Help me in solving DSSA107 problem

help
,
1

My issue

i am not able to submit the answers

My code

def quick_sort(arr):
    if len(arr) <= 1:
        return arr
    
    pivot = arr[0]
    left = []
    right = []
    
    for element in arr[1:]:
        if element < pivot:
            left.append(element)
        else:
            right.append(element)
    
    return quick_sort(left) + [pivot] + quick_sort(right)


t = int(input())
for _ in range(t):
    N = int(input())
    A = list(map(int, input().split()))
    sorted_array = quick_sort(A)
    print(*sorted_array)

Learning course: Kalasalingam Academy of Research and Education
Problem Link: CodeChef: Practical coding for everyone