打印实心菱形

public class 打印实心菱形 {
	public static void main(String[] args) {
		for (int i = 1; i <= 3; i++) {
			for (int j = i; j <3; j++) {
				System.out.print(" ");
			}
			for (int k = 1; k <=2*i-1; k++) {
				System.out.print("*");
			}
			System.out.println();
		}
	}
}