Problem	1821
User	trandk
Submission Time	2025-11-26 15:00:12
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

1821.cpp:1:1: error: ‘::main’ must return ‘int’
1 | void main(){
| ^~~~
1821.cpp: In function ‘int main()’:
1821.cpp:2:2: error: ‘cout’ was not declared in this scope
2 | cout<<0<<' '<<0;
| ^~~~