Create a data converter program

Николай
Employer

[no-member:pro]Николай[/no-member:pro]Николай

2 projects
Closed
Project parameters
Type of cooperationOne-time project
Prepaymentwithout prepayment
Payment methodsBank transfer, Electronic money
Acceptance of requestsclosed
Project description
You need to create a data converter program. Detailed TK is attached.

Briefly:
We have a text file in csv format with a certain structure and data filling (data array) with a character-separator of data fields. The file size is from 2 GB. The office won't open.
It is necessary to cure (sample) certain data and write to the text file created by COVERTER in trd format with a certain structure and data filling with a character-separator of fields.
Project author: Николай