0_0_37775572_29078.cpp:11:66: error: wrong number of template arguments (0, should be 1)
priority_queue<pair<int, int>, vector< pair<int, int> >, greater<> > pq;
^
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_37775572_29078.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_37775572_29078.cpp:11:68: error: template argument 3 is invalid
priority_queue<pair<int, int>, vector< pair<int, int> >, greater<> > pq;
^
0_0_37775572_29078.cpp:11:72: error: invalid type in declaration before ';' token
priority_queue<pair<int, int>, vector< pair<int, int> >, greater<> > pq;
^
0_0_37775572_29078.cpp: In function 'int main()':
0_0_37775572_29078.cpp:33:36: error: 'sort' was not declared in this scope
sort(l + 1, l + 1 + n, cmpl);//lÉýÐòÅÅÁÐ
^
0_0_37775572_29078.cpp:39:24: error: request for member 'push' in 'pq', which is of non-class type 'int'
pq.push(pair<int, int>(p[l[j]].second, l[j]));
^
0_0_37775572_29078.cpp:47:24: error: request for member 'empty' in 'pq', which is of non-class type 'int'
if (pq.empty()) {
^
0_0_37775572_29078.cpp:50:25: error: request for member 'top' in 'pq', which is of non-class type 'int'
view[pq.top().second] = true;
^
0_0_37775572_29078.cpp:51:20: error: request for member 'pop' in 'pq', which is of non-class type 'int'
pq.pop();
^
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