Language: C++

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
bool cmp(long long int a,long long int b){
    return a>b;
}
int main(){
    long long int x,y,z,k,t;
    cin>>x>>y>>z>>k;
    vector <long long int> a,b,c,d,e;
    for(long long int i=0;i<x;i++){
        cin>>t;
        a.push_back(t);
    }
    for(long long int i=0;i<y;i++){
        cin>>t;
        b.push_back(t);
    }
    for(long long int i=0;i<z;i++){
        cin>>t;
        c.push_back(t);
    }
    sort(a.begin(),a.end(),cmp);
    sort(b.begin(),b.end(),cmp);
    sort(c.begin(),c.end(),cmp);
    for(long long int i=0;i<min(k,x);i++){
        for(long long int j=0;j<min(k,y);j++){
            d.push_back(a[i]+b[j]);
        }
    }
    sort(d.begin(),d.end(),cmp);
    for(long long int i=0;i<min(d.size(),k);i++){
        for(long long int j=0;j<min(k,z);j++){
            e.push_back(d[i]+c[j]);
        }
    }
    sort(e.begin(),e.end(),cmp);
    for(long long int i=0;i<k;i++) cout<<e[i]<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:32: error: no matching function for call to 'min(std::vector<long long int>::size_type, long long int&)'
   33 |     for(long long int i=0;i<min(d.size(),k);i++){
      |                             ~~~^~~~~~~~~~~~
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:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:33:32: note:   deduced conflicting types for parameter 'const _Tp' ('long unsigned int' and 'long long int')
   33 |     for(long long int i=0;i<min(d.size(),k);i++){
      |                             ~~~^~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61,
                 from a.cc:3:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:33:32: note:   mismatched types 'std::initializer_list<_Tp>' and 'long unsigned int'
   33 |     for(long long int i=0;i<min(d.size(),k);i++){
      |                             ~~~^~~~~~~~~~~~