How can I delete two or more elements in a vector?

For example,

A = [1 1 2 3 10 7 10 1 5 3]

two or more elements in A is 1, 3, 10.

delet two or more elements in A

-> A = [2 5 7]

How can I edit it?

Answer 1

[Stephen23]

>> A = [1,1,2,3,10,7,10,1,5,3];
>> U = unique(A);
>> Z = U(histc(A,U)==1)
Z =
   2   5   7