Submission #1212488

#	Time	Username	Problem	Language	Result	Execution time	Memory
1212488		VMaksimoski008	Stove (JOI18_stove)	C++17	100 / 100	32 ms	1220 KiB

stove

#include <bits/stdc++.h>
using namespace std;

signed main() {
    int n, k; cin >> n >> k;

    vector<int> a(n+1);
    for(int i=1; i<=n; i++) cin >> a[i];

    priority_queue<int> pq;
    int ans = a[n] - a[1] + 1;
    for(int i=2; i<=n; i++) pq.push(a[i] - a[i-1] - 1);
    for(int i=0; i<k-1; i++) ans -= pq.top(), pq.pop();

    cout << ans << '\n';
}

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50