Submission #207079

#	Time	Username	Problem	Language	Result	Execution time	Memory
207079		origami100	Stove (JOI18_stove)	C++11	100 / 100	85 ms	2488 KiB

stove

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n, k;
	cin >> n >> k;
	int mi = n;
	vector <int> entr;
	for(int i = 0; i < n; i++){
		int a;
		cin >> a;
		entr.push_back(a);
	}
	sort(entr.begin(), entr.end());
	vector <int> diff;
	for(int i = 0; i < n - 1; i++){
		diff.push_back(entr[i + 1] - entr[i] - 1);
	}
	sort(diff.begin(), diff.end());
	for(int i = 0; i < n - k; i++){
		mi += diff[i];
	}
	cout << mi;
}

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