Submission #870599

#	Time	Username	Problem	Language	Result	Execution time	Memory
870599		attky	Stove (JOI18_stove)	C++17	100 / 100	17 ms	1800 KiB

stove

#include <bits/stdc++.h>

using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n, k;
    cin >> n >> k;
    int t[n], s = n, m = n-k+1;
    for(int loop = 0; loop < n; ++loop) {
        cin >> t[loop];
    }
    for(int loop = 0; loop < n-1; ++loop) {
        t[loop] = t[loop+1] - t[loop] - 1;
    }
    t[n-1] = 0;
    sort(t, t+n);
    for(int loop = 0; loop < m; ++loop) {
        s += t[loop];
    }
    cout << s;
}

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