Hi, Good morning
I have a text file el.txt which contains 4800 lines . I need to change linesand store in same text file or create a new file which ever it is fine according to user requirement for instance line 1,121,241,361,481,601 , 721,841,961,1081,1201,1321,1441,1561,1681,1801,.....so on to 4681. difference of 120 lines betweeen lines and next starts with line 2,122,242,361..... 4681.... thand next 3,123,243......it contines till 4800 lines. in this sequesnce lines to be stored in text file. Any help in this direction is appreciated. Thank you in advance.