제출 #1143734

#제출 시각아이디문제언어결과실행 시간메모리
1143734NomioStove (JOI18_stove)C++20
100 / 100
12 ms1476 KiB
#include<bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; int a[n]; k--; for(int i = 0; i < n; i++) { cin >> a[i]; } vector<int> v; for(int i = 1; i < n; i++) { v.push_back(a[i] - a[i - 1] - 1); } sort(v.begin(), v.end()); int s = 0; for(int i = 0; i < n - k - 1 ; i++) { s += v[i]; } cout << n + s << '\n'; return 0; }
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