Submission #936696

#	Time	Username	Problem	Language	Result	Execution time	Memory
936696		4QT0R	Stove (JOI18_stove)	C++17	100 / 100	19 ms	2404 KiB

stove

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

priority_queue<int> pq;
int wej[100003];

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int n,k,st;
	cin >> n >> k;
	for (int i = 1; i<=n; i++){
		cin >> wej[i];
	}
	st=wej[n]-wej[1]+1;
	for (int i = 2; i<=n; i++){
		pq.push(wej[i]-wej[i-1]-1);
	}
	for (int i = 1; (i<=k-1) && pq.size(); i++){
		st-=pq.top();
		pq.pop();
	}
	cout << st << endl;
}

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