제출 #1161905

#제출 시각아이디문제언어결과실행 시간메모리
1161905MinhKienStove (JOI18_stove)C++20
0 / 100
0 ms320 KiB
#include <algorithm> #include <iostream> using namespace std; const int N = 1e5 + 10; int n, k, a[N]; int main() { cin.tie(nullptr); cout.tie(nullptr); ios_base::sync_with_stdio(false); cin >> n >> k; for (int i = 1; i <= n; ++i) cin >> a[i]; sort(a + 1, a + n + 1); for (int i = 1; i < n; ++i) { a[i] = a[i + 1] - a[i] - 2; } int ans = n * 2; sort(a + 1, a + n); for (int i = 1; i <= n - k; ++i) { ans += a[i]; } cout << ans << "\n"; return 0; }
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