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View Compilation Error

0_0_20243498_25276.cpp: In function 'int main()':
0_0_20243498_25276.cpp:99:5: error: reference to 'hash' is ambiguous
     hash[i][j] = ++cnt;
     ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:44: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                            ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:68: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                                                    ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:81: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                                                                 ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:105: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                                                                                         ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:118: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                                                                                                      ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
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_20243498_25276.cpp:122:142: error: reference to 'hash' is ambiguous
       if( i + j & 1 ) res++ , addedge( s , hash[i][j] , 1 ) , add( hash[i][j] , hash[i + 1][j] ) , add( hash[i][j] , hash[i - 1][j] ) , add( hash[i][j] , hash[i][j + 1] ) , add( hash[i][j] , hash[i][j - 1] );
                                                                                                                                              ^
0_0_20243498_25276.cpp:12:47: note: candidates are: int hash [12][12]
 int T , n , m , use[12] , f[12] , g[12][12] , hash[12][12];
                                               ^
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++/bits/locale_classes.h:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_20243498_25276.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
          


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