answer.code:12:9: error: use of ‘auto’ in parameter declaration only available with ‘-std=c++14’ or ‘-std=gnu++14’
   12 | bool ch(auto mp,ll x,ll y,ll lx,ll ly)
      |         ^~~~
answer.code: In function ‘bool ch(int, long long int, long long int, long long int, long long int)’:
answer.code:20:12: error: invalid types ‘int[long long int]’ for array subscript
   20 |     if ( mp[x2][y2]==0&&mp[x1][y1]==1)
      |            ^
answer.code:20:27: error: invalid types ‘int[long long int]’ for array subscript
   20 |     if ( mp[x2][y2]==0&&mp[x1][y1]==1)
      |                           ^
answer.code: At global scope:
answer.code:29:10: error: use of ‘auto’ in parameter declaration only available with ‘-std=c++14’ or ‘-std=gnu++14’
   29 | void dfs(auto mp,ll k)
      |          ^~~~
answer.code: In function ‘void dfs(int, long long int)’:
answer.code:37:31: error: invalid types ‘int[int]’ for array subscript
   37 |                         if (mp[i][j]==0)
      |                               ^
answer.code:49:35: error: invalid types ‘int[int]’ for array subscript
   49 |                                 mp[i][j]=0;
      |                                   ^
answer.code:50:35: error: invalid types ‘int[long long int]’ for array subscript
   50 |                                 mp[xx][yy]=1;
      |                                   ^
answer.code:51:35: error: invalid types ‘int[long long int]’ for array subscript
   51 |                                 mp[x1][y1]=0;
      |                                   ^
answer.code:53:35: error: invalid types ‘int[long long int]’ for array subscript
   53 |                                 mp[x1][y1]=1;
      |                                   ^
answer.code:54:35: error: invalid types ‘int[long long int]’ for array subscript
   54 |                                 mp[xx][yy]=0;
      |                                   ^
answer.code:55:35: error: invalid types ‘int[int]’ for array subscript
   55 |                                 mp[i][j]=1;
      |                                   ^
answer.code: In function ‘void solve()’:
answer.code:84:13: error: cannot convert ‘std::vector<std::vector<long long int> >’ to ‘int’
   84 |         dfs(mp,k);
      |             ^~
      |             |
      |             std::vector<std::vector<long long int> >
answer.code:29:15: note:   initializing argument 1 of ‘void dfs(int, long long int)’
   29 | void dfs(auto mp,ll k)
      |          ~~~~~^~
answer.code: In function ‘bool ch(int, long long int, long long int, long long int, long long int)’:
answer.code:28:1: warning: control reaches end of non-void function [-Wreturn-type]
   28 | }
      | ^