foo.cc:256:1: warning: "/*" within comment [-Wcomment]
  256 | /*
      |  
foo.cc:345:1: warning: "/*" within comment [-Wcomment]
  345 | /*
      |  
foo.cc: In function 'int main()':
foo.cc:747:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  747 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
foo.cc:749:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  749 |         scanf("%d", &data[i]);
      |         ~~~~~^~~~~~~~~~~~~~~~

正在同步测试数据，请稍后
[Hydro](https://hydro.ac)提供评测服务