Internal details of std::sort() in C++ - GeeksforGeeks
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Internal Working of sort() in C++ - GeeksforGeeks Courses Tutorials Interview Prep DSA Practice Problems C C++ Java Python JavaScript Data Science Machine Learning Courses Linux DevOps Internal Working of sort() in C++ Last Updated : 11 Jul, 2025 In C++ , sort() is an STL function used for sorting containers such as arrays, vectors, etc. It provides an efficient and versatile way to sort data in C++. In this article, we will learn how the sort() function internally works. The sort() function uses the algorithm named IntroSort for sorting the given data. Introsort is a hybrid sorting algorithm
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