Problem	uniquenumbers
User	KucingGarong
Submission Time	2025-06-16 14:31:08
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

uniquenumbers.cpp: In function ‘int main()’:
uniquenumbers.cpp:9:3: error: expected initializer before ‘cin’
9 | cin >> a;
| ^~~
uniquenumbers.cpp:10:14: error: ‘a’ was not declared in this scope
10 | num.insert(a);
| ^