Problem	1821
User	trandk
Submission Time	2025-11-26 15:00:44
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

1821.cpp: In function ‘int main()’:
1821.cpp:2:7: error: ‘cout’ is not a member of ‘std’
2 | std::cout<<0<<' '<<0;
| ^~~~
1821.cpp:1:1: note: ‘std::cout’ is defined in header ‘<iostream>’; did you forget to ‘#include <iostream>’?
+++ |+#include <iostream>
1 | int main(){