제출 #1150501

#제출 시각아이디문제언어결과실행 시간메모리
1150501eldorbek_008Stove (JOI18_stove)C++17
0 / 100
0 ms328 KiB
#include <bits/stdc++.h> using namespace std; #define int int64_t int32_t main() { int n, k; cin >> n >> k; if (n == 1) { cout << k; return 0; } vector<int> a(n); for (int i = 0; i < n; i++) { cin >> a[i]; } int ans = a.back() - a[0] + 1; vector<int> diff; for (int i = 1; i < n; i++) { diff.push_back(a[i] - a[i - 1] - 1); } sort(diff.begin(), diff.end()); for (int i = diff.size() - 1; i >= diff.size() - k + 1; i--) { ans -= diff[i]; } cout << ans; return 0; }
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