\[\boxed{\mathbf{211}.}\]
\[\lbrack 0;3\rbrack \cap \lbrack 5;7\rbrack = \lbrack\varnothing\rbrack;\]
\[\lbrack 0;3\rbrack \cup \lbrack 5;7\rbrack = \lbrack 0;3\rbrack\ и\ \lbrack 5;7\rbrack.\]