foo.cc: In function 'int main()':
foo.cc:6:2: error: 'cin' was not declared in this scope
6 | cin>>n>>endl;
| ^~~
foo.cc:2:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
1 | #include <stdio.h>
+++ |+#include <iostream>
2 | using namespace std;
foo.cc:6:10: error: 'endl' was not declared in this scope
6 | cin>>n>>endl;
| ^~~~
foo.cc:2:1: note: 'std::endl' is defined in header '<ostream>'; did you forget to '#include <ostream>'?
1 | #include <stdio.h>
+++ |+#include <ostream>
2 | using namespace std;
foo.cc: At global scope:
foo.cc:9:1: error: expected unqualified-id before 'return'
9 | return 0;
| ^~~~~~
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