A full-fledged coding lab inside every lesson

def bubble_sort(arr):
    n = len(arr)
    for i in range(n):
        for j in range(0, n - i - 1):
            if arr[j] > arr[j + 1]:
                arr[j], arr[j + 1] = arr[j + 1], arr[j]
    return arr

data = [64, 34, 25, 12, 22, 11, 90]
print("Initial:", data)
sorted_data = bubble_sort(data)
print("Sorted: ", sorted_data)