답안 #791222

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
791222	2023-07-23T17:35:45 Z	n3rm1n	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++17	100 / 100	20 ms	6980 KB

Main

#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
const long long MAXN = 2e5 + 10;
void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}
long long n;
long long a[MAXN];

void read()
{
    cin >> n;
    for (long long i = 1; i <= n; ++ i)
        cin >> a[i];
}
long long dp0[MAXN], dp1[MAXN];
void solve()
{
    for (long long i = 2; i <= n; ++ i)
    {
        dp0[i] = dp0[i-1];

        if(a[i] <= a[i-1])
        {
            dp0[i] += a[i-1] + 1 - a[i];

        }
    }
    for (long long i = n-1; i >= 1; -- i)
    {
        dp1[i] = dp1[i+1];

        if(a[i] <= a[i+1])
        {
            dp1[i] += a[i+1] + 1 - a[i];

        }
    }
    long long ans = 1e17+10;
    for (long long i = 1; i <= n; ++ i)
    {
        ans = min(max(dp0[i], dp1[i]), ans);
    }
    cout << ans << endl;
}
int main()
{
    speed();

    read();
    solve();
    return 0;
}

Subtask #1

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	356 KB	Output is correct
19	Correct	1 ms	336 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct

Subtask #2

60.0 / 60.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	328 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	332 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	356 KB	Output is correct
19	Correct	1 ms	336 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	18 ms	6924 KB	Output is correct
27	Correct	18 ms	6924 KB	Output is correct
28	Correct	18 ms	6960 KB	Output is correct
29	Correct	18 ms	6872 KB	Output is correct
30	Correct	15 ms	6228 KB	Output is correct
31	Correct	19 ms	6848 KB	Output is correct
32	Correct	19 ms	6844 KB	Output is correct
33	Correct	18 ms	6848 KB	Output is correct
34	Correct	18 ms	6872 KB	Output is correct
35	Correct	14 ms	6092 KB	Output is correct
36	Correct	14 ms	6228 KB	Output is correct
37	Correct	14 ms	6196 KB	Output is correct
38	Correct	19 ms	6864 KB	Output is correct
39	Correct	18 ms	6904 KB	Output is correct
40	Correct	20 ms	6980 KB	Output is correct
41	Correct	18 ms	6860 KB	Output is correct
42	Correct	17 ms	6664 KB	Output is correct
43	Correct	18 ms	6936 KB	Output is correct
44	Correct	18 ms	6888 KB	Output is correct
45	Correct	18 ms	6856 KB	Output is correct
46	Correct	18 ms	6924 KB	Output is correct
47	Correct	18 ms	6848 KB	Output is correct
48	Correct	19 ms	6932 KB	Output is correct