| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1332425 | jokuk | Stove (JOI18_stove) | C++20 | 0 ms | 344 KiB |
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,k;
cin>>n;
cin>>k;
k--;
vector<pair<int,int>> t;
vector<int> diff;
for(int i=0;i<n;i++)
{
int temp;
cin>>temp;
t.push_back({temp,temp+1});
}
for(int i=0;i<n-1;i++)
{
diff.push_back(t[i+1].first-t[i].second);
}
sort(diff.begin(),diff.end(),greater<int>());
int ans=t[n-1].first;
for(int i=0;i<k;i++)
{
ans=ans-diff[i];
}
cout<<ans;
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