Submission #1280270

#	Time	Username	Problem	Language	Result	Execution time	Memory
1280270		thundrax	Stove (JOI18_stove)	C++20	0 / 100	0 ms	332 KiB

stove

#include <bits/stdc++.h>

using namespace std;
#define int long long

signed main()
{
    int n, k;
    cin >> n >> k;
    vector<int> v(n), d;
    for (auto &i : v)
        cin >> i;
    for (int i = 0; i < n - 1; i++)
        d.push_back(v[i + 1] - v[i]);
    sort(d.begin(), d.end());
    int ans = n;
    for (int i = 0; i < n - k; i++)
        ans += d[i];
    cout << ans;
    return 0;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50