answer.code:12: warning: "all" redefined
   12 | #define all(x) (x).begin(),(x).end()
      | 
answer.code:4: note: this is the location of the previous definition
    4 | #define all(x) ((x).begin()), ((x).end())
      | 
answer.code: In function ‘std::vector<std::__cxx11::basic_string<char> > subtask1::decode(subtask1::ll, int)’:
answer.code:87:16: error: missing template arguments before ‘poly’
   87 |         vector poly(r,string(c,'.'));
      |                ^~~~
answer.code:102:32: error: ‘poly’ was not declared in this scope
  102 |                 rep(j,p1,p2+1) poly[r-1-i][j]='#';
      |                                ^~~~
answer.code:105:16: error: ‘poly’ was not declared in this scope
  105 |         return poly;
      |                ^~~~
answer.code: In function ‘void decodepoly(LL)’:
answer.code:124:20: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::vector<std::__cxx11::basic_string<char> >::size_type’ {aka ‘long unsigned int’} [-Wformat=]
  124 |     printf("poly\n%d %d\n", vec.size(), vec[0].size());
      |                   ~^        ~~~~~~~~~~
      |                    |                |
      |                    int              std::vector<std::__cxx11::basic_string<char> >::size_type {aka long unsigned int}
      |                   %ld
answer.code:124:23: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wformat=]
  124 |     printf("poly\n%d %d\n", vec.size(), vec[0].size());
      |                      ~^                 ~~~~~~~~~~~~~
      |                       |                            |
      |                       int                          std::__cxx11::basic_string<char>::size_type {aka long unsigned int}
      |                      %ld
answer.code: In function ‘LL encodetriang()’:
answer.code:184:18: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  184 |             scanf("%d", &tr[i][d]);
      |             ~~~~~^~~~~~~~~~~~~~~~~
answer.code: In function ‘LL encodeperm()’:
answer.code:269:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  269 |         scanf("%d", &x);
      |         ~~~~~^~~~~~~~~~