public int[] maxSlidingWindow(
int[] nums,
int k) {
ArrayDeque
deque =
new ArrayDeque(nums.length);
int []end =
new int[nums.length];
int index =
0;
for(
int i =
0 ; i < nums.length ; i ++)
{
if(!
deque.isEmpty() && (Integer)
deque.getLast() == i - k)
deque.pollFirst();
while(!
deque.isEmpty() && nums[(Integer)
deque.getLast()] <= nums[i])
deque.pollLast();
deque.addLast((Integer)i);
if(i - k +
1 >=
0) end[index ++] = nums[(Integer)
deque.getFirst()];
}
int []last =
new int[index];
for(
int i =
0 ; i < index ; i ++)
last[i] = end[i];
return last;
}
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