Submission #349683

#	Time	Username	Problem	Language	Result	Execution time	Memory
349683		keta_tsimakuridze	Stove (JOI18_stove)	C++14	100 / 100	53 ms	2152 KiB

stove

#include<bits/stdc++.h>
using namespace std;
int n,k,a[200005],ans,i;
vector<int>V;
int main(){
	cin>>n>>k;
	for(i=1;i<=n;i++){
		cin>>a[i];
		if(i-1)
		V.push_back(a[i]-a[i-1]-1);
	}
	ans=n;
	sort(V.begin(),V.end()); 
	for(i=0;i<=(int)V.size()-k;i++){
		ans+=V[i];
	}
	cout<<ans;
}

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