a=8 .8 + 8 .98 + 8 .998 + 8 .9998 + 8 .99998。a 的整数部分是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31033' and id < 2496980 and id<>'2496980' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31033' and id > 2496980 and id<>'2496980' order by id asc limit 5