Submission #1299681

#	Time	Username	Problem	Language	Result	Execution time	Memory
1299681		wojtekmal	Stove (JOI18_stove)	C++20	100 / 100	14 ms	1480 KiB

stove

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

int n, k;
array<int, 100'000> visits;

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

    cin >> n >> k;
    vector<int> diffs;
    int result = n;

    for (int i = 0; i < n; i++) cin >> visits[i];
    for (int i = 1; i < n; i++) diffs.push_back(visits[i] - visits[i - 1] - 1);

    sort(diffs.begin(), diffs.end());

    for (int i = 0; i < n - k; i++) result += diffs[i];
    cout << result << "\n";
}

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