运行 ID: 36167

Main.cc: In function ‘int cal(int)’:
Main.cc:17:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
Main.cc: In function ‘int main()’:
Main.cc:36:24: error: no matching function for call to ‘max(int, long long int)’
     cout< const _Tp& std::max(const _Tp&, const _Tp&)
     max(const _Tp& __a, const _Tp& __b)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note:   template argument deduction/substitution failed:
Main.cc:36:24: note:   deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’)
     cout< const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note:   template argument deduction/substitution failed:
Main.cc:36:24: note:   deduced conflicting types for parameter ‘const _Tp’ (‘int’ and ‘long long int’)
     cout< _Tp std::max(std::initializer_list<_Tp>)
     max(initializer_list<_Tp> __l)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note:   template argument deduction/substitution failed:
Main.cc:36:24: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘int’
     cout< _Tp std::max(std::initializer_list<_Tp>, _Compare)
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
Main.cc:36:24: note:   mismatched types ‘std::initializer_list<_Tp>’ and ‘int’
     cout<