打印菱形-java

public class WeekendDemo01 {

/**	打印菱形
 *   *
 *  ***
 * *****
 * 	***
 *   * 
 */

	public static void main(String[] args) {
		
		int bianchang;//记录边长
		
		int count02;//控制打印*次数
		
		System.out.println("菱形边长设置为：");
		Scanner scanner = new Scanner(System.in);
		bianchang = scanner.nextInt();
		System.out.println(bianchang);
		//i控制总循环次数
		for (int i = 1; i <= bianchang; i++) {
			//控制打印空格次数
			for (int j = i; j <= bianchang; j++) {
				System.out.print(" ");
			}
			//控制打印*次数
			for (int c = 0; c < 2*i-1; c++) {
				System.out.print("*");
			}
			System.out.println();
		}
		for(int i = 0;i < bianchang-1;i++){
			//打印空格
			for(int j = 0;j <= i+1;j++){
				System.out.print(" ");
			}
			for(int c = 1;c < 2*bianchang-2*i-2;c++){
				System.out.print("*");
			}
			System.out.println();
		}
		
		
	}

}