What is the output after executing the following Java program fragment? public static void main(String[] args) { String strl = "Hello"; String str2 = "Test"; on int e = 1022; String str3 = strl + "$" + e; String str4 = str2 + str3; System.out.print (str3); Write the answer without adding anything to it (such as leading or trailing text, = signs, ...). Write XXX in case of errors. Answer: