COMPUTER READABLE MEDIUM RECORDING PROGRAM, INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND INFORMATION PROCESSING METHOD

An example computer 10 that manages folders containing files by using a tree structure is caused to execute a step S104 of identifying a superior folder from predetermined folders managed by the tree structure by retracing the tree structure by at least one level, and a step S501 of specifying a file belonging to a subordinate folder that is subordinate to the superior folder in the tree structure as a processing object.