Sorting: Insertion Sort https://youtu.be/bPlYH--OYNc def insertionSort(arr): # Traverse through 1 to len(arr) for i in range(1, len(arr)): j = i - 1 while j >= 0 and arr[j + 1] Stableity: Stable 안정Time Complexity:Best: O(n)Worst: O(n^2)Average: O(n^2)Space Complexity: O(1)