圣诞树源码-Java圣诞树程序源码下载

import java.util.Scanner; public ChristmasTreePattern { public static void main(String args[]) { Scanner sc = new Scanner(System.in); System.out.print("Enter the height of the Tree: "); //reads height of the tree int h = sc.nextInt(); System.out.print("Enter the width of the Tree: "); //reads width of the tree int w = sc.nextInt(); //calculates spaces int space = w*5; int x = 1; for(int a = 1; a <= h; a++) { for(int i = x; i <= w; i++) { //loop for space for(int j = space; j >= i; j--) { System.out.print(" "); } for(int k = 1;k <= i;k++) { System.out.print("* "); } System.out.println(); } x = x+2; w = w+2; } for(int i = 1; i <= 4; i++) { for(int j = space-3; j >= 1; j--) { //prints spaces System.out.print(" "); } //loop to print t star for(int k= 1; k <= 4; k++) { System.out.print("* "); } //throws cursor to the next line System.out.println(); } } }