package q1004

func longestOnes(nums []int, k int) int {
	flipped := 0
	curLen, maxLen := 0, 0
	tail := 0

	for i := range nums {
		curLen++
		if nums[i] == 0 {
			flipped++

			for flipped > k {
				if nums[tail] == 0 {
					flipped--
				}
				tail++
				curLen--
			}
		}
		maxLen = max(maxLen, curLen)
	}
	return maxLen
}

var _ = longestOnes