Create a program that processes text file according to task variant. Additional requirements 1. A program user inputs name of file. 2. Program outputs content of file before and after modification of file. 3. Program should output text message in case of errors. 4. Program has to be written in C or C++ Deadline: December 11 Task variants Last digit of student card 1 or 6 number of Task Given an integer K and a text file, remove K leading characters from each line of the file. If the length of some line is less than K then remove all characters from the line