Submission #769192

#	Time	Username	Problem	Language	Result	Execution time	Memory
769192		Andrey	Stove (JOI18_stove)	C++14	100 / 100	16 ms	2324 KiB

stove

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

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    long long n,k,ans = 0,a,b;
    cin >> n >> k >> a;
    ans = n;
    vector<long long> haha(0);
    for(long long i = 0; i < n-1; i++) {
        cin >> b;
        haha.push_back(b-a-1);
        a = b;
    }
    sort(haha.begin(),haha.end());
    for(long long i = 0; i < n-k; i++) {
        ans+=haha[i];
    }
    cout << ans;
    return 0;
}

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