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View Compilation Error

0_0_33344756_29294.cpp: In function 'void init()':
0_0_33344756_29294.cpp:15:9: error: reference to 'rank' is ambiguous
         rank[i]=1;
         ^
0_0_33344756_29294.cpp:7:5: note: candidates are: int rank [1000002]
 int rank[MAX];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_tree.h:61,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/set:60,
                 from 0_0_33344756_29294.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note:                 template<class> struct std::rank
     struct rank
            ^
0_0_33344756_29294.cpp: In function 'void Union(int, int)':
0_0_33344756_29294.cpp:30:9: error: reference to 'rank' is ambiguous
         rank[fy]+=rank[fx];
         ^
0_0_33344756_29294.cpp:7:5: note: candidates are: int rank [1000002]
 int rank[MAX];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_tree.h:61,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/set:60,
                 from 0_0_33344756_29294.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note:                 template<class> struct std::rank
     struct rank
            ^
0_0_33344756_29294.cpp:30:19: error: reference to 'rank' is ambiguous
         rank[fy]+=rank[fx];
                   ^
0_0_33344756_29294.cpp:7:5: note: candidates are: int rank [1000002]
 int rank[MAX];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_tree.h:61,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/set:60,
                 from 0_0_33344756_29294.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note:                 template<class> struct std::rank
     struct rank
            ^
0_0_33344756_29294.cpp: In function 'int main()':
0_0_33344756_29294.cpp:74:12: error: reference to 'rank' is ambiguous
         if(rank[temp]==s.size()&& num==count)
            ^
0_0_33344756_29294.cpp:7:5: note: candidates are: int rank [1000002]
 int rank[MAX];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/move.h:57:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_pair.h:59,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:64,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_tree.h:61,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/set:60,
                 from 0_0_33344756_29294.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/type_traits:1340:12: note:                 template<class> struct std::rank
     struct rank
            ^


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