C++ File Handling: Exercises, Practice, Solution

Last update on June 10 2023 13:05:30 (UTC/GMT +8 hours)

C++ File handling [ 15 exercises with solution ]

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1. Write a C++ program to create a new text file and write some text into it.

2. Write a C++ program to open an existing text file and display its contents on the console.

3. Write a C++ program to count the number of lines in a text file.

4. Write a C++ program to count the number of words in a text file.

5. Write a C++ program to copy the contents of one text file to another.

6. Write a C++ program to find and replace a specific word in a text file.

7. Write a C++ program to append new data to an existing text file.

8. Write a C++ program to sort the lines of a text file in alphabetical order.

9. Write a C++ program to merge multiple text files into a single file.

10. Write a C++ program to split a large text file into smaller files of equal size.

11. Write a C++ program to search for a specific string in a text file and display its line number(s).

12. Write a C++ program to encrypt the contents of a text file using a simple encryption algorithm.

13. Write a C++ program to decrypt the contents of a text file encrypted using the above algorithm.

14. Write a C++ program to read a CSV file and display its contents in tabular form.

15. Write a C++ program to calculate the average of numbers stored in a file.

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