I have a list of files in teh following format and i wish to delete all files that are older than the latest .bac file not including the file with the same name as the .bac file or any other .bac files. A sample of teh files are bellow. I wish to dleet everything apart from 000000010000000300000067.00000020.bac ,000000010000000300000067 and files created after 000000010000000300000067.00000020.bac .Any ideas how to do this in perl 

rw-------  1 postgres postgres 16777216 Jul 16 22:56 00000001000000030
+000005B
-rw-------  1 postgres postgres 16777216 Jul 16 22:59 0000000100000003
+0000005C
-rw-------  1 postgres postgres 16777216 Jul 16 23:01 0000000100000003
+0000005D
-rw-------  1 postgres postgres 16777216 Jul 16 23:04 0000000100000003
+0000005E
-rw-------  1 postgres postgres 16777216 Jul 16 23:06 0000000100000003
+0000005F
-rw-------  1 postgres postgres 16777216 Jul 16 23:09 0000000100000003
+00000060
-rw-------  1 postgres postgres 16777216 Jul 16 23:12 0000000100000003
+00000061
-rw-------  1 postgres postgres 16777216 Jul 16 23:14 0000000100000003
+00000062
-rw-------  1 postgres postgres 16777216 Jul 16 23:17 0000000100000003
+00000063
-rw-------  1 postgres postgres 16777216 Jul 16 23:20 0000000100000003
+00000064
-rw-------  1 postgres postgres 16777216 Jul 16 23:23 0000000100000003
+00000065
-rw-------  1 postgres postgres 16777216 Jul 16 23:25 0000000100000003
+00000066
-rw-------  1 postgres postgres 16777216 Jul 16 23:26 0000000100000003
+00000067
-rw-------  1 postgres postgres      285 Jul 16 23:26 0000000100000003
+00000067.00000020.bac
-rw-------  1 postgres postgres 16777216 Jul 16 23:27 0000000100000003
+00000068
-rw-------  1 postgres postgres 16777216 Jul 16 23:30 0000000100000003
+00000069

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In reply to removing files with perl based on age and name by Jocqui

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