Submission #851062

#	Time	Username	Problem	Language	Result	Execution time	Memory
851062		AliHasanli	Stove (JOI18_stove)	C++17	100 / 100	36 ms	2380 KiB

stove

#include <bits/stdc++.h> 
using namespace std;
int n,k,a[100005],b[100005],ans;
int main()
{
	cin>>n>>k>>a[0];
	for(int i=1;i<n;i++)
    {
	    cin>>a[i];
        b[i]=a[i]-a[i-1];
    }
	sort(b+1,b+n);
	for(int i=1;i<=n-k;i++)
	    ans+=b[i]-1;
	cout<<ans+n;
}

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