Submission #466057

#	Time	Username	Problem	Language	Result	Execution time	Memory
466057		fuad27	Stove (JOI18_stove)	C++17	20 / 100	2 ms	332 KiB

stove

#include<bits/stdc++.h>
using namespace std;
#define int long long
int32_t main () {
	int n, k;
	cin >> n >> k;
	int t[n+1], d[n];
	t[0] = 0;
	for(int i = 1;i<=n;i++) {
		cin >> t[i];
		d[i-1] = t[i] - t[i-1] - 1;
	}
	int Max = t[n]+1, Min = t[1];
	int ans = Max - Min;
	sort(d, d+n);
	reverse(d, d+n);
	for(int i = 0;i<min(n, k-1);i++)ans-=d[i];
	cout<<ans<<endl;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50