Submission #484730

#	Time	Username	Problem	Language	Result	Execution time	Memory
484730		imachug	Boxes with souvenirs (IOI15_boxes)	C++17	20 / 100	1 ms	204 KiB

boxes

#include "boxes.h"

#include <bits/stdc++.h>

using namespace std;


long long delivery(int n, int k, int l, int p[]) {
	if(k == 1) {
		long long ans = 0;
		for(int i = 0; i < n; i++) {
			ans += min(p[i] * 2, (l - p[i]) * 2);
		}
		return ans;
	}

	if(k == n) {
		long long ans = l;
		for(int i = -1; i < n; i++) {
			ans = min(ans, (long long)(i == -1 ? 0 : p[i] * 2) + (long long)(i == n - 1 ? 0 : (l - p[i + 1]) * 2));
		}
		return ans;
	}

	return 0;
}

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