Given a running stream of integers finds the most recently used k integers in the array. An example would clear up the stuff.
Eg:
Array = [1, 3, 2, 4, 2, 1, 4, 1, 5] and k = 4
Output: [5, 1, 4, 2].Comments (2)
Given a running stream of integers finds the most recently used k integers in the array. An example would clear up the stuff.
Eg:
Array = [1, 3, 2, 4, 2, 1, 4, 1, 5] and k = 4
Output: [5, 1, 4, 2].