// 易错点3：处理最终结果为空的场景（比如num="10"，k=2）
这对于麦当劳来说，仍然是个艰巨的任务。虽然，根据麦当劳此前公布的数据显示，有超五成门店布局三至五线城市，但麦当劳在中国版图上的布局存在较为严重的“偏科”，存在“东重西轻、南重北轻”的偏好。这也就意味着，想要更全面深入的拓展全国市场，对于其管理能力、供应链建设都提出了较大的考验。
“The river won, the forest won, the memory of our ancestors won,” said the campaigners in Santarém when it was clear their actions had forced the Brazilian government into a U-turn on plans to privatise one of the world’s most beautiful waterways and expand its role as a soy canal.
Pete Hegseth has threatened to cancel $200m contract unless it is given unfettered access to Claude model