Language: C++

#include<bits/stdc++.h>
using namespace std;
#define f(i,a,b) for(i=a;i<b;i++)
#define rep(i,n) f(i,0,n)
#define fd(i,a,b) for(i=a;i>=b;i--)
#define pb push_back
#define mp make_pair
#define vi vector< int >
#define vl vector< ll >
#define ss second
#define ff first
#define ll long long
#define ull unsigned long long
#define pii pair< int,int >
#define pll pair< ll,ll >
#define sz(a) a.size()
#define inf (1000*1000*1000+5)
#define all(a) a.begin(),a.end()
#define tri pair<int,pii>
#define vii vector<pii>
#define vll vector<pll>
#define viii vector<tri>
#define pi acosl(-1)
#define sqr(x) ((x)*(x))
#define mod (1000*1000*1000+7)
#define pdd pair<double,double>
#define MEMS(x) memset(x,-1,sizeof(x))
#define MEM(x) memset(x,0,sizeof(x))
template <typename T>
string NumberToString(T pNumber)
{
     ostringstream oOStrStream;
     oOStrStream << pNumber;
     return oOStrStream.str();
}
ll StringToNumber(string s)
{
    stringstream geek(s);
    ll x=0;
    geek>>x;
    return x;
}
ll modPow(ll x,ll n,ll m)
{
    if(n==0)
    return 1%m;
    ll u = modPow(x,n/2,m);
    u=u*u%m;
    if(n%2==1)
    u=u*x%m;
    return u;
}
ll gcd(ll a,ll b)
{
    if(b==0)
    return a;
    return gcd(b,a%b);
}
ll seive[1000000];
void seiveForm()
{
    ll i,j;
    seive[0]=seive[1]=1;
    f(i,2,100000)
    {
        if(seive[i]==0)
            for(j=i*i;j<1000000;j+=i)
                seive[j]=1;
    }
}
bool isPerfectSquare(ll num)
{
    double n = sqrt(num);
    return n==(ll)n?true:false;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    ll i,j,l,temp=0,n,t1,t2,N;
    cin>>n;
    ll a[n],t[n];
    rep(i,n)
    cin>>a[i]>>t[i];
    t1=a[n-1];t2=t[n-1];
    rep(i,n)
    {
        N = max((t1+a[i]-1)/a[i]),(t2+t[i]-1/t[i]));
        t1 = N*a[i];
        t2 = N*t[i];
    }
    cout<<t1+t2<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:89:16: error: no matching function for call to 'max(long long int)'
   89 |         N = max((t1+a[i]-1)/a[i]),(t2+t[i]-1/t[i]));
      |             ~~~^~~~~~~~~~~~~~~~~~
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:   candidate expects 2 arguments, 1 provided
/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, 1 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:   template argument deduction/substitution failed:
a.cc:89:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   89 |         N = max((t1+a[i]-1)/a[i]),(t2+t[i]-1/t[i]));
      |             ~~~^~~~~~~~~~~~~~~~~~
/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:   candidate expects 2 arguments, 1 provided