they should be non-intrusive, so that default flow, when user doesn't add brackets should be supported e.g. user inputs 3 * ( 1 + 2 ) => result is 9 (1 + 10) * 3 => result is 33
they should be non-intrusive, so that default flow, when user doesn't add brackets should be supported
e.g. user inputs
3 * ( 1 + 2 ) => result is 9
(1 + 10) * 3 => result is 33