Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a , s ;
	cin >> a >> s;
    cout << ceil(a/2s + 1);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:19: error: no match for 'operator/' (operand types are 'int' and 'std::chrono::seconds' {aka 'std::chrono::duration<long int>'})
    7 |     cout << ceil(a/2s + 1);
      |                  ~^~~
      |                  | |
      |                  | std::chrono::seconds {aka std::chrono::duration<long int>}
      |                  int
In file included from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127,
                 from a.cc:1:
/usr/include/c++/14/complex:430:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const complex<_Tp>&, const complex<_Tp>&)'
  430 |     operator/(const complex<_Tp>& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/14/complex:430:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::complex<_Tp>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/complex:439:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const complex<_Tp>&, const _Tp&)'
  439 |     operator/(const complex<_Tp>& __x, const _Tp& __y)
      |     ^~~~~~~~
/usr/include/c++/14/complex:439:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::complex<_Tp>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/complex:448:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator/(const _Tp&, const complex<_Tp>&)'
  448 |     operator/(const _Tp& __x, const complex<_Tp>& __y)
      |     ^~~~~~~~
/usr/include/c++/14/complex:448:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   'std::chrono::seconds' {aka 'std::chrono::duration<long int>'} is not derived from 'const std::complex<_Tp>'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
In file included from /usr/include/c++/14/valarray:605,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const _Expr<_Dom2, typename _Dom2::value_type>&)'
  408 |     _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)'
  408 |     _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const typename _Dom::value_type&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
  408 |     _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   'std::chrono::seconds' {aka 'std::chrono::duration<long int>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const _Expr<_Dom1, typename _Dom1::value_type>&, const valarray<typename _Dom::value_type>&)'
  408 |     _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/bits/valarray_after.h:408:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__divides, typename _Dom1::value_type>::result_type> std::operator/(const valarray<typename _Dom::value_type>&, const _Expr<_Dom1, typename _Dom1::value_type>&)'
  408 |     _DEFINE_EXPR_BINARY_OPERATOR(/, struct std::__divides)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/valarray_after.h:408:5: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   'std::chrono::seconds' {aka 'std::chrono::duration<long int>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const valarray<_Tp>&, const valarray<_Tp>&)'
 1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::valarray<_Tp>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const valarray<_Tp>&, const typename valarray<_Tp>::value_type&)'
 1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::valarray<_Tp>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/valarray:1199:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__divides, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__divides, _Tp>::result_type> std::operator/(const typename valarray<_Tp>::value_type&, const valarray<_Tp>&)'
 1199 | _DEFINE_BINARY_OPERATOR(/, __divides)
      | ^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/valarray:1199:1: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   'std::chrono::seconds' {aka 'std::chrono::duration<long int>'} is not derived from 'const std::valarray<_Tp>'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
In file included from /usr/include/c++/14/chrono:41,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:172:
/usr/include/c++/14/bits/chrono.h:756:7: note: candidate: 'template<class _Rep1, class _Period, class _Rep2> constexpr std::chrono::duration<std::chrono::__common_rep_t<_Rep1, typename std::enable_if<(! std::chrono::__is_duration<_Rep2>::value), _Rep2>::type>, _Period> std::chrono::operator/(const duration<_Rep1, _Period1>&, const _Rep2&)'
  756 |       operator/(const duration<_Rep1, _Period>& __d, const _Rep2& __s)
      |       ^~~~~~~~
/usr/include/c++/14/bits/chrono.h:756:7: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::chrono::duration<_Rep1, _Period1>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~
/usr/include/c++/14/bits/chrono.h:766:7: note: candidate: 'template<class _Rep1, class _Period1, class _Rep2, class _Period2> constexpr typename std::common_type<_Rep1, _Rep2>::type std::chrono::operator/(const duration<_Rep1, _Period1>&, const duration<_Rep2, _Period2>&)'
  766 |       operator/(const duration<_Rep1, _Period1>& __lhs,
      |       ^~~~~~~~
/usr/include/c++/14/bits/chrono.h:766:7: note:   template argument deduction/substitution failed:
a.cc:7:20: note:   mismatched types 'const std::chrono::duration<_Rep1, _Period1>' and 'int'
    7 |     cout << ceil(a/2s + 1);
      |                    ^~