数据如何, 如果 year 在list 面,记为1,否则为零, 如何写程序? 谢谢!请指教!
data tmp;
input year $ 1-10 list $ 12-40;
cards;
2001-06-08 2001
2002-03-05 2001
2002-05-09 2002
2010-01-29 2008,2009,2010
2013-04-12 2010,2011,2012,2013
2010-09-20 2005,2006,2007,2008,2009,2010
2010-06-25 2007,2008,2009
2010-12-31 2010
2014-09-26 2011,2012,2013,2014
2014-08-27 2011,2012,2013,2014
2014-06-16 2012
2014-04-02 2012
2013-09-04 2012,2013
2008-08-29 2006,2007
2012-01-18 2011
2003-04-25 2002
2002-07-17 2001
2011-05-05 2010,2011
2009-12-08 2003,2004,2005,2006,2007,2008,2009
2010-06-24 2003,2004,2005,2006,2007,2008,2009,2010
2011-11-29 2003,2005,2007,2009,2010,2011
2010-04-06 1994,1999,2001,2002,2003,2004,2005,2006,2007
2005-04-25 2001
2001-11-15 2001
2001-07-03 2001
2013-08-16 2013
run;