Submission #1255334

#	Time	Username	Problem	Language	Result	Execution time	Memory
1255334		elotelo966	Stove (JOI18_stove)	C++17	100 / 100	17 ms	2244 KiB

stove

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

#define int long long
#define OYY LLONG_MAX
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define fi first
#define se second
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define pb push_back
#define lim 100005

const int mod=998244353;

int n,k;

int dizi[lim];

int32_t main(){
	faster
	cin>>n>>k;
	FOR{
		cin>>dizi[i];
	}
	
	sort(dizi+1,dizi+1+n);
	
	int cev=dizi[n]-dizi[1]+1;
	
	priority_queue<int> pq;
	
	FOR{
		if(i==1)continue;
		pq.push(dizi[i]-dizi[i-1]-1);
	}
	
	k--;
	
	while(k--){
		cev-=pq.top();
		//cout<<cev<<" "<<pq.top()<<endl;
		pq.pop();
	}
	
	cout<<cev<<'\n';
	
	return 0;
}

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