0_0_38106997_12543.cpp: In function 'void solve()':
0_0_38106997_12543.cpp:43:65: error: wrong number of template arguments (0, should be 1)
priority_queue<array<int, 2>, vector<array<int, 2>>, greater<>> que;
^
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++/istream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/sstream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/complex:45,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ccomplex:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
from 0_0_38106997_12543.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_38106997_12543.cpp:43:66: error: template argument 3 is invalid
priority_queue<array<int, 2>, vector<array<int, 2>>, greater<>> que;
^
0_0_38106997_12543.cpp:43:72: error: invalid type in declaration before ';' token
priority_queue<array<int, 2>, vector<array<int, 2>>, greater<>> que;
^
0_0_38106997_12543.cpp:44:45: error: request for member 'push' in 'que', which is of non-class type 'int'
for(int i = 1; i < r.size(); i += 2)que.push({ i + 1 - r[i], i });
^
0_0_38106997_12543.cpp:49:20: error: request for member 'empty' in 'que', which is of non-class type 'int'
while(!que.empty() && que.top()[0] <= i){
^
0_0_38106997_12543.cpp:49:35: error: request for member 'top' in 'que', which is of non-class type 'int'
while(!que.empty() && que.top()[0] <= i){
^
0_0_38106997_12543.cpp:51:37: error: request for member 'top' in 'que', which is of non-class type 'int'
fenwick_tree.update(que.top()[1] + 1, 1);
^
0_0_38106997_12543.cpp:52:17: error: request for member 'pop' in 'que', which is of non-class type 'int'
que.pop();
^
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