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This lecture focuses on file management in C++, with an emphasis on formatted sequential reading. It covers concepts such as input/output operations, file manipulation, and the use of automata for reading files. The lecture also discusses the difference between binary and formatted files, constraints on file streams, and the transfer of raw binary data. Additionally, it explores formatted input/output, reading lines using getline(), and analyzing them with a stringstream. The importance of configuration files for initializing complex applications is highlighted, along with examples of file formats for configuration and methods for reading and writing files in C++.