Submission #1115699

#	Time	Username	Problem	Language	Result	Execution time	Memory
1115699		staszic_ojuz	Stove (JOI18_stove)	C++17	100 / 100	17 ms	1660 KiB

stove

#include<bits/stdc++.h>

using namespace std; 

#define ll long long

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

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

    vector<int> guests(n); 
    for (int i = 0; i < n; i++) cin >> guests[i]; 
    sort(guests.begin(), guests.end()); 

    vector<int> dis; 
    for (int i = 1; i < n; i++) dis.push_back(guests[i] - guests[i-1] - 1); // odleglosc

    sort(dis.begin(), dis.end());
    
    int res = n; 
    
    int ile = n - k; 
    for (int i = 0; i < ile; i++){
        res += dis[i]; 
    }
    
    cout << res << '\n'; 
}

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