$ mkdir main22 main23
$ mkdir main22/loges main23/loge
$ echo "john\nfile2" >main22/loges/de.pl
$ echo "john1\nfile3" >main23/loge/do.pl 
$ grep file2 /home/flame/main23/loge/do.pl /home/flame/main22/loges/de.pl  
$ perl -e 'system qq{grep file2 /home/flame16/main23/loge/do.pl /home/flame16/main22/loges/de.pl}'