제출 #950550

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
950550		VMaksimoski008	Feast (NOI19_feast)	C++14	4 / 100	91 ms	1620 KiB

feast

#include <bits/stdc++.h>

#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
//#define int long long

using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 1e5 + 5;
const double eps = 1e-9;

int32_t main() {
    int n, k, neg = 0;
    cin >> n >> k;

    vector<int> v(n+1);
    for(int i=1; i<=n; i++) cin >> v[i], neg += (v[i] < 0);

    if(neg == 0) {
        ll ans = 0;
        for(int &x : v) ans += x;
        cout << ans << '\n';
        return 0;
    }

    if(neg == 1) {
        ll ans = 0, el = 0;
        for(int &x : v) {
            ans += x;
            if(x < 0) el = x;
        }

        if(n == k) cout << ans << '\n';
        else cout << ans - el << '\n';
        return 0;
    }

    return 0;
}

• Subtask 1: 4 / 4
• Subtask 2: 0 / 8
• Subtask 3: 0 / 18
• Subtask 4: 0 / 10
• Subtask 5: 0 / 11
• Subtask 6: 0 / 20
• Subtask 7: 0 / 29