02 2025 档案

摘要:std::vector<int> arr = {0,1,2,3,4,5 }; auto it = std::find(arr.begin(), arr.end(), 3); auto index = it - arr.begin(); std::cout << "[" << index << "]" 阅读全文
posted @ 2025-02-15 11:09 double64 阅读(1) 评论(0) 推荐(0) 编辑

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