Submission #813179

#	Time	Username	Problem	Language	Result	Execution time	Memory
813179		OrazB	Boxes with souvenirs (IOI15_boxes)	C++14	20 / 100	1 ms	308 KiB

boxes

#include <bits/stdc++.h>
// #include "boxes.h"
using namespace std;
#define all(x) (x).begin(), (x).end()
#define ll long long int
#define pii pair <int, int>
#define pb push_back
#define ff first
#define ss second

// const int N = 1e5+5;

ll delivery(int n, int K, int L, int p[]){
	if (K == 1){
		ll sum = 0;
		for (int i = 0; i < n; i++){
			sum += min(p[i], L-p[i])*2;
		}
		return sum;
	}
	const ll inf = 1e18;
	ll mn = min({L, p[n-1]*2, (L-p[0])*2});
	for (int i = 0; i < n-1; i++){
		ll sum = min(L, p[i]*2)*1LL+min(L, (L-p[i+1])*2)*1LL;
		mn = min(mn, sum);
	}
	return mn;
}


// int main ()
// {
// 	ios::sync_with_stdio(false);
// 	cin.tie(0);
// 	int n, k, l;
// 	cin >> n >> k >> l;
// 	int p[n];
// 	for (int i = 0; i < n; i++) cin >> p[i];
// 	cout << delivery(n, k, l, p);
// }

Compilation message (stderr)

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:21:11: warning: unused variable 'inf' [-Wunused-variable]
   21 |  const ll inf = 1e18;
      |           ^~~

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