《空》

不过是大梦一场空

不过是孤影照惊鸿

不过是白驹之过一场梦

梦里有一些相逢

import math

def heart_shape():
    for y in range(15, -15, -1):
        line = ""
        for x in range(-30, 30):
            if ((x * 0.04) ** 2 + (y * 0.1) ** 2 - 1) ** 3 - (x * 0.04) ** 2 * (y * 0.1) ** 3 <= 0:
                line += "*"
            else:
                line += " "
        print(line)

heart_shape()