제출 #287083

#제출 시각아이디문제언어결과실행 시간메모리
287083amoo_safar선물상자 (IOI15_boxes)C++17
50 / 100
2062 ms28696 KiB
#include "boxes.h" #include <bits/stdc++.h> using namespace std; typedef long long ll; const ll Inf = 1e18; ll delivery(int n, int k, int L, int p[]) { vector<int> A(n + 1), D(n + 1); for(int i = 1; i <= n; i++) A[i] = p[i - 1]; sort(A.begin(), A.end()); for(int i = 1; i <= n; i++) D[i] = min(A[i], L - A[i]); vector<ll> dp(n + 1, Inf); dp[0] = 0; for(int i = 1; i <= n; i++){ for(int j = max(1, i - k + 1); j <= i; j++){ dp[i] = min(dp[i], D[i] + D[j] + (A[i] - A[j]) + dp[j - 1]); } } return dp[n]; }
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