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View Compilation Error

0_0_36316389_14633.cpp: In function 'int main(int, const char**)':
0_0_36316389_14633.cpp:13:48: error: wrong number of template arguments (0, should be 1)
         priority_queue<int,vector<int>,greater<> > list;
                                                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:48:0,
                 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_36316389_14633.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_function.h:358:12: error: provided for 'template<class _Tp> struct std::greater'
     struct greater : public binary_function<_Tp, _Tp, bool>
            ^
0_0_36316389_14633.cpp:13:50: error: template argument 3 is invalid
         priority_queue<int,vector<int>,greater<> > list;
                                                  ^
0_0_36316389_14633.cpp:13:56: error: invalid type in declaration before ';' token
         priority_queue<int,vector<int>,greater<> > list;
                                                        ^
0_0_36316389_14633.cpp:20:25: error: request for member 'size' in 'list', which is of non-class type 'int'
                 if(list.size()<who) list.push(temp);
                         ^
0_0_36316389_14633.cpp:20:42: error: request for member 'push' in 'list', which is of non-class type 'int'
                 if(list.size()<who) list.push(temp);
                                          ^
0_0_36316389_14633.cpp:21:30: error: request for member 'top' in 'list', which is of non-class type 'int'
                 else if(list.top()<temp)
                              ^
0_0_36316389_14633.cpp:23:26: error: request for member 'pop' in 'list', which is of non-class type 'int'
                     list.pop();
                          ^
0_0_36316389_14633.cpp:24:26: error: request for member 'push' in 'list', which is of non-class type 'int'
                     list.push(temp);
                          ^
0_0_36316389_14633.cpp:29:28: error: request for member 'top' in 'list', which is of non-class type 'int'
                 cout<<list.top()<<endl;
                            ^


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