Submission #1037338

#	Time	Username	Problem	Language	Result	Execution time	Memory
1037338		ivaziva	Stove (JOI18_stove)	C++14	100 / 100	31 ms	3340 KiB

stove

#include <bits/stdc++.h>

using namespace std;

#define MAXN 100001

long long n,k;
long long a[MAXN];
vector<long long> raz;

int main()
{
    cin>>n>>k;
    for (long long i=1;i<=n;i++) cin>>a[i];
    for (long long i=2;i<=n;i++) raz.push_back(a[i]-a[i-1]-1);
    sort(raz.begin(),raz.end());
    long long ans=n;
    for (long long i=0;i<n-k;i++) ans+=raz[i];
    cout<<ans<<endl;
}

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