0_0_36663627_26816.cpp: In function 'int dis(std::vector<std::vector<int> >&, int, int)':
0_0_36663627_26816.cpp:14:44: error: wrong number of template arguments (0, should be 1)
priority_queue<pii,vector<pii>,greater<> >q;
^
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_36663627_26816.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_36663627_26816.cpp:14:46: error: template argument 3 is invalid
priority_queue<pii,vector<pii>,greater<> >q;
^
0_0_36663627_26816.cpp:14:48: error: invalid type in declaration before ';' token
priority_queue<pii,vector<pii>,greater<> >q;
^
0_0_36663627_26816.cpp:17:7: error: request for member 'push' in 'q', which is of non-class type 'int'
q.push({0,start});
^
0_0_36663627_26816.cpp:18:14: error: request for member 'empty' in 'q', which is of non-class type 'int'
while(!q.empty()){
^
0_0_36663627_26816.cpp:19:18: error: request for member 'top' in 'q', which is of non-class type 'int'
auto p=q.top();q.pop();
^
0_0_36663627_26816.cpp:19:26: error: request for member 'pop' in 'q', which is of non-class type 'int'
auto p=q.top();q.pop();
^
0_0_36663627_26816.cpp:21:17: error: 'from' was not declared in this scope
if(dist[from]<x){
^
0_0_36663627_26816.cpp:24:26: error: 'from' was not declared in this scope
for(int i=0;i<mp[from].size();i++){
^
0_0_36663627_26816.cpp:28:23: error: request for member 'push' in 'q', which is of non-class type 'int'
q.push({dist[from]+1,i});
^
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