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View Compilation Error

0_0_37713392_28047.cpp: In function 'void solve(int)':
0_0_37713392_28047.cpp:111:24: error: no matching function for call to 'std::queue<node>::push(<brace-enclosed initializer list>)'
     q.push({ st, 0, 0 });
                        ^
0_0_37713392_28047.cpp:111:24: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:64:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:85,
                 from 0_0_37713392_28047.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:215:7: note: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = node; _Sequence = std::deque<node, std::allocator<node> >; std::queue<_Tp, _Sequence>::value_type = node]
       push(const value_type& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:215:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type& {aka const node&}'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:220:7: note: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = node; _Sequence = std::deque<node, std::allocator<node> >; std::queue<_Tp, _Sequence>::value_type = node]
       push(value_type&& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:220:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::queue<node>::value_type&& {aka node&&}'
0_0_37713392_28047.cpp:129:43: error: no matching function for call to 'std::queue<node>::push(<brace-enclosed initializer list>)'
                 q.push({ v, tmp, w + num });
                                           ^
0_0_37713392_28047.cpp:129:43: note: candidates are:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:64:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/x86_64-w64-mingw32/bits/stdc++.h:85,
                 from 0_0_37713392_28047.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:215:7: note: void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = node; _Sequence = std::deque<node, std::allocator<node> >; std::queue<_Tp, _Sequence>::value_type = node]
       push(const value_type& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:215:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type& {aka const node&}'
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:220:7: note: void std::queue<_Tp, _Sequence>::push(std::queue<_Tp, _Sequence>::value_type&&) [with _Tp = node; _Sequence = std::deque<node, std::allocator<node> >; std::queue<_Tp, _Sequence>::value_type = node]
       push(value_type&& __x)
       ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_queue.h:220:7: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::queue<node>::value_type&& {aka node&&}'


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