Submission #1035918

#	Time	Username	Problem	Language	Result	Execution time	Memory
1035918		clementine	Stove (JOI18_stove)	C++17	100 / 100	38 ms	2288 KiB

stove

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;

int guest[100005];
vector<int> differences;
int n, k;
int main()
{
    cin >> n >> k;
    cin >> guest[1];
    for(int i = 2; i <= n; i ++)
    {
        cin >> guest[i];
        differences.push_back(guest[i] - guest[i-1] -1);
    }
    sort(differences.begin(), differences.end());
    //cout << differences[0] << " ";
    int d = n - k;
    int tot = n;
    for(int i = 0; i <d; i ++)
    {
        tot += differences[i];
    }

    cout << tot;
}

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