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C++ Academy · Lesson

A Word Frequency Counter

Count occurrences of each word in a text file using std::map.

Project Goal

Read a text file and print each unique word with its occurrence count. A classic problem solved cleanly with std::map or std::unordered_map.

Required Headers

File I/O, strings, and an associative container.

#include <fstream>
#include <map>
#include <string>
#include <iostream>

All lessons in this course

  1. Building a Simple Calculator CLI
  2. Reading and Writing CSV Files
  3. A Number Guessing Game
  4. A Word Frequency Counter
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