Find the indexes used or not used in query

Find the List of index which have been used in last 10 days and the way they used i.e range scan, unique sacn, fast full scan 

SELECT

DISTINCT sql_id,object_owner owner, OPTIONs ,

object_name,TIMESTAMP NAME

FROM

dba_hist_sql_plan

WHERE

object_owner NOT LIKE '%SYS%'

AND operation = 'INDEX'

--AND object_NAME='&INDEX' –for singe index

AND TRUNC(TIMESTAMP) BETWEEN  TRUNC(SYSDATE)- &startday AND TRUNC(SYSDATE)- &endday

ORDER BY 1

&owner1,&owner2 --- owner name

&startday day from which you start i.e 10

&endday i.e 0

Find the index which have not been used in last 10 days

SELECT owner,table_name,index_name FROM dba_indexes WHERE owner IN('&owner1','&owner2') AND

       index_name NOT IN

      (SELECT 

     object_name 

   FROM

 dba_hist_sql_plan

   WHERE

   object_owner NOT LIKE '%SYS%' AND

      operation = 'INDEX'   AND TRUNC(TIMESTAMP) BETWEEN TRUNC(SYSDATE)- &startdays AND  TRUNC(SYSDATE)- &enddays

       ) ORDER BY 1,2