Problem	bookshelf
User	huangchengcheng
Submission Time	2026-04-27 20:05:50
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

bookshelf.cpp: In function ‘int main()’:
bookshelf.cpp:38:24: error: ‘dq’ was not declared in this scope
38 | auto ub=upper_bound(dq.begin(),dq.end(),k); // 1 2 3 4 5
| ^~
bookshelf.cpp:40:15: error: ‘v’ was not declared in this scope
40 | cout << ub-v.begin();
| ^
bookshelf.cpp:46:24: error: ‘dq’ was not declared in this scope
46 | auto lb=lower_bound(dq.begin(),dq.end(),k); // 1 2 3 4 5 6
| ^~
bookshelf.cpp:47:12: error: ‘v’ was not declared in this scope
47 | cout << v.end()-lb;
| ^