제출 #964170

#제출 시각아이디문제언어결과실행 시간메모리
964170melStove (JOI18_stove)C++14
100 / 100
44 ms2928 KiB
#include <iostream> using namespace std; #include <algorithm> #define int long long int arr[100005]; int dif[100005]; signed main() { int n; cin >> n; int k; cin >> k; for (int i =0; i<n; i++){ cin >> arr[i]; } sort(arr, arr+n); for(int i = 0;i<(n-1);i++){ dif[i] = arr[i+1]-arr[i]; } sort(dif, dif+(n-1)); if (k>=n) { cout << n; } else { int cnt = k; for (int i = 0; i<(n-k); i++) { cnt+= dif[i]; } cout << cnt; } }
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