// 易错点1：边界处理 - 移除所有数字时直接返回"0"
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The EU Space Surveillance and Tracking centre (SST) said one fragment - believed to be the lander - "most likely" re-entered the atmosphere at about 06:16 GMT (07:16 BST) on Saturday.
Kotlin API — 适用于 Android 和 JVM（Linux、macOS、Windows）的完整 SDK
self.config = config