traffic.cpp: In function 'void dfs(long long int, long long int)':
traffic.cpp:42:9: error: 'maxChild' was not declared in this scope
maxChild = max(maxChild, sz[x]);
^~~~~~~~
traffic.cpp:44:24: error: 'maxChild' was not declared in this scope
ans = min(ans, max(maxChild, sum - sz[now]));
^~~~~~~~
traffic.cpp: In function 'long long int LocateCentre(long long int, long long int*, long long int*, long long int*)':
traffic.cpp:50:38: error: no matching function for call to 'std::vector<long long int>::push_back(std::vector<long long int>&)'
adj[S[i]].push_back(adj[D[i]]);
^
In file included from /usr/include/c++/7/vector:64:0,
from /usr/include/c++/7/functional:61,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
from traffic.cpp:9:
/usr/include/c++/7/bits/stl_vector.h:939:7: note: candidate: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = long long int; _Alloc = std::allocator<long long int>; std::vector<_Tp, _Alloc>::value_type = long long int]
push_back(const value_type& __x)
^~~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:939:7: note: no known conversion for argument 1 from 'std::vector<long long int>' to 'const value_type& {aka const long long int&}'
/usr/include/c++/7/bits/stl_vector.h:953:7: note: candidate: void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>; std::vector<_Tp, _Alloc>::value_type = long long int]
push_back(value_type&& __x)
^~~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:953:7: note: no known conversion for argument 1 from 'std::vector<long long int>' to 'std::vector<long long int>::value_type&& {aka long long int&&}'
traffic.cpp:51:38: error: no matching function for call to 'std::vector<long long int>::push_back(std::vector<long long int>&)'
adj[D[i]].push_back(adj[S[i]]);
^
In file included from /usr/include/c++/7/vector:64:0,
from /usr/include/c++/7/functional:61,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
from traffic.cpp:9:
/usr/include/c++/7/bits/stl_vector.h:939:7: note: candidate: void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = long long int; _Alloc = std::allocator<long long int>; std::vector<_Tp, _Alloc>::value_type = long long int]
push_back(const value_type& __x)
^~~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:939:7: note: no known conversion for argument 1 from 'std::vector<long long int>' to 'const value_type& {aka const long long int&}'
/usr/include/c++/7/bits/stl_vector.h:953:7: note: candidate: void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>; std::vector<_Tp, _Alloc>::value_type = long long int]
push_back(value_type&& __x)
^~~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:953:7: note: no known conversion for argument 1 from 'std::vector<long long int>' to 'std::vector<long long int>::value_type&& {aka long long int&&}'