import java.util.* ;
import java.util.regex.* ;
class rTest {
public static void main
( String [ ] args
) {
String s
= "i installed apache2 and when i transfered the httpd.conf to the new structure" ; Pattern p = Pattern.compile ( "(?s)(?=(i.*?structure))" ) ;
Matcher m = p.matcher ( s) ;
List< String> matches = new ArrayList<> ( ) ;
while ( m.find ( ) ) {
matches.add ( m.group ( 1 ) ) ;
}
}
}
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