answer.code: In function ‘void dfs3(int, int, long long int)’:
answer.code:100:17: error: no matching function for call to ‘min(long long int&, int)’
  100 |     else ans=min(ans,0);
      |              ~~~^~~~~~~
In file included from /usr/include/c++/13/string:51,
                 from /usr/include/c++/13/bits/locale_classes.h:40,
                 from /usr/include/c++/13/bits/ios_base.h:41,
                 from /usr/include/c++/13/ios:44,
                 from /usr/include/c++/13/ostream:40,
                 from /usr/include/c++/13/iostream:41,
                 from answer.code:1:
/usr/include/c++/13/bits/stl_algobase.h:233:5: note: candidate: ‘template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)’
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
answer.code:100:17: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’)
  100 |     else ans=min(ans,0);
      |              ~~~^~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:281:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)’
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:281:5: note:   template argument deduction/substitution failed:
answer.code:100:17: note:   deduced conflicting types for parameter ‘const _Tp’ (‘long long int’ and ‘int’)
  100 |     else ans=min(ans,0);
      |              ~~~^~~~~~~
In file included from /usr/include/c++/13/algorithm:61,
                 from answer.code:2:
/usr/include/c++/13/bits/stl_algo.h:5775:5: note: candidate: ‘template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)’
 5775 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5775:5: note:   template argument deduction/substitution failed:
answer.code:100:17: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’
  100 |     else ans=min(ans,0);
      |              ~~~^~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5785:5: note: candidate: ‘template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)’
 5785 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5785:5: note:   template argument deduction/substitution failed:
answer.code:100:17: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘long long int’
  100 |     else ans=min(ans,0);
      |              ~~~^~~~~~~
answer.code: In function ‘int main()’:
answer.code:112:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  112 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
answer.code:115:20: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  115 |         int x;scanf("%d",&x);
      |               ~~~~~^~~~~~~~~
answer.code:121:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  121 |         scanf("%d%d%d",&u,&v,&w);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~