Question: 
Write a function to concatenate the given two tuples to a nested tuple.


Model's Code:
def concatenate_nested(tuple1, tuple2):
    return tuple1 + tuple2



Sample Correct Code:
def concatenate_nested(test_tup1, test_tup2):
  res = test_tup1 + test_tup2
  return (res) 


Asserts:
assert concatenate_nested((3, 4), (5, 6)) == (3, 4, 5, 6)
assert concatenate_nested((1, 2), (3, 4)) == (1, 2, 3, 4)
assert concatenate_nested((4, 5), (6, 8)) == (4, 5, 6, 8)


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 972 of 974: 744/972 (76.5432098765432%): success