제출 #1146383

#제출 시각아이디문제언어결과실행 시간메모리
1146383elojStove (JOI18_stove)C++20
100 / 100
52 ms1440 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long #define ff first #define ss second #define pb push_back #define pii pair<int,int> int main() { 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); } // for(auto x:v) cout << x << ' '; // return 0; 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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