Problem	festival
User	Xiaoyang
Submission Time	2025-08-08 22:02:21
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

festival.cpp: In function ‘std::vector<int> max_coupons(int, std::vector<int>, std::vector<int>)’:
festival.cpp:104:13: error: ‘sum’ was not declared in this scope
104 | if(A>=sum){
| ^~~