显示FALSEWHILETRUEbutton_a显示显示显示Heart{}aW1wb3J0IG1weXRob24KZnJvbSBtcHl0aG9uIGltcG9ydCBvbmJvYXJkX29sZWQKZnJvbSBleHByZXNzaW9uX3BpY3R1cmUgaW1wb3J0IEhlYXJ0CgoKX0U2Xzk4X0JFX0U3X0E0X0JBID0gRmFsc2UKd2hpbGUgVHJ1ZToKICAgIGlmIG1weXRob24uYnV0dG9uX2Eud2FzX3ByZXNzZWQoKToKICAgICAgICBfRTZfOThfQkVfRTdfQTRfQkEgPSBub3QgX0U2Xzk4X0JFX0U3X0E0X0JBCiAgICBpZiBfRTZfOThfQkVfRTdfQTRfQkE6CiAgICAgICAgb25ib2FyZF9vbGVkLmltYWdlKEhlYXJ0KQogICAgZWxzZToKICAgICAgICBvbmJvYXJkX29sZWQuZmlsbCgwKQogICAgICAgIG9uYm9hcmRfb2xlZC5zaG93KCkK