Submission #817962

#	Time	Username	Problem	Language	Result	Execution time	Memory
817962		Liudas	Hiring (IOI09_hiring)	C++17	Compilation error	0 ms	0 KiB

hiring

#include <bits/stdc++.h>
using namespace std;
struct node{
    long long Q;
    long long P;
    int id;
};
int main()
{
    long long N, W;
    long long H = 0;
    cin >> N >> W;
    vector<node> arr(N);
    vector<int> ans;
    for(int i = 0; i < N; i ++){
        cin >> arr[i].P >> arr[i].Q;
        arr[i].id = i + 1;
    }
    for(int i = 0; i < N; i ++){
        node start = arr[i];
        brr = arr;
        int price = 0;
        int c = 0;
        sort(arr.begin(), arr.end(), [&](node a, node b){return a.Q * start.P < b.Q * start.P;});
        vector<int> brr;
        for(node j : brr){
            if(start.P * j.Q >= j.P * start.Q && (price + j.Q) * start.P <= W * start.Q){
                c ++;
                price += j.Q;
                brr.push_back(j.id);
            }
        }
        if(H < cm){
            ans = brr;
        }
        H = max(c, H);
    }
    cout << cm << endl;
    for(int i : ans){
        cout << i << endl;
    }
    return 0;
}

Compilation message (stderr)

hiring.cpp: In function 'int main()':
hiring.cpp:21:9: error: 'brr' was not declared in this scope; did you mean 'arr'?
   21 |         brr = arr;
      |         ^~~
      |         arr
hiring.cpp:33:16: error: 'cm' was not declared in this scope; did you mean 'c'?
   33 |         if(H < cm){
      |                ^~
      |                c
hiring.cpp:36:21: error: no matching function for call to 'max(int&, long long int&)'
   36 |         H = max(c, H);
      |                     ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from hiring.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
hiring.cpp:36:21: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   36 |         H = max(c, H);
      |                     ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from hiring.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
hiring.cpp:36:21: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   36 |         H = max(c, H);
      |                     ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from hiring.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3480 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3480:5: note:   template argument deduction/substitution failed:
hiring.cpp:36:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   36 |         H = max(c, H);
      |                     ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from hiring.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3486:5: note:   template argument deduction/substitution failed:
hiring.cpp:36:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   36 |         H = max(c, H);
      |                     ^
hiring.cpp:38:13: error: 'cm' was not declared in this scope; did you mean 'tm'?
   38 |     cout << cm << endl;
      |             ^~
      |             tm