Problem	uniquenumbers_easy
User	Potato3218
Submission Time	2025-11-17 07:58:39
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

uniquenumbers_easy.cpp: In function ‘int main()’:
uniquenumbers_easy.cpp:10:6: error: ‘class std::unordered_set<int>’ has no member named ‘push’
10 | us.push(r);
| ^~~~