Submission #843924

#	Time	Username	Problem	Language	Result	Execution time	Memory
843924		Elvin_Fritl	Stove (JOI18_stove)	C++17	100 / 100	46 ms	2340 KiB

stove

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

const int N = 25;

int32_t main()
{

    int n,k;
    cin>>n>>k;
    int a[n+1];
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    int res = a[n] + 1 - a[1];
    priority_queue<int>q;
    for(int i=2;i<=n;i++){
        q.push(a[i] - a[i-1] - 1);
    }
    k--;
    while(k--){
        res -= q.top();
        q.pop();
    }
    cout<<res<<endl;

    return 0;
}
/*

1 1    2 2    3 3    4 4
1


*/

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