/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String SPECIAL_REGEX_CHARS = "[()'\"\\[\\]*]";
		String s = "\"te(st\""; // => "te\(st"
		//String s = "te(st"; // => te\(st
		//String s = "te\"st"; // => te\"st
		String result;
		if (s.startsWith("\"") && s.endsWith("\"")) {
			result = "\"" + s.replaceAll("^\"|\"$", "").replaceAll(SPECIAL_REGEX_CHARS, "\\\\$0") + "\"";
		}
    	else {
    	    result = s.replaceAll(SPECIAL_REGEX_CHARS, "\\\\$0");
    	}
		System.out.println(result.toString());
	}
}

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