Problem	1609
User	shenshiqi
Submission Time	2025-12-19 08:58:21
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

1609.cpp: In function ‘int main()’:
1609.cpp:2:2: error: return-statement with no value, in function returning ‘int’ [-fpermissive]
2 | return;
| ^~~~~~