Submission #937653

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
937653	2024-03-04T10:14:39 Z	danikoynov	Boxes with souvenirs (IOI15_boxes)	C++14	50 / 100	2000 ms	29532 KB

boxes

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

const ll inf = 1e18;
const int maxn = 1e7 + 10;

int n, k;
ll p[maxn], temp[maxn];
ll L;

ll get_price_left(int x)
{
    ll res = 0;
    int t = 0;
    for (int i = x - 1; i >= 0; i --)
    {
        t ++;
        if ((t - 1) % k == 0)
    {
        //cout << t << endl;
        res = res + 2 * p[i];
    }
    }
    return res;
}

ll get_price_right(int x)
{
    ll res = 0;
    int t = 0;
    for (int i = n - x; i < n; i ++)
    {
        t ++;
        if ((t - 1) % k == 0)
        {
            ///cout << t << endl;
            res = res + 2 * (L - p[i]);
        }
    }
    return res;
}

ll pref[maxn];
long long delivery(int N, int K, int _L, int P[])
{
    for (int i = 0; i < N; i ++)
        p[i] = P[i];

    n = N;
    k = K;
    L = _L;



    //cout << get_price_right(1) << endl;
    ///exit(0);
    ll res = inf;

    for (int i = 1; i <= N; i ++)
    {
        if (i >= k)
            pref[i] += pref[i - k];
        pref[i] += 2 * p[i - 1];
    }
    for (int i = 0; i <= N; i ++)
    {
        ll val = pref[i] + get_price_right(N - i);

        ///cout << "split " << i << " " << val << endl;
        res = min(res, val);
        if (N - i - k >= 0)
        {
            //cout << "in" << endl;
            val = pref[i] + get_price_right(N - i - k) + L;
             //cout << "here " << i << " " << N - i - k << " " << val << endl;
            res = min(res, val);
        }
    }


    return res;
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	6 ms	4444 KB	Output is correct
3	Correct	6 ms	4444 KB	Output is correct
4	Correct	6 ms	4444 KB	Output is correct
5	Correct	6 ms	4560 KB	Output is correct
6	Correct	6 ms	4444 KB	Output is correct
7	Correct	6 ms	4564 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4444 KB	Output is correct
2	Correct	3 ms	4532 KB	Output is correct
3	Correct	3 ms	4440 KB	Output is correct
4	Correct	3 ms	4544 KB	Output is correct
5	Correct	3 ms	4444 KB	Output is correct
6	Correct	3 ms	4444 KB	Output is correct
7	Correct	3 ms	4444 KB	Output is correct

Subtask #3

15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	1 ms	4544 KB	Output is correct
3	Correct	1 ms	4444 KB	Output is correct
4	Correct	1 ms	4444 KB	Output is correct
5	Correct	1 ms	4440 KB	Output is correct
6	Correct	1 ms	4444 KB	Output is correct
7	Correct	1 ms	4444 KB	Output is correct
8	Correct	1 ms	4444 KB	Output is correct

Subtask #4

15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	6 ms	4444 KB	Output is correct
3	Correct	6 ms	4444 KB	Output is correct
4	Correct	6 ms	4444 KB	Output is correct
5	Correct	6 ms	4560 KB	Output is correct
6	Correct	6 ms	4444 KB	Output is correct
7	Correct	6 ms	4564 KB	Output is correct
8	Correct	3 ms	4444 KB	Output is correct
9	Correct	3 ms	4532 KB	Output is correct
10	Correct	3 ms	4440 KB	Output is correct
11	Correct	3 ms	4544 KB	Output is correct
12	Correct	3 ms	4444 KB	Output is correct
13	Correct	3 ms	4444 KB	Output is correct
14	Correct	3 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4544 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4440 KB	Output is correct
20	Correct	1 ms	4444 KB	Output is correct
21	Correct	1 ms	4444 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	3 ms	4700 KB	Output is correct
24	Correct	4 ms	4444 KB	Output is correct
25	Correct	6 ms	4444 KB	Output is correct
26	Correct	4 ms	4444 KB	Output is correct
27	Correct	5 ms	4696 KB	Output is correct
28	Correct	4 ms	4444 KB	Output is correct
29	Correct	3 ms	4456 KB	Output is correct
30	Correct	4 ms	4552 KB	Output is correct
31	Correct	4 ms	4452 KB	Output is correct
32	Correct	4 ms	4452 KB	Output is correct

Subtask #5

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	6 ms	4444 KB	Output is correct
3	Correct	6 ms	4444 KB	Output is correct
4	Correct	6 ms	4444 KB	Output is correct
5	Correct	6 ms	4560 KB	Output is correct
6	Correct	6 ms	4444 KB	Output is correct
7	Correct	6 ms	4564 KB	Output is correct
8	Correct	3 ms	4444 KB	Output is correct
9	Correct	3 ms	4532 KB	Output is correct
10	Correct	3 ms	4440 KB	Output is correct
11	Correct	3 ms	4544 KB	Output is correct
12	Correct	3 ms	4444 KB	Output is correct
13	Correct	3 ms	4444 KB	Output is correct
14	Correct	3 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4544 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4440 KB	Output is correct
20	Correct	1 ms	4444 KB	Output is correct
21	Correct	1 ms	4444 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	3 ms	4700 KB	Output is correct
24	Correct	4 ms	4444 KB	Output is correct
25	Correct	6 ms	4444 KB	Output is correct
26	Correct	4 ms	4444 KB	Output is correct
27	Correct	5 ms	4696 KB	Output is correct
28	Correct	4 ms	4444 KB	Output is correct
29	Correct	3 ms	4456 KB	Output is correct
30	Correct	4 ms	4552 KB	Output is correct
31	Correct	4 ms	4452 KB	Output is correct
32	Correct	4 ms	4452 KB	Output is correct
33	Execution timed out	2012 ms	29532 KB	Time limit exceeded
34	Halted	0 ms	0 KB	-

Subtask #6

0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	4444 KB	Output is correct
2	Correct	6 ms	4444 KB	Output is correct
3	Correct	6 ms	4444 KB	Output is correct
4	Correct	6 ms	4444 KB	Output is correct
5	Correct	6 ms	4560 KB	Output is correct
6	Correct	6 ms	4444 KB	Output is correct
7	Correct	6 ms	4564 KB	Output is correct
8	Correct	3 ms	4444 KB	Output is correct
9	Correct	3 ms	4532 KB	Output is correct
10	Correct	3 ms	4440 KB	Output is correct
11	Correct	3 ms	4544 KB	Output is correct
12	Correct	3 ms	4444 KB	Output is correct
13	Correct	3 ms	4444 KB	Output is correct
14	Correct	3 ms	4444 KB	Output is correct
15	Correct	1 ms	4444 KB	Output is correct
16	Correct	1 ms	4544 KB	Output is correct
17	Correct	1 ms	4444 KB	Output is correct
18	Correct	1 ms	4444 KB	Output is correct
19	Correct	1 ms	4440 KB	Output is correct
20	Correct	1 ms	4444 KB	Output is correct
21	Correct	1 ms	4444 KB	Output is correct
22	Correct	1 ms	4444 KB	Output is correct
23	Correct	3 ms	4700 KB	Output is correct
24	Correct	4 ms	4444 KB	Output is correct
25	Correct	6 ms	4444 KB	Output is correct
26	Correct	4 ms	4444 KB	Output is correct
27	Correct	5 ms	4696 KB	Output is correct
28	Correct	4 ms	4444 KB	Output is correct
29	Correct	3 ms	4456 KB	Output is correct
30	Correct	4 ms	4552 KB	Output is correct
31	Correct	4 ms	4452 KB	Output is correct
32	Correct	4 ms	4452 KB	Output is correct
33	Execution timed out	2012 ms	29532 KB	Time limit exceeded
34	Halted	0 ms	0 KB	-