제출 #1271594

#제출 시각아이디문제언어결과실행 시간메모리
1271594david_g611Stove (JOI18_stove)C++20
100 / 100
36 ms2240 KiB
#include <bits/stdc++.h> #define int long long using namespace std; signed main() { int n, k; cin>>n>>k; int t[n+1]; vector<int> free; int ans=n; for(int i=1; i<=n; i++) { cin>>t[i]; if(i>1) free.push_back(t[i]-t[i-1]-1); } sort(free.begin(), free.end()); int choose = n-k; for(int i=0; i<choose; i++) ans+=free[i]; cout<<ans; return 0; }
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