Submission #115503

#	Time	Username	Problem	Language	Result	Execution time	Memory
115503		E869120	Boxes with souvenirs (IOI15_boxes)	C++14	50 / 100	2050 ms	14044 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;

long long delivery(int N, int K, int L, int p[]) {
	long long minx = (1LL << 60);
	for (int i = -1; i < N; i++) {
		long long sum = 0;
		for (int j = i; j >= 0; j -= K) sum += min(1LL * L, 2LL * p[j]);
		for (int j = i + 1; j < N; j += K) sum += min(1LL * L, 2LL * (L - p[j]));
		minx = min(minx, sum);
	}
	return minx;
}

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