Problem	contestcalc
User	mincraft
Submission Time	2026-03-07 10:25:30
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

contestcalc.cpp: In function ‘int main()’:
contestcalc.cpp:13:7: error: ‘C’ was not declared in this scope
13 | cin>>C;
| ^