Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin>>N;
  unsigned long long A,B;
  cin>>A>>B;
  for(int i=1;i<N;i++){
    //cout<<A<<","<<B<<endl;

  unsigned  long long t,s;
    cin>>t>>s;
    long long c=max((A+t-1)/t,(B+s-1)/s);
    A=t*max(c,1);
    B=s*max(c,1);
  }
  cout<<(unsigned long long)(A+B)<<endl;
  //cout<<(unsigned long long)1000000000000000000<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:12: error: no matching function for call to 'max(long long int&, int)'
   14 |     A=t*max(c,1);
      |         ~~~^~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/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++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:14:12: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   14 |     A=t*max(c,1);
      |         ~~~^~~~~
/usr/include/c++/14/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++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:14:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   14 |     A=t*max(c,1);
      |         ~~~^~~~~
a.cc:15:12: error: no matching function for call to 'max(long long int&, int)'
   15 |     B=s*max(c,1);
      |         ~~~^~~~~
/usr/include/c++/14/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++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:15:12: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   15 |     B=s*max(c,1);
      |         ~~~^~~~~
/usr/include/c++/14/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++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:15:12: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   15 |     B=s*max(c,1);
      |         ~~~^~~~~