Problem	area
User	dfsssssssssfsdfdssgdfs
Submission Time	2026-02-25 15:47:35
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

area.cpp:3:20: error: expected ‘;’ before ‘:’ token
3 | using namespace std:
| ^
| ;
area.cpp:3:20: error: expected unqualified-id before ‘:’ token