C++17 Text Search Engine

A command-line text search engine written with only the C++17 standard library.

Features

• Recursively indexes .txt files from a folder
• Normalizes words for case-insensitive searching
• Builds an inverted index from keyword to file-frequency postings
• Uses worker threads to index multiple files
• Ranks search results by descending word frequency
• Provides an interactive CLI for building an index and searching keywords

Build

make

Run

./search_engine

Clean

make clean