Problem	fraud
User	ZhongDing
Submission Time	2024-03-14 21:27:41
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

fraud.cpp: In function ‘std::vector<long long int> check(std::vector<std::vector<int> >&, long long int, long long int)’:
fraud.cpp:7:28: error: ‘vals’ was not declared in this scope
7 | for (unsigned int i = 0;i<vals.size();i++){
| ^~~~