Gain insights into dynamic memory allocation, creating classes, and functions. Delve into inheritance, I/O, exception handling. Explore 90+ examples to master advanced C++ functionalities.

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ConsoleInputJob

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Lesson26and27

If you’re looking to sharpen up your C++ programming skills, then you’re in the right place. You will start with learning about dynamic memory allocation, how to create classes, and constructors. 

In the latter half of the course, inheritance, functions, I/O, exception handling, and more. Throughout the course, you will study over 90 carefully designed examples aimed to enhance your understanding of the C++ language.  

By the time you finish this course, you will be able to use more advanced functionality in your C++ programs.

C++ Programming for Experienced Engineers

# Problem 

Write a program using STL to maintain a **telephone book** containing **names** and **telephone numbers**. It should be possible to search the telephone book either using a _name_ or using a _telephone number_.

# Sample run	 
Here’s what you should see when you run the program.                     
```txt
1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
1
Nimish 2534123
Anmol 982301
Shubham 789635

1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
2
Enter name: 
Dinesh
Search Results: 
No matching entry 

1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
2
Enter name: 
Anmol
Search Results: 
Anmol 982301

1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
3
Enter phone number: 
123456
Search Results: 
No matching entry 

1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
3
Enter phone number: 
789635
Search Results: 
Shubham 789635

1. View Phone Book
2. Search by name
3. Search by number
0. Exit
Enter your choice
0
```

# Coding solution            

Here is a solution to the problem above.


Understand the usage of vector collection for storing user-defined Person class objects.

Getting Off the Ground

Starters

Basic C++ Examples

Class Organization Examples

Class Constructor Examples

Classes and Objects Examples

More Classes and Objects Examples

Function Examples

Function Overloading Examples

Operator Overloading Examples

Free Store Examples

Inheritance Examples

Virtual Function Examples

Input Output Examples

Template Examples

Exception Handling Examples

STL Examples

Miscellaneous Examples

Conclusion

STL Based Telephone Book

Problem