Submission #202954

#	Time	Username	Problem	Language	Result	Execution time	Memory
202954		SrpskiRatnik	Stove (JOI18_stove)	C++14	100 / 100	31 ms	2168 KiB

stove

#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n,k;
    cin >> n >> k;

    int res = n;
    k--;

    int ar[n];
    for(int i = 0; i < n; i++)
    {
        cin >> ar[i];
    }

    int raz[n-1];

    for(int i = 0; i < n-1; i++)
    {
        raz[i] = ar[i+1] - ar[i] - 1;
    }

    sort(raz, raz+n-1, greater<>());

    for(int i = min(k,n-1); i < n-1; i++)
    {
        res+=raz[i];
    }

    cout << res;
}

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