打印菱形

public class 第十九题打印菱形 {
    public static void main(String[] args) {
        int count = 14;
        //打印菱形上部
        for(int i = 1; i <= 7; i+=2 ) {
            //打印空格
            count-=2;
            for(int k = count; k > 3; k--) {
                System.out.print(" ");
            }
            for(int j = 1; j <= i; j++) {
                System.out.print("*" + " ");
            }
            System.out.println();
        }
        count = 1;
        //打印菱形下部
        for(int i = 5; i > 0; i -=2) {
            count+=2;
            //打印空格
            for(int j=0; j <= count; j++) {
                System.out.print(" ");
            }
            //打印星星
            for(int k = i; k > 0; k --) {
                System.out.print(" "+ "*");
            }
            System.out.println();
        }
    }
}