Submission #298737

#	Time	Username	Problem	Language	Result	Execution time	Memory
298737		AmineTrabelsi	Stove (JOI18_stove)	C++14	100 / 100	95 ms	1928 KiB

stove

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pb push_back 
#define mp make_pair
#define sz(x) ((int)x.size())
const ll maxint=2e18;
const ll minint =-2e18;
/*******\
(͡ ° ͜ʖ ͡ °): Hi, relax.
\*     */

int main(){
	int n,k,f;
	cin>>n>>k>>f;
	vector<int> v;
	for(int i=1;i<n;i++){
		int x;
		cin>>x;
		v.push_back(x-f-1);
		f=x;
	}
	sort(v.begin(),v.end());
	int res = n;
	for(int i=0;i<n-k;i++){
		res += v[i];
	}
	cout<<res<<'\n';
	return 0;
}

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