Accepted
/in/foo.cc: In function 'int main()':
/in/foo.cc:40:7: warning: unused variable 'x' [-Wunused-variable]
int x;
^
/in/foo.cc: In function 'int main()':
/in/foo.cc:40:7: warning: unused variable 'x' [-Wunused-variable]
int x;
^
