// 复制数组（避免原数组被修改影响其他测试）
曝三星 Galaxy S26 Ultra 全球首发硬件级防窥屏：可一键开关、支持局部防护
，更多细节参见搜狗输入法2026
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Think about how you'd search a large room for a lost key. You wouldn't examine every square inch sequentially. You'd split the room into sections (by the couch, near the door, under the table) and rule out entire sections at a glance. "I didn't go near the kitchen, so skip that."