Submission #1137451

#	Time	Username	Problem	Language	Result	Execution time	Memory
1137451		PlayVoltz	Stove (JOI18_stove)	C++20	100 / 100	18 ms	2444 KiB

stove

#include <cstdio>
#include <stdio.h>
#include <stdbool.h>
#include <iostream>
#include <map>
#include <vector>
#include <climits>
#include <stack>
#include <string>
#include <queue>
#include <algorithm>
#include <set>
#include <unordered_set>
#include <unordered_map>
#include <cmath>
#include <cctype>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <numeric>
#include <cassert>
using namespace std;

#define int long long
#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int n, k;
	cin>>n>>k, --k;
	vector<int> vect(n);
	for (int i=0; i<n; ++i)cin>>vect[i];
	sort(vect.begin(), vect.end());
	priority_queue<int> pq;
	for (int i=1; i<n; ++i)pq.push(vect[i]-vect[i-1]-1);
	int ans=vect.back()-vect[0]+1;
	while (k--){
		ans-=pq.top();
		pq.pop();
	}
	cout<<ans;
}

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