Problem	playlist2
User	carson
Submission Time	2025-12-15 10:29:51
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

playlist2.cpp: In function ‘int main()’:
playlist2.cpp:14:6: error: ‘class std::queue<long long int>’ has no member named ‘push_back’
14 | q.push_back(a);
| ^~~~~~~~~