Accepted
foo.cpp: In function 'void flo()':
foo.cpp:64:6: warning: unused variable 'qwer' [-Wunused-variable]
int qwer=0;
^~~~
foo.cpp: In function 'void flo()':
foo.cpp:64:6: warning: unused variable 'qwer' [-Wunused-variable]
int qwer=0;
^~~~
