2026SpringA X CSE575 27029 小作业2 Mini Assignment2

让整个空间都是小于 10 的正整数。设 A={1, 2, 3, 4, 5}，Ac（A 的补集是）？  Let the entire space be all positive integers smaller than 10. Given A={1, 2, 3, 4, 5}, what is Ac (the complement of A)?