C++ File Handling: Exercises, Practice, Solution
This resource offers a total of 75 C++ File handling problems for practice. It includes 15 main exercises, each accompanied by solutions, detailed explanations, and four related problems.
[An Editor is available at the bottom of the page to write and execute the scripts.]
1. Create and Write to a Text File
Write a C++ program to create a new text file and write some text into it.
2. Open and Display File Contents
Write a C++ program to open an existing text file and display its contents on the console.
3. Count the Number of Lines in a Text File
Write a C++ program to count the number of lines in a text file.
4. Count the Number of Words in a Text File
Write a C++ program to count the number of words in a text file.
5. Copy Contents of One Text File to Another
Write a C++ program to copy the contents of one text file to another.
6. Find and Replace a Specific Word in a Text File
Write a C++ program to find and replace a specific word in a text file.
7. Append New Data to an Existing Text File
Write a C++ program to append new data to an existing text file.
8. Sort Lines in a Text File Alphabetically
Write a C++ program to sort the lines of a text file in alphabetical order.
9. Merge Multiple Text Files into One
Write a C++ program to merge multiple text files into a single file.
10. Split a Large Text File into Smaller Files
Write a C++ program to split a large text file into smaller files of equal size.
11. Search for a Specific String in a Text File and Display Line Numbers
Write a C++ program to search for a specific string in a text file and display its line number(s).
12. Encrypt Text File Using a Simple Algorithm
Write a C++ program to encrypt the contents of a text file using a simple encryption algorithm.
13. Decrypt Text File Encrypted by the Above Algorithm
Write a C++ program to decrypt the contents of a text file encrypted using the above algorithm.
14. Read a CSV File and Display Its Contents in Tabular Form
Write a C++ program to read a CSV file and display its contents in tabular form.
15. Calculate the Average of Numbers Stored in a File
Write a C++ program to calculate the average of numbers stored in a file.
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