Main.cpp: In function 'int32_t main()':
Main.cpp:18:14: error: no matching function for call to 'max(int, long long int)'
18 | cout<<max(0,(n-2)*a);
| ~~~^~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
from Main.cpp:2:
/usr/include/c++/13/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
257 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/usr/include/c++/13/bits/stl_algobase.h:257:5: note: template argument deduction/substitution failed:
Main.cpp:18:14: note: deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
18 | cout<<max(0,(n-2)*a);
| ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
303 | max(const _Tp& __a, const _Tp& __b, _Compare __comp)
| ^~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note: template argument deduction/substitution failed:
Main.cpp:18:14: note: deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
18 | cout<<max(0,(n-2)*a);
| ~~~^~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61:
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
5795 | max(initializer_list<_Tp> __l)
| ^~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: template argument deduction/substitution failed:
Main.cpp:18:14: note: mismatched types 'std::initializer_list<_Tp>' and 'int'
18 | cout<<max(0,(n-2)*a);
| ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
5805 | max(initializer_list<_Tp> __l, _Compare __comp)
| ^~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: template argument deduction/substitution failed:
Main.cpp:18:14: note: mismatched types 'std::initializer_list<_Tp>' and 'int'
18 | cout<<max(0,(n-2)*a);
| ~~~^~~~~~~~~~~
Main.cpp:16:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
16 | freopen("input.txt","r",stdin);freopen("output.txt","w",stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:16:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
16 | freopen("input.txt","r",stdin);freopen("output.txt","w",stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~