@@ -0,0 +1,15 @@
+public class Solution {
+public int SumOddLengthSubarrays(int[] arr) {
+int sum = 0;
+
+int l = arr.Length;
+
+for (int i = 0; i < l; i++)
+for (int j = i; j < l; j += 2)
+for (int k = i; k <= j; k++)
+sum += arr[k];
+
+return sum;
+
+}
+}

@@ -0,0 +1,20 @@
+
+from typing import List
+
+
+class Solution:
+def sumOddLengthSubarrays(self, arr: List[int]) -> int:
+result = 0
+array_size = len(arr)
+
+for i in range(array_size):
+j = i
+while j < array_size:
+k = i
+while k <= j:
+result = result + arr[k]
+k += 1
+j += 2
+
+return result
+