Problem	addition
User	idk
Submission Time	2023-01-05 12:07:08
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

addition.cpp: In function ‘int main()’:
addition.cpp:8:15: error: ‘sum’ was not declared in this scope
8 | std::cout << sum(a + b);
| ^~~