Submission #1344599

#	Time	Username	Problem	Language	Result	Execution time	Memory
1344599		orionaraf	Stove (JOI18_stove)	C++20	100 / 100	11 ms	2384 KiB

stove

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    long long N, K;
    cin >> N >> K;

    vector<long long> T(N);
    for (int i = 0; i < N; i++) cin >> T[i];

    vector<long long> gaps;
    for (int i = 0; i + 1 < N; i++)
        gaps.push_back(T[i+1] - T[i] - 1);

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

    long long ans = N;
    for (int i = 0; i < N - K; i++)
        ans += gaps[i];

    cout << ans << "\n";
    return 0;
}

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