Wrong Answer
/in/foo.cc: In function 'void bfs(int, int)': /in/foo.cc:58:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else cout<<"Die"<<endl; exit(0); ^~~~ /in/foo.cc:58:29: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' else cout<<"Die"<<endl; exit(0); ^~~~