parenthesismatching.output

这是数据结构、算法与应用-C++语言描述的代码

Type an expression
The pairs of matching parentheses in
(d+(a+b)*c*(d+e)-f))(()
are
3 7
11 15
0 18
No match for right parenthesis at 19
21 22
No match for left parenthesis at 20