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View Compilation Error

0_0_29620869_4035.cpp: In function 'void Fill(int&, Edge*&)':
0_0_29620869_4035.cpp:59:5: error: 'cout' was not declared in this scope
     cout << v << ' ' << w[v] << endl;
     ^
0_0_29620869_4035.cpp:59:5: note: suggested alternative:
In file included from 0_0_29620869_4035.cpp:4:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
0_0_29620869_4035.cpp:59:33: error: 'endl' was not declared in this scope
     cout << v << ' ' << w[v] << endl;
                                 ^
0_0_29620869_4035.cpp:59:33: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_29620869_4035.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^
0_0_29620869_4035.cpp: In function 'void Flow(int, int, Edge*)':
0_0_29620869_4035.cpp:68:5: error: 'cout' was not declared in this scope
     cout << u << ' ' << v << ' ' << f << endl;
     ^
0_0_29620869_4035.cpp:68:5: note: suggested alternative:
In file included from 0_0_29620869_4035.cpp:4:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^
0_0_29620869_4035.cpp:68:42: error: 'endl' was not declared in this scope
     cout << u << ' ' << v << ' ' << f << endl;
                                          ^
0_0_29620869_4035.cpp:68:42: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
                 from 0_0_29620869_4035.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:564:5: note:   'std::endl'
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^


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