Language: C++

#include<iostream>
#include<vector>
#include<string>
#include<algorithm>
#include<utility>
#include<cmath>
#include<climits>
#include<queue>
#include<stack>
#include<numeric>
#include<set>
#include<iomanip>
#include<map>
#include<type_traits>
#include<tuple>
#include<deque>
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
#define rep(i,N) for(ll (i)=0;(i)<(N);(i)++)
const int mod = 1000000007;


int main(){
  ll n, m;
  cin >> n >> m;
  vector<pair<pair<ll, ll>, ll> > p(m);
  rep(i, m) {
    cin >> p[i].first.first >> p[i].first.second;
    p[i].second = i;
  }
  vector<pair<ll, string>> ans(m);
  sort(p.begin(), p.end());
  ll cur = p[0].first.first;
  ll count = 1;
  rep(i, m){
    ll pref = p[i].first.first;
    ll year = p[i].first.second;
    if(cur != pref){
      count = 1;
      cur = pref;
    }
    string id = string(max(5 - pref / 10, 0), '0') + to_string(pref);
    id += string(max(5 - pref / 10, 0), '0') + to_string(count);
    ans[i] = make_pair(p[i].second, id);
    count++;
  }
  sort(ans.begin(), ans.end());
  rep(i, m){
    cout << ans[i].second << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:43:27: error: no matching function for call to 'max(ll, int)'
   43 |     string id = string(max(5 - pref / 10, 0), '0') + to_string(pref);
      |                        ~~~^~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 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:43:27: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   43 |     string id = string(max(5 - pref / 10, 0), '0') + to_string(pref);
      |                        ~~~^~~~~~~~~~~~~~~~~~
/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,
                 from a.cc:4:
/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:43:27: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   43 |     string id = string(max(5 - pref / 10, 0), '0') + to_string(pref);
      |                        ~~~^~~~~~~~~~~~~~~~~~
a.cc:44:21: error: no matching function for call to 'max(ll, int)'
   44 |     id += string(max(5 - pref / 10, 0), '0') + to_string(count);
      |                  ~~~^~~~~~~~~~~~~~~~~~
/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:44:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   44 |     id += string(max(5 - pref / 10, 0), '0') + to_string(count);
      |                  ~~~^~~~~~~~~~~~~~~~~~
/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:44:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   44 |     id += string(max(5 - pref / 10, 0), '0') + to_string(count);
      |                  ~~~^~~~~~~~~~~~~~~~~~