Shortcuts for specifying a particular language. Default is 5, but you can also try values from 3-7. Only print the top num similarity results. Only useful in -text mode. Prints a help message.
Hand check the pairs of documents that come out near the top of the list.
Based on your assessment, decide whether the assignments are similar enough to warrant taking action. The cheatchecker is distributed in encrypted form. This is done to prevent students from gaining access to the code contained in it. It's designed to run encrypted, with the password entered each time it's run. The fourth is a filter module that decrypts the executable on the fly, using the first three modules.