Submission #699593

#	Time	Username	Problem	Language	Result	Execution time	Memory
699593		Sandarach151	Stove (JOI18_stove)	C++17	100 / 100	20 ms	712 KiB

stove

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

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n, k;
    cin >> n >> k;
    int arr[n-1];
    int temp, temp2;
    cin >> temp;
    temp2 = temp;
    for(int i=0; i<n-1; i++){
        int a;
        cin >> a;
        arr[i]=a-temp-1;
        temp=a;
    }
    sort(arr, arr+n-1, greater<int>());
    int finans = 0;
    for(int i=0; i<k-1; i++){
        finans+=arr[i];
    }
    cout << temp+1-temp2-finans << '\n';
    return 0;
}

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