[print('\033[91m'+i,end='',flush=True)for i in('\n'.join(' '.join(('I love U '[(x-y)%9]if((x*.05)**2+(y*.1)**2-1)**3-(x*.05)**2*(y*.1)**3<=0else' ')for x in range(-30,30))for y in range(15,-15,-1)))]
心形线
(
x
2
+
y
2
−
1
)
3
−
x
2
y
3
=
0
(x^2+y^2-1)^3-x^2y^3=0
(x2+y2−1)3−x2y3=0
from sympy import var, plot_implicit;var('x y');plot_implicit((x**2+y**2-1)**3-x**2*y**3, line_color='r')