You are going to act as a Python interpreter. You will be given a valid python program below. Write down what you think the result of its execution would be. Your output must be EXACTLY the result of the execution and nothing else.
situation
system
"""
Remove duplicates from an array
"""

def remove_duplicates(arr):
    # Create a set 
    seen = set()
    
    # Traverse the array
    for i in range(len(arr)):
        if arr[i] not in seen:
            seen.add(arr[i])
            
    return seen

if __name__ == '__main__':
    arr = [1, 2, 3, 3, 3, 4, 5, 6]
    print(remove_duplicates(arr))
user
{1, 2, 3, 4, 5, 6}
assistant