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CodeSignal

C++ HashMaps in Practice: Revision and Application

via CodeSignal

Overview

Strengthen your understanding and application of hashmap data structures with a focus on counting and aggregation tasks. This course will deepen your comprehension of efficient data access and manipulation using hashmaps.

Syllabus

  • Lesson 1: Introduction to HashMaps in C++
    • Updating Book Titles in the Library Catalog
    • Fix the Unordered Map Syntax Error
    • Checking Book Availability in a Library Catalog using C++ Unordered Map
    • Updating and Accessing Elements in C++ HashMaps
    • Updating Library Catalog Entries in C++
  • Lesson 2: Efficient Counting with HashMaps in C++
    • Optimizing Color Counting with Unordered_Map in C++
    • Fixing Book Count in Library System
    • Updating Book Counts in a Library Using HashMaps
    • Counting Letter Frequencies with C++ Unordered_Map
    • Counting Book Titles with Unordered Map in C++
  • Lesson 3: Data Aggregation Using HashMaps in C++
    • Calculating the Average Quantity in Inventory
    • Fix the Minimum Quantity Calculator in C++
    • Calculating Total and Maximum Quantity in Inventory Using HashMaps
    • Comparing Stock Levels to the Store Average in C++
    • Finding the Peak Harvest: Maximum Fruit Count in Inventory
  • Lesson 4: Real-World Applications of HashMaps in C++
    • Managing Library Catalogue: Conditional Decrement of Book Copies
    • Fix the Library Catalog Display Function in C++
    • Managing Library Inventory with HashMaps in C++
    • Counting Word Frequencies in a String with Unordered Map
    • Check Book Availability in Library Management System Using HashMaps in C++

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