Submission #114156

#	Time	Username	Problem	Language	Result	Execution time	Memory
114156		Tadiorn	Stove (JOI18_stove)	C++14	100 / 100	59 ms	1960 KiB

stove

#include <bits/stdc++.h>

using namespace std;

priority_queue<int, vector<int>, greater<int> > pq;

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

    int prev;
    cin >> prev;
    for(int i = 0; i < n - 1; i++)
    {
        int t;
        cin >> t;
        pq.push(t - prev);
        prev = t;
    }

    int rez = n;
    for(int i = 0; i < n - k; i++)
    {
        rez += pq.top() - 1; pq.pop();
    }

    cout << rez << endl;
    return 0;
}

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