import java.util.regex.Pattern;
import java.util.regex.Matcher;
public class Main {
public static void main(String[] args) {
Pattern pattern = Pattern.compile("\\$");
String s = "It's only $10.00 today";
Matcher matcher = pattern.matcher(s);
boolean match = matcher.find();
System.out.println(match);
}
}
/*
run:
true
*/