Submission #1290517

#	Time	Username	Problem	Language	Result	Execution time	Memory
1290517		deniz_yavavli	Stove (JOI18_stove)	C++20	100 / 100	14 ms	2244 KiB

stove

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

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

    int 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.rbegin(), gaps.rend()); 

    long long total = T.back() + 1 - T.front(); 

    for (int i = 0; i < K - 1 && i < (int)gaps.size(); i++)
        total -= gaps[i]; 

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

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