Problem	bracketex
User	vadar2525
Submission Time	2025-09-01 15:57:37
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

bracketex.cpp: In function ‘int main()’:
bracketex.cpp:15:11: error: ‘b’ was not declared in this scope
15 | x.push(b);
| ^
bracketex.cpp:18:6: error: ‘b’ was not declared in this scope
18 | if(b == '(' or b == '[' or b == '{'){
| ^