but later I found it not so famous as it said to be.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Fuzhou#5389540672990312610" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/Sst-r-QbeKI/AAAAAAAAHP4/EK8119RH0pg/DSCF5687.JPG" width="490" height="653" /></a></p>
<p>I went pass by Wenzhou on the way back. It is nothing related to what it should be in my imagination.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Wenzhou#5389540946162075794" title="Picasa Pic"><img src="http://lh4.ggpht.com/_4lm5IcL_myM/Sst-735pyJI/AAAAAAAAHQw/8YkGXjdxGMA/DSCF5720.JPG" width="489" height="367" /></a></p>
<p>Soon after that I went to FOCS 2009, which was hosted in Atlanta, US. It was deep fall.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Atlanta#5398329125165541122" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/Suq3vN4jJwI/AAAAAAAAHWw/Kgk94lN28ao/s512/DSCF5744.JPG" width="489" height="367" /></a></p>
<p>Atlanta was in rain. It&#8217;s a strange weather.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Atlanta#5398329866870057138" title="Picasa Pic"><img src="http://lh3.ggpht.com/_4lm5IcL_myM/Suq4aY8r6LI/AAAAAAAAHXE/l-WZ7YBevhY/DSCF5755.JPG" width="489" height="367" /></a></p>
<p>I like the cakes in Narita Airport.</p>
<p><a href="http://picasaweb.google.com/zig.wei/NaritaAirport#5398321976723007682" title="Picasa Pic"><img src="http://lh5.ggpht.com/_4lm5IcL_myM/SuqxPH3CaMI/AAAAAAAAHVM/xbFXsRoZt-E/DSCF5761.JPG" width="489" height="367" /></a></p>
<p>Beijing got its first snow very early. I was frozen. Busy time started and I am still dealing with all kinds of trouble matters, living in another dimension.</p>
<p><a href="http://picasaweb.google.com/zig.wei/1104Snow#5400264844400914722" title="Picasa Pic"><img src="http://lh4.ggpht.com/_4lm5IcL_myM/SvGYQ5-L8SI/AAAAAAAAHaM/V1EfXCARkpc/DSCF5794.JPG" width="489" height="367" /></a></p>
<p>Not so much outings after that. It was winter. And I was trying all kinds of stupid staffs. Say frustrating, the word that could describe my situation best.</p>
<p>In the Xmas, I had a chance to go out. Not far away, just inside Beijing. The business district of Solana.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Solana#5426177259139834642" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/S02nd9NVIxI/AAAAAAAAHiM/7VwjqsRDzk0/s512/DSCF5811.JPG" width="489" height="367" /></a></p>
<p>I&#8217;ve spent lots of time in imagination, for all the past things.</p>
<p><a href="http://picasaweb.google.com/zig.wei/Solana#5426177221583034466" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/S02nbxTF2GI/AAAAAAAAHiI/L7ar5xbAaCU/s512/DSCF5805.JPG" width="489" height="367" /></a></p>
<p>I still have to fight in the gloomy days. From where I can get the strength? C&#8217;est la vie.</p>
<p><a href="http://picasaweb.google.com/zig.wei/2009#5437702476376065890" title="Picasa Pic"><img src="http://lh6.ggpht.com/_4lm5IcL_myM/S3aZl5KoR2I/AAAAAAAAHrk/piTRbO2V6wM/s512/DSCF5559.JPG" width="489" height="367" /></a></p>
<div id="_mcePaste">Trandafirii sunt roşii, violetele sunt albastre.</div>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Bugs in Picasa Picture Embed plugin</title>
		<link>http://www.weiyu.org/blog/2010/bugs-in-picasa-picture-embed-plugin/</link>
		<comments>http://www.weiyu.org/blog/2010/bugs-in-picasa-picture-embed-plugin/#comments</comments>
		<pubDate>Sat, 13 Feb 2010 16:05:27 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[wordpress]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/?p=642</guid>
		<description><![CDATA[I tried to use picasa picture embed to insert pictures into my post today. But it is somewhat buggy. It took me hours to fix them. Let me state it here.
1. Didn&#8217;t match usernames with &#8220;.&#8221; in the username.
Fix: replace (?P&#60;username&#62;\w+?) with (?P&#60;username&#62;[.\w]+?)
2. The use of $rawattr is wrong. This will stretch all your photos [...]]]></description>
			<content:encoded><![CDATA[<p>I tried to use <a href="http://wordpress.org/extend/plugins/picasa-picture-embed/">picasa picture embed</a> to insert pictures into my post today. But it is somewhat buggy. It took me hours to fix them. Let me state it here.</p>
<p>1. Didn&#8217;t match usernames with &#8220;.&#8221; in the username.</p>
<p>Fix: replace (?P&lt;username&gt;\w+?) with (?P&lt;username&gt;[.\w]+?)</p>
<p>2. The use of $rawattr is wrong. This will stretch all your photos to 425*344.</p>
<p>Fix: replace the following line,</p>
<ul>
<li>list( $width, $height ) = wp_expand_dimensions( 425, 344, $attr['width'], $attr['height'] );</li>
</ul>
<p>to</p>
<ul>
<li>list( $width, $height ) = wp_expand_dimensions( $contentWidth, $contentHeight, $attr['width'], $attr['height']);</li>
</ul>
<p>Moreover, replace the following line</p>
<ul>
<li>list( $width, $height ) = wp_expand_dimensions($rawattr['width, $contentHeight, (int) $attr['width'], (int) $attr['height']);</li>
</ul>
<p>with</p>
<div id="_mcePaste">
<ul>
<li>$width  = (int) $rawattr['width'];</li>
<li>$height = (int) $rawattr['height'];</li>
</ul>
</div>
<p>.</p>
]]></content:encoded>
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		</item>
		<item>
		<title>Effeciency</title>
		<link>http://www.weiyu.org/blog/2010/effeciency/</link>
		<comments>http://www.weiyu.org/blog/2010/effeciency/#comments</comments>
		<pubDate>Sun, 24 Jan 2010 19:30:25 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/2010/effeciency/</guid>
		<description><![CDATA[The most important thing is time, the one uses time more efficiently wins.
]]></description>
			<content:encoded><![CDATA[<p>The most important thing is time, the one uses time more efficiently wins.</p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>搬家了</title>
		<link>http://www.weiyu.org/blog/2010/%e6%90%ac%e5%ae%b6%e4%ba%86/</link>
		<comments>http://www.weiyu.org/blog/2010/%e6%90%ac%e5%ae%b6%e4%ba%86/#comments</comments>
		<pubDate>Sun, 24 Jan 2010 10:59:59 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://www.weiyu.org/blog/2010/%e6%90%ac%e5%ae%b6%e4%ba%86/</guid>
		<description><![CDATA[换了个服务器,所以好久不能访问了.
还是独立的地方方便, 15$/year
]]></description>
			<content:encoded><![CDATA[<p>换了个服务器,所以好久不能访问了.<br />
还是独立的地方方便, 15$/year</p>
]]></content:encoded>
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		<slash:comments>2</slash:comments>
		</item>
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		<title>孟母三迁</title>
		<link>http://www.weiyu.org/blog/2009/%e5%ad%9f%e6%af%8d%e4%b8%89%e8%bf%81-2/</link>
		<comments>http://www.weiyu.org/blog/2009/%e5%ad%9f%e6%af%8d%e4%b8%89%e8%bf%81-2/#comments</comments>
		<pubDate>Wed, 16 Dec 2009 08:34:42 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://zig.weiyu.org/blog/archives/637</guid>
		<description><![CDATA[昔孟子少时，父早丧，母仉氏守节。居住之所近于墓，孟子学为丧葬，躄,踊痛哭之事。母曰：“此非所以居子也。”乃去，舍市，近于屠，孟子学为买卖屠杀之事。母又曰：“亦非所以居子也。”继而迁于学宫之旁。每月朔望，官员入文庙，行礼跪拜，揖让进退，孟子见了，一一习记。孟母曰：“此真可以居子也。”遂居于此。
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			<content:encoded><![CDATA[<p>昔孟子少时，父早丧，母仉氏守节。居住之所近于墓，孟子学为丧葬，躄,踊痛哭之事。母曰：“此非所以居子也。”乃去，舍市，近于屠，孟子学为买卖屠杀之事。母又曰：“亦非所以居子也。”继而迁于学宫之旁。每月朔望，官员入文庙，行礼跪拜，揖让进退，孟子见了，一一习记。孟母曰：“此真可以居子也。”遂居于此。</p>
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			<wfw:commentRss>http://www.weiyu.org/blog/2009/%e5%ad%9f%e6%af%8d%e4%b8%89%e8%bf%81-2/feed/</wfw:commentRss>
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		<title>NOI</title>
		<link>http://www.weiyu.org/blog/2009/noi/</link>
		<comments>http://www.weiyu.org/blog/2009/noi/#comments</comments>
		<pubDate>Tue, 11 Aug 2009 18:08:00 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Contest]]></category>
		<category><![CDATA[OI]]></category>

		<guid isPermaLink="false">http://zig.weiyu.org/blog/?p=632</guid>
		<description><![CDATA[It is a long time since I last wrote. It was really a terrible time since two weeks ago. Anyway, finally it is completed, so I can change my attention to more interesting staffs.
I was involved again in NOI this time &#8212; not as a contestant, but an (likely) observer. Due to the community service [...]]]></description>
			<content:encoded><![CDATA[<p>It is a long time since I last wrote. It was really a terrible time since two weeks ago. Anyway, finally it is completed, so I can change my attention to more interesting staffs.</p>
<p>I was involved again in <a href="http://en.wikipedia.org/wiki/National_Olympiad_in_Informatics,_China">NOI </a>this time &#8212; not as a contestant, but an (likely) observer. Due to the community service requirement of Tsinghua on issuing PhD degrees, I went to <a href="http://en.wikipedia.org/wiki/Mianyang">Mianyang</a>, <a href="http://en.wikipedia.org/wiki/Sichuan">Sichuan </a>this summer. Put aside the numerous critics on keeping this requirement since &#8216;77, I was &#8220;teaching&#8221; the high school kids something for NOI. I quote the &#8220;teaching&#8221; part because for olympic students, the usual way is to learn by themselves. But it seems that this school is different from the others, since the teacher here decides most of the process. Actually I think it is quite a bad idea, because the olympic problems change every year, and I am sure that none of the high school teacher has a PhD degree in CS, so who will expect one that does not understand why regular expression is equivalent to DFA to catch up?</p>
<p>Another thing impressed me is the problem is becoming harder and harder. Not in the sense they bring more ideas and sights into the contest, but they are trying to push technical parts further. I don&#8217;t like the idea of discussing whether being technical or conceptual, but I think being technical too much just make the contestants to recite algorithms, which was clearly a sign of &#8220;bad contest&#8221;.</p>
<p>Fortunately this year&#8217;s NOI is better than the last two years, which is focused on some simple ideas. But they are still kind of &#8220;dirty&#8221; if compared to this year&#8217;s CEOI problems. I was very astonished to see Mihai was on the <a href="http://infoweekly.blogspot.com/2009/06/conceptual-wars.html">committee </a>of deciding the problems of CEOI. Generally speaking, CEOI has more neat problems. Paraphrasing from the teacher, &#8220;you will know what you are going to do when you see the problems&#8221;. I admit that the problem sets in China are more or less more on modeling part, but not on the algorithm part. And I think it was intentional because if they are too obvious, then some of the kids will spend their time sleeping in the contest <img src='http://www.weiyu.org/blog/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> . It is very easy to get problems everyone knows how to solve, or the problems that no one knows how to solve. But for the problems good for a contest, it is kind of hard to make. I have to say CEOI is better than NOI on this point, for they are trying to increase the internal difficulty of the problems, and we are trying to make the problem more obscure. Although they also suffer from the problem of getting too much complexity on formulated optimizations (like <a href="http://www.ceoi2009.ro/tasks/harbingers.pdf">this</a>), but more problems are good even for talking after dinner (like <a href="http://www.ceoi2009.ro/tasks/boxes.pdf">this</a>).</p>
<p>By the way, this year&#8217;s <a href="http://www.ioi2009.org/">IOI </a>is in progress, which is located in Bulgaria.</p>
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		<title>What a bad feeling</title>
		<link>http://www.weiyu.org/blog/2009/what-a-bad-feeling/</link>
		<comments>http://www.weiyu.org/blog/2009/what-a-bad-feeling/#comments</comments>
		<pubDate>Fri, 17 Jul 2009 16:12:34 +0000</pubDate>
		<dc:creator>Zig</dc:creator>
				<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://zig.weiyu.org/blog/archives/631</guid>
		<description><![CDATA[can it be
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			<content:encoded><![CDATA[<p>can it be</p>
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		<slash:comments>1</slash:comments>
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