foo.cc:29:52: error: stray '\357' in program
   29 |       d1[i - id + 7] = 0,d2[i + id] = 0,flag[i] = 0，place[id] = 0;
      |                                                    ^
foo.cc:29:53: error: stray '\274' in program
   29 |       d1[i - id + 7] = 0,d2[i + id] = 0,flag[i] = 0，place[id] = 0;
      |                                                     ^
foo.cc:29:54: error: stray '\214' in program
   29 |       d1[i - id + 7] = 0,d2[i + id] = 0,flag[i] = 0，place[id] = 0;
      |                                                      ^
foo.cc: In function 'void dfs(int)':
foo.cc:29:52: error: expected ';' before 'place'
   29 |       d1[i - id + 7] = 0,d2[i + id] = 0,flag[i] = 0，place[id] = 0;
      |                                                    ^  ~~~~~
      |                                                    ;

[Hydro](https://hydro.ac)提供评测服务