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View Compilation Error

0_0_26289102_28202.cpp: In member function 'void tree::modify(int, int, int, int, int, int)':
0_0_26289102_28202.cpp:52:15: error: reference to 'hash' is ambiguous
     sum[root]=hash[R+1]-hash[L];
               ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:52:25: error: reference to 'hash' is ambiguous
     sum[root]=hash[R+1]-hash[L];
                         ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp: In function 'int main()':
0_0_26289102_28202.cpp:81:4: error: reference to 'hash' is ambiguous
    hash[i*2-1]=rect[i*2-1].l;
    ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:82:4: error: reference to 'hash' is ambiguous
    hash[i*2]=rect[i*2].r;
    ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:86:8: error: reference to 'hash' is ambiguous
   sort(hash+1,hash+1+n*2);
        ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:86:15: error: reference to 'hash' is ambiguous
   sort(hash+1,hash+1+n*2);
               ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:89:30: error: reference to 'hash' is ambiguous
    rect[i*2-1].l=lower_bound(hash+1,hash+1+n*2,rect[i*2-1].l)-hash;
                              ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:89:37: error: reference to 'hash' is ambiguous
    rect[i*2-1].l=lower_bound(hash+1,hash+1+n*2,rect[i*2-1].l)-hash;
                                     ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:89:63: error: reference to 'hash' is ambiguous
    rect[i*2-1].l=lower_bound(hash+1,hash+1+n*2,rect[i*2-1].l)-hash;
                                                               ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:90:28: error: reference to 'hash' is ambiguous
    rect[i*2].r=lower_bound(hash+1,hash+1+n*2,rect[i*2].r)-hash;
                            ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/random:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:66,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62,
                 from 0_0_26289102_28202.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_26289102_28202.cpp:90:35: error: reference to 'hash' is ambiguous
    rect[i*2].r=lower_bound(hash+1,hash+1+n*2,rect[i*2].r)-hash;
                                   ^
0_0_26289102_28202.cpp:12:5: note: candidates are: int hash [10010]
 int hash[MAXN];
     ^
In file included from D:/HDOJ/Co


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