Submission #1094533

#	Time	Username	Problem	Language	Result	Execution time	Memory
1094533		heey	Stove (JOI18_stove)	C++14	100 / 100	15 ms	2224 KiB

stove

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

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);
    int n, k; cin >> n >> k;
    vector<int> st(n);
    for(int i = 0; i < n; i++){
        cin >> st[i];
    }

    vector<int> dif(n-1);
    for(int i = 0; i < n - 1; i++) dif[i] = st[i+1] - st[i] - 1;

    sort(dif.begin(), dif.end());



    int res = 0;
    for(int i = 0; i < n - k; i++) res += dif[i];

    cout << n + res<< '\n';
    return 0;
}

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