Problem	cups
User	Phoubia01
Submission Time	2025-07-05 09:04:03
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cups.cpp: In function ‘int main()’:
cups.cpp:12:26: error: could not convert ‘cups.std::set<int>::find((a - add))’ from ‘std::set<int>::iterator’ {aka ‘std::_Rb_tree_const_iterator<int>’} to ‘bool’
12 | if (cups.find(a - add)){
| ~~~~~~~~~^~~~~~~~~
| |
| std::set<int>::iterator {aka std::_Rb_tree_const_iterator<int>}