Problem	cups
User	eliasxyz
Submission Time	2025-06-13 20:25:19
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cups.cpp: In function ‘int main()’:
cups.cpp:18:8: error: ‘j’ was not declared in this scope
18 | for(j=0;j<cups.length();j++){
| ^
cups.cpp:18:19: error: ‘class std::set<int>’ has no member named ‘length’
18 | for(j=0;j<cups.length();j++){
| ^~~~~~