* 时间复杂度：O(n)，空间复杂度：O(1)
Matthew Smith said his life revolved around being tethered to oxygen tanks
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The payments totalled £29.8m, funded by the UK government and paid separately from the Crawford contract.
While the magnets are for attaching, the pin connectors assist with power delivery. Data transmission between the phone and the modules is handled wirelessly, with the ability to switch between Wi-Fi, Bluetooth and mmWave depending on where the user is located.