foo.cc: In function 'int main()':
foo.cc:87:28: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::priority_queue<int, std::vector<int>, std::greater<int> >::size_type {aka long unsigned int}' [-Wformat=]
     printf("%d\n",pq.size());
                   ~~~~~~~~~^
foo.cc:80:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
foo.cc:81:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1; i<=n; i++)scanf("%d",&k[i]);
                            ~~~~~^~~~~~~~~~~~
foo.cc:82:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1; i<=n; i++)scanf("%d",&v[i]);
                            ~~~~~^~~~~~~~~~~~

正在同步测试数据，请稍后
自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。