제출 #1313525

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1313525		thaibaotran555	Stove (JOI18_stove)	C++20	100 / 100	14 ms	1468 KiB

stove

///TRAN THAI BAO :3

#include <iostream>
#include <cstdio>
#include <vector>
#include <algorithm>

using namespace std;

#define maxN 100007

vector<int>gap;

int n, k;
int t[maxN];

void readData()
{
    cin >> n >> k;
    for(int i = 1; i <= n; i++)
        cin >> t[i];
}

void solve()
{
    int ans = n;
    for(int i = 2; i <= n; i++)
        gap.push_back(t[i] - t[i-1]-1);
    sort(gap.begin(), gap.end());
    int j = 0;
    while(n > k)
    {
        ans += gap[j++];
        n--;
    }
    cout << ans;
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    readData();
    solve();
    return 0;
}

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