1588. Sum of All Odd Length Subarrays

leetcode.com/problems/sum-of-all-odd-length-subarrays/

Sum of All Odd Length Subarrays - LeetCode

# 가능한 홀수 갯수 sublist
class Solution(object):
    def sumOddLengthSubarrays(self, arr):
        ans = 0
        for i in range(1, len(arr) + 1, 2):
            for j in range(0, len(arr) - i + 1):
                ans += sum(arr[j:j+i])
        return ans

        

leetcode.com/problems/sum-of-all-odd-length-subarrays/discuss/919521/python-3-99.78-faster-and-100-less-space

python 3 99.78% faster and 100% less space - LeetCode Discuss