Submission #476883

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
476883	2021-09-28T23:17:07 Z	Rainbowbunny	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	100 / 100	33 ms	8532 KB

Main

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

const int MAXN = 2e5 + 5;
const long long INF = 1e18;

int n;
long long A[MAXN];
long long B[MAXN];
long long Pos[MAXN], Neg[MAXN];

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin >> n;
    for(int i = 1; i <= n; i++)
    {
        cin >> A[i];
        if(i != 1)
        {
            B[i - 1] = A[i - 1] - A[i];
        }
    }
    for(int i = 1; i <= n; i++)
    {
        Pos[i] = Pos[i - 1];
        if(B[i] >= 0)
        {
            Pos[i] += (B[i] + 1);
        }
    }
    for(int i = n - 1; i >= 1; i--)
    {
        Neg[i] = Neg[i + 1];
        if(B[i] <= 0)
        {
            Neg[i] += (1 - B[i]);
        }
    }
    long long ans = INF;
    for(int i = 1; i <= n; i++)
    {
        ans = min(ans, max(Pos[i - 1], Neg[i]));
    }
    cout << ans << '\n';
}

Subtask #1

40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	0 ms	332 KB	Output is correct
3	Correct	0 ms	332 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct

Subtask #2

60.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	332 KB	Output is correct
2	Correct	0 ms	332 KB	Output is correct
3	Correct	0 ms	332 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	1 ms	336 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	332 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	1 ms	332 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	1 ms	332 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	332 KB	Output is correct
17	Correct	1 ms	332 KB	Output is correct
18	Correct	1 ms	332 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	332 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	332 KB	Output is correct
23	Correct	1 ms	332 KB	Output is correct
24	Correct	1 ms	332 KB	Output is correct
25	Correct	1 ms	336 KB	Output is correct
26	Correct	26 ms	8396 KB	Output is correct
27	Correct	29 ms	8388 KB	Output is correct
28	Correct	26 ms	8456 KB	Output is correct
29	Correct	25 ms	8424 KB	Output is correct
30	Correct	26 ms	7788 KB	Output is correct
31	Correct	25 ms	8524 KB	Output is correct
32	Correct	29 ms	8492 KB	Output is correct
33	Correct	24 ms	8524 KB	Output is correct
34	Correct	25 ms	8404 KB	Output is correct
35	Correct	24 ms	7672 KB	Output is correct
36	Correct	25 ms	7768 KB	Output is correct
37	Correct	22 ms	7788 KB	Output is correct
38	Correct	33 ms	8388 KB	Output is correct
39	Correct	25 ms	8496 KB	Output is correct
40	Correct	25 ms	8436 KB	Output is correct
41	Correct	26 ms	8404 KB	Output is correct
42	Correct	25 ms	8304 KB	Output is correct
43	Correct	27 ms	8476 KB	Output is correct
44	Correct	24 ms	8388 KB	Output is correct
45	Correct	25 ms	8396 KB	Output is correct
46	Correct	29 ms	8504 KB	Output is correct
47	Correct	28 ms	8532 KB	Output is correct
48	Correct	25 ms	8388 KB	Output is correct