Class Solution
java.lang.Object
g1501_1600.s1567_maximum_length_of_subarray_with_positive_product.Solution
1567 - Maximum Length of Subarray With Positive Product\.
Medium
Given an array of integers `nums`, find the maximum length of a subarray where the product of all its elements is positive.
A subarray of an array is a consecutive sequence of zero or more values taken out of that array.
Return _the maximum length of a subarray with positive product_.
**Example 1:**
**Input:** nums = [1,-2,-3,4]
**Output:** 4
**Explanation:** The array nums already has a positive product of 24.
**Example 2:**
**Input:** nums = [0,1,-2,-3,-4]
**Output:** 3
**Explanation:** The longest subarray with positive product is [1,-2,-3] which has a product of 6. Notice that we cannot include 0 in the subarray since that'll make the product 0 which is not positive.
**Example 3:**
**Input:** nums = [-1,-2,-3,0,1]
**Output:** 2
**Explanation:** The longest subarray with positive product is [-1,-2] or [-2,-3].
**Constraints:**
*
1 <= nums.length <= 105
* -109 <= nums[i] <= 109-
Constructor Summary
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Solution
public Solution()
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Method Details
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getMaxLen
public int getMaxLen(int[] nums)
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