Language: C++

#include <bits/stdc++.h>
using namespace std;


void solve(long long N, long long M, long long K, std::vector<long long> A, std::vector<long long> B){
    int i = 0, j = 0;
    long long total = 0;
    long long ans = 0;

    A.push_back(max(K+1, 1e9+1));
    B.push_back(max(K+1, 1e9+1));
    while (i < N || j < M) {
        if (A[i] <= B[j]) {
            if (total + A[i] <= K) {
                ans++;
                total += A[i];
                i++;
            } else {
                break;
            }
        } else {
            if (total + B[j] <= K) {
                ans++;
                total += B[j];
                j++;
            } else {
                break;
            }
        }
    }

    cout << ans << endl;
}

// Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools  (tips: You use the default template now. You can remove this line by using your custom template)
int main(){
    long long N;
    scanf("%lld",&N);
    long long M;
    scanf("%lld",&M);
    long long K;
    scanf("%lld",&K);
    std::vector<long long> A(N);
    for(int i = 0 ; i < N ; i++){
        scanf("%lld",&A[i]);
    }
    std::vector<long long> B(M);
    for(int i = 0 ; i < M ; i++){
        scanf("%lld",&B[i]);
    }
    solve(N, M, K, std::move(A), std::move(B));
    return 0;
}


Compiler output:
a.cc: In function 'void solve(long long int, long long int, long long int, std::vector<long long int>, std::vector<long long int>)':
a.cc:10:20: error: no matching function for call to 'max(long long int, double)'
   10 |     A.push_back(max(K+1, 1e9+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:10:20: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'double')
   10 |     A.push_back(max(K+1, 1e9+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:10:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   10 |     A.push_back(max(K+1, 1e9+1));
      |                 ~~~^~~~~~~~~~~~
a.cc:11:20: error: no matching function for call to 'max(long long int, double)'
   11 |     B.push_back(max(K+1, 1e9+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:11:20: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'double')
   11 |     B.push_back(max(K+1, 1e9+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:11:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   11 |     B.push_back(max(K+1, 1e9+1));
      |                 ~~~^~~~~~~~~~~~