A memory includes a memory device including plural memory blocks, each memory block including plural pages, and a controller coupled to the memory device and configured to select a target memory block among the plural memory blocks, the target memory block including a first page to an N page (N is a positive integer), and program data in the target memory block, based on a type of the data, either in a first direction from the first page to the N page or in a second direction from the N page to the first page.