제출 #1118002

#제출 시각아이디문제언어결과실행 시간메모리
1118002heeyGrowing Vegetables is Fun 4 (JOI21_ho_t1)C++14
0 / 100
1 ms504 KiB
#include<bits/stdc++.h> using namespace std; #define int long long int h[200005]; signed main(){ ios_base::sync_with_stdio(0); cin.tie(0); int n; cin >> n; for(int i = 0; i < n; i++) cin >> h[i]; vector<int> p(n), s(n); for(int i = 1; i < n; i++){ p[i] = p[i-1] + max(0ll, h[i-1] - h[i] + 1); } for(int i = n-2; i >= 0; i--){ s[i] = s[i+1] + max(0ll, h[i+1] - h[i] + 1); } int res = INT_MAX; for(int i = 0; i < n; i++) res = min(res, p[i] + s[i]); cout << res << '\n'; return 0; }
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