Problem	lvm
User	marwin
Submission Time	2026-07-12 12:47:07
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lvm.cpp: In function ‘int main()’:
lvm.cpp:52:24: error: ‘b’ was not declared in this scope
52 | s.push(a * b);
| ^
lvm.cpp:56:13: error: expected ‘,’ or ‘;’ before ‘s’
56 | s.pop();
| ^