the standard that defines leftmost-longest is called POSIX, and despite the name suggesting it’s specific to unix, it’s really just the most natural interpretation: among all matches starting at the leftmost position, pick the longest one. this is what grep does, what awk does, and what RE# does.
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float radical = sqrt(u * u + v);
明明：这一调整并非单纯确认潜在增速下移，而是“十五五”开局之年的主动战略选择。旨在为调结构、防风险、促改革留出空间，引导资源向新质生产力、科技创新和高质量发展倾斜，为后期更好发展打牢基础。，更多细节参见搜狗输入法
牵头提起诉讼的民主党籍州检察长认为，美国总统特朗普计划对全球大部分地区加征15%的关税，此举越权。