Submission #366098

#	Time	Username	Problem	Language	Result	Execution time	Memory
366098		l3nl3	Stove (JOI18_stove)	C++14	100 / 100	62 ms	2296 KiB

stove

#include <bits/stdc++.h> 

using namespace std;

int main () {
    int n, k;
    cin >> n >> k;
    int a[n+1];
    vector<int> el;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        if (i != 1) {
            el.push_back(a[i] - a[i-1] - 1);
        }
    }
    sort(el.begin(), el.end());
    reverse(el.begin(), el.end());
    int sm = a[n] - a[1] + 1;
    for (int i = 0; i < min(k-1, (int)el.size()); i++) {
        sm -= el[i];
    }
    cout << sm;
}

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