제출 #768495

#제출 시각아이디문제언어결과실행 시간메모리
768495LinkedArrayStove (JOI18_stove)C++17
100 / 100
16 ms2148 KiB
#include <bits/stdc++.h> using namespace std; const int MAXN = 1e5 + 10; int t[MAXN], timeDif[MAXN]; int main(){ ios_base::sync_with_stdio(false); cin.tie(0); int n, k, i; cin >> n >> k; cin >> t[0]; for(i = 1; i < n; i++){ cin >> t[i]; timeDif[i] = t[i] - t[i - 1]; // How much time the stove runs } sort(timeDif + 1, timeDif + n); // Sort to get the minimum time int ans = n; for(i = 1; i <= n - k; ++i){ // He can turn it on at most K times, so we go until N - K ans += --timeDif[i]; } cout << ans; return 0; }
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