0_0_38268949_12927.cpp: In function 'int main()':
0_0_38268949_12927.cpp:39:10: error: expected unqualified-id before '[' token
auto [u,d]=q.front();q.pop();
^
0_0_38268949_12927.cpp:40:12: error: 'u' was not declared in this scope
if(vis[u]) continue;
^
0_0_38268949_12927.cpp:41:9: error: 'u' was not declared in this scope
vis[u]=1,dis[u]=max(dis[u],d);
^
0_0_38268949_12927.cpp:41:32: error: 'd' was not declared in this scope
vis[u]=1,dis[u]=max(dis[u],d);
^
0_0_38268949_12927.cpp:43:32: error: no matching function for call to 'std::queue<std::pair<int, int> >::push(<brace-enclosed initializer list>)'
if(!vis[v]) q.push({v,d+1});
^
0_0_38268949_12927.cpp:43:32: 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_38268949_12927.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 = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; std::queue<_Tp, _Sequence>::value_type = std::pair<int, int>]
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 std::pair<int, int>&}'
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 = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; std::queue<_Tp, _Sequence>::value_type = std::pair<int, int>]
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<std::pair<int, int> >::value_type&& {aka std::pair<int, int>&&}'
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