30/89（>>51に対応）
http://yuzuru.2ch.net/test/read.cgi/dame/1311150582/374
http://yuzuru.2ch.net/test/read.cgi/dame/1319379899/127
http://yuzuru.2ch.net/test/read.cgi/dame/1319166836/13
http://yuzuru.2ch.net/test/read.cgi/dame/1300241618/796
http://toki.2ch.net/test/read.cgi/dqnplus/1319362340/159
http://yuzuru.2ch.net/test/read.cgi/dame/1309518194/594
http://yuzuru.2ch.net/test/read.cgi/dame/1319692553/14
http://yuzuru.2ch.net/test/read.cgi/dame/1317714827/243
http://toki.2ch.net/test/read.cgi/dqnplus/1318567542/106
http://yuzuru.2ch.net/test/read.cgi/dame/1319379899/427