def find_Average_Of_Cube(n):
      
    sum = 0
    for i in range(1, n + 1): 
        sum += i * i * i  
    return round(sum / n, 6) 
def similar_elements(test_tup1, test_tup2):
  
  res = tuple(set(test_tup1) & set(test_tup2))
  return (res) 