foo.cc: In function 'int main()':
foo.cc:28:33: error: no matching function for call to 'max(int, long double)'
   28 |  for (long double i=max(0,l-1e-5);i<=r+1e-5;i+=1e-11){
      |                                 ^
In file included from /usr/include/c++/9/bits/char_traits.h:39,
                 from /usr/include/c++/9/ios:40,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from foo.cc:1:
/usr/include/c++/9/bits/stl_algobase.h:222:5: note: candidate: 'template<class _Tp> const _Tp& std::max(const _Tp&, const _Tp&)'
  222 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:222:5: note:   template argument deduction/substitution failed:
foo.cc:28:33: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long double')
   28 |  for (long double i=max(0,l-1e-5);i<=r+1e-5;i+=1e-11){
      |                                 ^
In file included from /usr/include/c++/9/bits/char_traits.h:39,
                 from /usr/include/c++/9/ios:40,
                 from /usr/include/c++/9/istream:38,
                 from /usr/include/c++/9/sstream:38,
                 from /usr/include/c++/9/complex:45,
                 from /usr/include/c++/9/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
                 from foo.cc:1:
/usr/include/c++/9/bits/stl_algobase.h:268:5: note: candidate: 'template<class _Tp, class _Compare> const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  268 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:268:5: note:   template argument deduction/substitution failed:
foo.cc:28:33: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long double')
   28 |  for (long double i=max(0,l-1e-5);i<=r+1e-5;i+=1e-11){
      |                                 ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from foo.cc:1:
/usr/include/c++/9/bits/stl_algo.h:3462:5: note: candidate: 'template<class _Tp> _Tp std::max(std::initializer_list<_Tp>)'
 3462 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3462:5: note:   template argument deduction/substitution failed:
foo.cc:28:33: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   28 |  for (long double i=max(0,l-1e-5);i<=r+1e-5;i+=1e-11){
      |                                 ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from foo.cc:1:
/usr/include/c++/9/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp, class _Compare> _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3468 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
foo.cc:28:33: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   28 |  for (long double i=max(0,l-1e-5);i<=r+1e-5;i+=1e-11){
      |                                 ^

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