제출 #423753

#제출 시각아이디문제언어결과실행 시간메모리
423753ApiramStove (JOI18_stove)C++14
0 / 100
1 ms204 KiB
#include<bits/stdc++.h> using namespace std; int main(){ int64_t n,k;cin>>n>>k; vector<int64_t>arr(n); for (int i =0;i<n;++i){ cin>>arr[i]; } vector<int64_t>brr; for (int i =1;i<n;++i){ brr.push_back(arr[i]-arr[i-1]-1); } sort(brr.rbegin(),brr.rend()); int64_t ans = arr[n-1]+1-arr[0]; for (int i =0;i<k;++i)ans-=brr[i]; cout<<ans<<endl;} //2 + 4 + 3 + 2 + 1
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