제출 #596234

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
596234		hail	Pareto (COCI17_pareto)	C++17	80 / 80	45 ms	4160 KiB

pareto

#include <bits/stdc++.h>

using namespace std;

using ll=long long;




int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n; cin>>n;
    vector<ll> money_arr(n);

    cout<<setprecision(20);

    long long total_money{};

    for(int i=0; i<n; i++)
    {
        cin>>money_arr[i];
        total_money+=money_arr[i];
    }

    double perc_ppl;
    double perc_money;

    double ppl;
    double money;
    double max_d{};

    double money_sum{};

    sort(money_arr.rbegin(), money_arr.rend());

    for(int i=1; i<=n; i++)
    {
        money_sum+=money_arr[i-1];
        perc_ppl = (i/((double)n));
        perc_money = money_sum/((double)total_money);

        if(abs(perc_money-perc_ppl)>max_d)
        {
            max_d = abs(perc_money-perc_ppl);
            money = perc_money;
            ppl = perc_ppl;
        }
    }

    cout<<(ppl*100)<<"\n"<<(money*100);
    


}

컴파일 시 표준 에러 (stderr) 메시지

pareto.cpp: In function 'int main()':
pareto.cpp:53:38: warning: 'money' may be used uninitialized in this function [-Wmaybe-uninitialized]
   53 |     cout<<(ppl*100)<<"\n"<<(money*100);
      |                                      ^
pareto.cpp:53:19: warning: 'ppl' may be used uninitialized in this function [-Wmaybe-uninitialized]
   53 |     cout<<(ppl*100)<<"\n"<<(money*100);
      |                   ^

• Subtask 1: 80 / 80