How to solve a structure problem in C#?

Question

C++ / C#

There is a text file of 10 lines, each of which contains information about students: full name - group - year of birth. Based on this file, create a file consisting of records with the appropriate fields. The file must be sorted in ascending order by the first field. By mistake, in some records, the surname is written with a small letter. Correct the error in the created file and formulate a report in the form of a file containing data on the corrected records in the form: Full name - Group - Date the error was corrected. Print the contents of the source and created files.

Answer 1

Teach!
Write yourself and then there will be no problems with C #