Submission #957461

#	Time	Username	Problem	Language	Result	Execution time	Memory
957461		MrPavlito	Stove (JOI18_stove)	C++17	100 / 100	18 ms	3368 KiB

stove

#include <bits/stdc++.h>
#define int long long
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()
#define fi first
#define sc second
#define endl "\n"
#define pii pair<int,int>

using namespace std;

const int MAXN = 1e5+5;
const int mod7 = 1e9+7;
const long long inf = 1e18;

signed main()
{
    ios_base::sync_with_stdio(false),cin.tie(0), cout.tie(0);
    int tt=1;
    //cin >> tt;
    while(tt--)
    {
        int n, k;
        cin >> n >> k;
        vector<int> niz(n);
        for(int i=0; i<n; i++)cin >> niz[i];
        sort(all(niz));
        vector<int> razlike;
        for(int i=1; i<n; i++)razlike.pb(niz[i] - niz[i-1]);
        sort(all(razlike));
        int rez = 0;
        for(int i=0; i<n-k; i++)rez+= razlike[i];
        rez+=k;
        cout << rez << endl;
    }
}

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