제출 #1028567

#제출 시각아이디문제언어결과실행 시간메모리
1028567NichkulStove (JOI18_stove)C++14
100 / 100
16 ms2208 KiB
#include <bits/stdc++.h> using namespace std; int a[100050]; int b[100050]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,k; cin>>n>>k; for(int i=0;i<n;i++) cin>>a[i]; int x=a[n-1]-a[0]+1; for(int i=0;i<n-1;i++) b[i]=a[i+1]-(a[i]+1); sort(b,b+n-1); for(int i=n-2;i>=n-k;i--) x-=b[i]; cout<<x; return 0; }
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