제출 #1197752

#제출 시각아이디문제언어결과실행 시간메모리
1197752TahirAliyev선물상자 (IOI15_boxes)C++17
50 / 100
23 ms4424 KiB
#include "boxes.h"
#include <bits/stdc++.h>

#define ll long long
#define pii pair<int, int>

using namespace std;

const ll MAX = 1005, oo = 1e18;

ll dp[MAX];
int arr[MAX];
int n, k, s;

ll delivery(int N, int K, int L, int p[]){
    n = N;
    k = K;
    s = L;
    for(int i = 1; i <= n; i++) arr[i] = p[i - 1];
    memset(dp, 0, sizeof(dp));
    for(int i = 1; i <= n; i++){
        dp[i] = oo;
        for(int j = max(0, i - k); j < i; j++){
            dp[i] = min(dp[i], dp[j] + min({2 * arr[i], 2 * (s - arr[j + 1]), s}));
        }
    }
    return dp[n];
}
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