제출 #1228014

#제출 시각아이디문제언어결과실행 시간메모리
1228014dianaStove (JOI18_stove)C++20
100 / 100
15 ms1476 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int n, k; cin >> n >> k; int a[n]; for(int i=0; i<n; i++) cin >> a[i]; int sum = a[n-1] - a[0] + 1; priority_queue<int> pq; for(int i=1; i<n; i++) pq.push(a[i] - a[i-1] - 1); while((--k) && !pq.empty()) { sum -= pq.top(); pq.pop(); } cout << sum << '\n'; return 0; }
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