if (n <= 1) return;
// 边界处理：nums1为空时直接返回空数组（避免后续无效计算）
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But the firm has been under pressure as online streaming has disrupted film and television industries.
A new LSU research study suggests clustered pits in the Pioneer Terra region on Pluto are related to the dwarf planet's suprising robust atmosphere. The pits resemble gas pockmarks on Earth where methane seeps from the subsurface. These pits may supply atmospheric methane on Pluto.