Problem	duckbuttons
User	chien
Submission Time	2026-02-09 23:57:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

duckbuttons.cpp: In function ‘int main()’:
duckbuttons.cpp:9:1: error: a function-definition is not allowed here before ‘{’ token
9 | {
| ^