import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
String line
= "$data.[*].author"; String pattern
= "^\\$([\\w]+)(\\..+?)((?:\\.(?:(?:min|max|avg)\\(\\)))?$)"; Pattern r = Pattern.compile(pattern);
Matcher m = r.matcher(line);
if (m.find()) {
System.
out.
println(m.
group(1) + "\n" + m.
group(2) + "\n" + m.
group(3)); }
}
}
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