/in/foo.cc: In function 'void dfs(int)':
/in/foo.cc:17:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < g[t].size(); i++) {
                  ~~^~~~~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:34:28: warning: format '%s' expects argument of type 'char*', but argument 4 has type 'char (*)[10000]' [-Wformat=]
   scanf("%d%d%s",&tp,&p,&ss);
                            ^