Problem	ny_mathexam
User	mandy
Submission Time	2024-07-25 14:55:31
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ny_mathexam.cpp: In function ‘int main()’:
ny_mathexam.cpp:3:2: error: ‘cin’ was not declared in this scope
3 | cin >> r;
| ^~~
ny_mathexam.cpp:5:2: error: ‘cout’ was not declared in this scope
5 | cout << a;
| ^~~~