def mystery ry * (a, b = 8c = - 6) return 2b + a + 3c #MAIN x=int(ii input("First value y = int(input("Second value: ") z = intinput "Third value: "))

Describe a data structures that supports the stack push and pop operations and a third operation findmin, which returns the smallest element in the data structure, all in o(1) worst-case time.