제출 #13979

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘bool unify(int, int)’:
Main.cpp:32:9: error: reference to ‘rank’ is ambiguous
   32 |     if (rank[x] >= rank[y])
      |         ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:32:20: error: reference to ‘rank’ is ambiguous
   32 |     if (rank[x] >= rank[y])
      |                    ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:37:9: error: reference to ‘rank’ is ambiguous
   37 |     if (rank[x] == rank[y])
      |         ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:37:20: error: reference to ‘rank’ is ambiguous
   37 |     if (rank[x] == rank[y])
      |                    ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:38:9: error: reference to ‘rank’ is ambiguous
   38 |         rank[y] = rank[x] + 1;
      |         ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:38:19: error: reference to ‘rank’ is ambiguous
   38 |         rank[y] = rank[x] + 1;
      |                   ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp: In function ‘int main()’:
Main.cpp:50:9: error: reference to ‘rank’ is ambiguous
   50 |         rank[i] = 0;
      |         ^~~~
In file included from /usr/include/c++/11/bits/move.h:57,
                 from /usr/include/c++/11/bits/stl_pair.h:59,
                 from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/deque:60,
                 from /usr/include/c++/11/queue:60,
                 from Main.cpp:2:
/usr/include/c++/11/type_traits:1369:12: note: candidates are: ‘template<class> struct std::rank’
 1369 |     struct rank
      |            ^~~~
Main.cpp:12:5: note:                 ‘int rank [10001]’
   12 | int rank[10001] = { 0 };
      |     ^~~~
Main.cpp:45:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   45 |     scanf("%d %d",&v,&e);
      |     ~~~~~^~~~~~~~~~~~~~~
Main.cpp:58:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   58 |         scanf("%d %d %d",&a,&b,&c);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~