Submission #1357305

#	Time	Username	Problem	Language	Result	Execution time	Memory
1357305		filipksel	Stove (JOI18_stove)	C++20	100 / 100	14 ms	1472 KiB

stove

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

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	int n,k;
	cin >> n >> k;
	vector<int> v(n);

	for(int i = 0; i < n; i++)
		cin >> v[i];

	int ans = v[n-1] - v[0] + 1;	
	priority_queue<int> Q;
	
	for(int i = 1; i < n; i++)
		Q.push(v[i] - 1 - v[i-1]);

	int Left = k - 1; //-1 because we alreadu used the first match
	
	while(Left--)
	{
		int x = Q.top();
		Q.pop();
		ans -= x;
	}
	cout << ans << "\n";
}

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