Submission #28262

#	Time	Username	Problem	Language	Result	Execution time	Memory
28262		볼빨간 승관이 (#68)	Wine Tasting (FXCUP2_wine)	C++11	1 / 1	79 ms	8364 KiB

wine

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
#include <cstring>
#include <set>
#include <unordered_map>
#include <list>
#include <unordered_set>
#include <map>
#include <queue>
#include <stack>
#include <cmath>
#define INFI 987654321
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pi;
typedef pair<ll, ll> pll;
int N, K;
vector<ll> data;
int main() {
    ios_base::sync_with_stdio(false);
    cin >> N >> K;
    for(int i = 0; i < N; ++i) {
        ll here;
        cin >> here;
        data.push_back(here);
    }
    sort(data.begin(), data.end());
    ll ans = 0;
    int cur = 0;
    while(K > 1) {
        K -= 2;
        if(K == 0)
            ans += data.back();
        else
            ans += data.back() - data[cur++];
        data.pop_back();
    }
    if(K) {
        ans += data.back();
    }
    cout << ans;
    return 0;
}

• Subtask 1: 1 / 1