显示FALSEWHILETRUEB1key显示显示显示onboard_matrix.HEART{}aW1wb3J0IG1peGdvX2NjCmZyb20gbWl4Z29fY2MgaW1wb3J0IG9uYm9hcmRfbWF0cml4CgoKX0U2Xzk4X0JFX0U3X0E0X0JBID0gRmFsc2UKd2hpbGUgVHJ1ZToKICAgIGlmIG1peGdvX2NjLkIxa2V5Lndhc19wcmVzc2VkKCk6CiAgICAgICAgX0U2Xzk4X0JFX0U3X0E0X0JBID0gbm90IF9FNl85OF9CRV9FN19BNF9CQQogICAgaWYgX0U2Xzk4X0JFX0U3X0E0X0JBOgogICAgICAgIG9uYm9hcmRfbWF0cml4LnNob3dzKG9uYm9hcmRfbWF0cml4LkhFQVJUKQogICAgZWxzZToKICAgICAgICBvbmJvYXJkX21hdHJpeC5maWxsKDApCiAgICAgICAgb25ib2FyZF9tYXRyaXguc2hvdygpCg==