Method main

Lecture 08_Loops_1/src/Main.java:2–13

(String[] args)

public class Main {
    public static void main(String[] args) {
        System.out.println("Hello world!");
        for(int i = 1; i <= 4; i++){
            for(int j = 1; j <= 4-i; j++){
                System.out.print(" ");
            }
            for(int k = 1; k <= 2 * i - 1; k++){
                System.out.print("*");
            }
            System.out.println();
        }
    }
}