Problem	uniquenumbers
User	KJF
Submission Time	2026-02-18 21:39:20
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

uniquenumbers.cpp: In function ‘int main()’:
uniquenumbers.cpp:13:16: error: ‘class std::unordered_set<int>’ has no member named ‘contains’
13 | if (not seen.contains(num)) {
| ^~~~~~~~
uniquenumbers.cpp:14:4: error: ‘total’ was not declared in this scope
14 | total++;
| ^~~~~
uniquenumbers.cpp:18:10: error: ‘total’ was not declared in this scope
18 | cout << total;
| ^~~~~