Simple app for making coments to posts from group

Hello I need a script or windows program I need to login through facebook - put the link from the group + write the text and the program to coment to first 300 posts from that group Coment will be text + [login to view URL] same content for every coment It is a simple and small app - i know the market price Because freelancers are not serios and there are many scamers here i will not send you money in advance! I award the project to the fastest time delivery and payment after i test and i see it is [login to view URL] i pay you also give me the Source code for the program