Submission #966989

#	Time	Username	Problem	Language	Result	Execution time	Memory
966989		ach00	Stove (JOI18_stove)	C++17	0 / 100	0 ms	600 KiB

stove

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main() {
    int n,k; cin >> n >> k;
    ll mxt = 0;
    ll mnt =  1000000005;
    vector<ll> dst;
    cin >> mnt;
    ll prev = mnt;
    k--;
    for(int i = 1; i < n; i++) {
        ll t; cin >> t;
        dst.push_back(t-prev-1);
        mxt = max(mxt, t);
        prev = t;
    }
    sort(dst.rbegin(), dst.rend());
    ll eft = 0;
    for(int i = 0; i < k; i++) {
        eft += dst[i];
    }
    ll tet = mxt-mnt+1;
    cout << tet-eft;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50