Accepted
/in/foo.cc: In function 'int main()':
/in/foo.cc:81:10: warning: unused variable 'dist' [-Wunused-variable]
double dist=e[i].dist;
^~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:81:10: warning: unused variable 'dist' [-Wunused-variable]
double dist=e[i].dist;
^~~~
