I am working in Codio and I can't seem to get the correct answer for this second question. Any help is appreciated.

2.Grep the differences between the~/workspace/project-log/changelog.txt file content against the ~/workspace/project-log/diff.txt file content and append the results to the ~/workspace/project-log/changelog.txt file

2. Grep the differences between the ~/workspace/project Log/changeLog.txt file content against the /workspace/project-log/diff.txt file content and append the results to the /workspace/project-log/changelog.txt file TIP: Try using autocompletion shortcuts, relative paths and string interpolation Once you have completed these tasks press the Check It button to have your solution assessed. Check It The resulting file should look like this: Changelog Version: 1.0 username: codio hello.txt hi.txt project-log Version: 2.0 file-list.txt found.txt greet.txt