编辑代码

public class HeartShape {  
    public static void main(String[] args) {  
        int n = 6; // 控制心形的大小,可以根据需要调整  
  
        // 打印上半部分的心形  
        for (int i = n / 2; i <= n; i += 2) {  
            for (int j = 1; j < n - i; j += 2) {  
                System.out.print(" ");  
            }  
  
            for (int j = 1; j <= i; j++) {  
                System.out.print("*");  
            }  
  
            for (int j = 1; j <= n - i; j++) {  
                System.out.print(" ");  
            }  
  
            for (int j = 1; j <= i; j++) {  
                System.out.print("*");  
            }  
            System.out.println();  
        }  
  
        // 打印下半部分的心形  
        for (int i = n; i >= 1; i--) {  
            for (int j = i; j < n; j++) {  
                System.out.print(" ");  
            }  
  
            for (int j = 1; j <= (i * 2) - 1; j++) {  
                System.out.print("*");  
            }  
            System.out.println();  
        }  
    }  
}