/in/foo.cc: In function 'int main()':
/in/foo.cc:27:9: warning: unused variable 'g' [-Wunused-variable]
 int A,B,g=0,count=0;
         ^
/in/foo.cc:27:13: warning: unused variable 'count' [-Wunused-variable]
 int A,B,g=0,count=0;
             ^~~~~
/in/foo.cc:28:5: warning: unused variable 'a' [-Wunused-variable]
 int a[10]={0},b[10]={0};
     ^
/in/foo.cc:28:15: warning: unused variable 'b' [-Wunused-variable]
 int a[10]={0},b[10]={0};
               ^