/in/foo.cc: In function 'int main()':
/in/foo.cc:72:16: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[10]' [-Wformat=]
   scanf("%s",&d);
              ~~^
/in/foo.cc:77:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i=0;i<g[level].size();i++)
                ~^~~~~~~~~~~~~~~~