Accepted
/in/foo.cc: In function 'int main()': /in/foo.cc:18:9: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized] vis[k]=true; ans+=now; ~~~~~~^~~~~
/in/foo.cc: In function 'int main()': /in/foo.cc:18:9: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized] vis[k]=true; ans+=now; ~~~~~~^~~~~