Submission #1350093

#	Time	Username	Problem	Language	Result	Execution time	Memory
1350093		mydkn	Boxes with souvenirs (IOI15_boxes)	C++17	0 / 100	0 ms	348 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int maxn = 1e7 + 5;
const ll inf = 9e18;

ll dpl[maxn], dpr[maxn];
ll mn = inf;

ll delivery(int n, int k, int l, int p[]){
	for(int i=0;i<n;++i){
		dpl[i] = (i >= k ? dpl[i-k] : 0) + p[i]*2;
	}
	for(int i=n-1;i>=0;--i){
		dpr[i] = (n - i - 1 >= k ? dpr[i+k] : 0) + (l - p[i])*2;
	}
	for(int i=0;i<n-1;++i){
		mn = min(mn, dpl[i] + dpr[i+1]);
	}
	return mn;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30