Submission #41205

#	Time	Username	Problem	Language	Result	Execution time	Memory
41205		MatheusLealV	Stove (JOI18_stove)	C++14	100 / 100	70 ms	2240 KiB

stove

#include <bits/stdc++.h>
#define N 100005
#define f first
#define s second
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;

int n, k, v[N];

vector<ll> vet;

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

	for(int i = 1; i <= n; i++) cin>>v[i];

	sort(v + 1, v + n + 1);

	for(int i = 1; i < n; i++) vet.push_back(v[i] - v[i + 1]);

	sort(vet.begin(), vet.end());

	ll ans = v[n] - v[1] + k;

	for(int i = 0; i < k - 1; i++) ans += vet[i];

	cout<<ans<<"\n";
}

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