Problem	card
User	MagicHenry
Submission Time	2025-06-06 23:23:45
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

card.cpp: In function ‘int main()’:
card.cpp:4:17: error: ‘j’ was not declared in this scope; did you mean ‘jn’?
4 | deque<int> dq(j);
| ^
| jn