Submission #380222

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
380222	2021-03-20T15:05:16 Z	peijar	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	100 / 100	28 ms	5740 KB

Main

#include <bits/stdc++.h>
#define int long long
using namespace std;

signed main(void)
{
	ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);

	int nbFleurs;
	cin >> nbFleurs;
	vector<int> fleurs(nbFleurs);
	for (auto &v : fleurs)
		cin >> v;

	vector<int> costPrefix(nbFleurs), costSuffix(nbFleurs);
	costPrefix[0] = 0;
	for (int iFleurs = 1; iFleurs < nbFleurs; ++iFleurs) 
	{
		int nbNecessaires = max(0LL, fleurs[iFleurs-1] + 1 - fleurs[iFleurs]);
		costPrefix[iFleurs] = costPrefix[iFleurs-1] + nbNecessaires;
	}

	for (int iFleurs(nbFleurs-2); iFleurs >= 0; --iFleurs)
	{
		int nbNecessaires = max(0LL, fleurs[iFleurs+1] + 1 - fleurs[iFleurs]);
		costSuffix[iFleurs] = costSuffix[iFleurs+1] + nbNecessaires;
	}

	int sol(1e18);

	for (int iMax(0); iMax < nbFleurs; ++iMax)
	{
		int cout = max(costPrefix[iMax], costSuffix[iMax]);
		sol = min(sol, cout);
	}
	cout << sol << endl;
}

Subtask #1

40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	492 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct

Subtask #2

60.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	0 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	492 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	492 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	364 KB	Output is correct
26	Correct	26 ms	5740 KB	Output is correct
27	Correct	26 ms	4972 KB	Output is correct
28	Correct	26 ms	4972 KB	Output is correct
29	Correct	25 ms	4972 KB	Output is correct
30	Correct	24 ms	4972 KB	Output is correct
31	Correct	27 ms	5032 KB	Output is correct
32	Correct	26 ms	4972 KB	Output is correct
33	Correct	26 ms	4972 KB	Output is correct
34	Correct	26 ms	4972 KB	Output is correct
35	Correct	21 ms	4972 KB	Output is correct
36	Correct	21 ms	4972 KB	Output is correct
37	Correct	21 ms	4972 KB	Output is correct
38	Correct	25 ms	4972 KB	Output is correct
39	Correct	26 ms	4972 KB	Output is correct
40	Correct	26 ms	4972 KB	Output is correct
41	Correct	28 ms	4972 KB	Output is correct
42	Correct	24 ms	4972 KB	Output is correct
43	Correct	26 ms	4972 KB	Output is correct
44	Correct	25 ms	4972 KB	Output is correct
45	Correct	26 ms	4972 KB	Output is correct
46	Correct	25 ms	4972 KB	Output is correct
47	Correct	26 ms	4972 KB	Output is correct
48	Correct	27 ms	5032 KB	Output is correct