Leetcode 713 Solution

This article provides solution to leetcode question 713 (subarray-product-less-than-k)
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https://leetcode.com/problems/subarray-product-less-than-k

Solution

class Solution {
public:
    int numSubarrayProductLessThanK(vector<int>& nums, int k) {
        int product = 1;
        int l = 0;
        int ans = 0;



        for (int r = 0; r < nums.size(); r++)
        {
            product *= nums[r];



            while (product >= k && l <= r)
                product /= nums[l++];



            ans += r - l + 1;
        }



        return ans;
    }
};