Submission #995504

#	Time	Username	Problem	Language	Result	Execution time	Memory
995504		Luca1234	Stove (JOI18_stove)	C++14	100 / 100	34 ms	2184 KiB

stove

#include <bits/stdc++.h>

using namespace std;

int v[100003], dif[100003];

int main()
{
    int n, k;
    cin>>n>>k;
    cin>>v[1];
    for(int i=2; i<=n; i++)
    {
        cin>>v[i];
        dif[i-1]=v[i]-v[i-1]-1;
    }
    sort(dif+1, dif+n);
    long long sum=v[n]-v[1]+1;
    for(int i=n-1; i>=n-k+1; i--)
    {
        sum-=dif[i];
    }
    cout<<sum;

    return 0;
}

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