JAVA 聖誕樹

 

 

 

 

public class h04 {
	public static void main (String[] args) {
		int Line = 5;
		for (int i = 1; i <= Line; i++) {
			for (int j = 1; j <= Line - i; j++) {
				System.out.print(" ");
			}
			for (int k = 1; k <= (i * 2) - 1; k++) {
				System.out.print("*");
			}
			System.out.println("");
		}
	}
}