for y in range(15, -15, -1):
line = ""
for x in range(-30, 30):
f = ((x * 0.05) ** 2 + (y * 0.1) ** 2 - 1) ** 3 - (x * 0.05) ** 2 * (y * 0.1) ** 3
if f <= 0:
line += "*"
else:
line += " "
print(line)
Zm9yIHkgaW4gcmFuZ2UoMTUsIC0xNSwgLTEpOgogICAgbGluZSA9ICIiCiAgICBmb3IgeCBpbiByYW5nZSgtMzAsIDMwKToKICAgICAgICBmID0gKCh4ICogMC4wNSkgKiogMiArICh5ICogMC4xKSAqKiAyIC0gMSkgKiogMyAtICh4ICogMC4wNSkgKiogMiAqICh5ICogMC4xKSAqKiAzCiAgICAgICAgaWYgZiA8PSAwOgogICAgICAgICAgICBsaW5lICs9ICIqIgogICAgICAgIGVsc2U6CiAgICAgICAgICAgIGxpbmUgKz0gIiAiCiAgICBwcmludChsaW5lKQo=