Java Practice-it Introduction to Java Programming | Self-Check 1.22 Tricky

Topics:
classes, method basics, mystery, println

Question:
What is the output produced from the following program?
public class Tricky {
public static void main(String[] args) {
message1();
message2();
}
​
public static void message1() {
}
​
public static void message2() {
message1();
}
}

Problem: