Vector1 =(VA)(B)
Vector2 = (VA)(B)(VA)(B)
Vector-Fill = (C)(C)
Vector-Init = ((DDD))((DDD))((DDD))((DDD))((DDD)) 
 length = 5
 element 2 of 2(VA)
Replace = (ABC)((DDD))((DDD))((DDD))((DDD))((DDD))
Subvector =(ABC)((DDD))
Subvector-Fill =(ABC)(s3 s3 s3)