제출 #1036924

#제출 시각아이디문제언어결과실행 시간메모리
1036924inkvizytorStove (JOI18_stove)C++17
100 / 100
19 ms2384 KiB
#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, k;
    cin >> n >> k;
    vector<int> a (n, 0);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    int score = n;
    sort(a.begin(), a.end());
    vector<int> v;
    for (int i = 0; i < n-1; i++) {
        v.push_back(a[i+1]-a[i]-1);
    }
    sort(v.begin(), v.end());
    for (int i = 0; i < n-k; i++) {
        score += v[i];
    }
    cout << score << '\n';
}
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