Submission #936906

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
936906	2024-03-03T02:13:04 Z	emanIaicepsa	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++14	100 / 100	22 ms	5180 KB

Main

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define dbg(...) cerr<<#__VA_ARGS__<<" = ";_do(__VA_ARGS__);
template<typename T> void _do(T x){cerr<<x<<"\n";}
template<typename T,typename ...U> void _do(T x,U ...y){cerr<<x<<", ";_do(y...);}

signed main(){
    ios::sync_with_stdio(0), cin.tie(0);
    int N;
    cin >> N;
    vector<ll> arr(N), cost(N), costR(N);
    for (auto &i: arr) cin >> i;

    cost[0] = 0;
    for (int i = 1; i < N; i++) {
        if (arr[i] > arr[i - 1]) cost[i] = cost[i - 1];
        else cost[i] = cost[i - 1] + (arr[i - 1] - arr[i]) + 1;
    }

    costR[N - 1] = 0;
    for (int i = N - 2; i >= 0; i--) {
        if (arr[i] > arr[i + 1]) costR[i] = costR[i + 1];
        else costR[i] = costR[i + 1] + (arr[i + 1] - arr[i]) + 1;
    }

    ll answer = 1e18;
    for (int i = 0; i < N; i++) {
        answer = min(answer, max(cost[i], costR[i]));
    }
    cout << answer << '\n';


}

Subtask #1

40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	604 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct

Subtask #2

60.0 / 60.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	1 ms	344 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	348 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	1 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	1 ms	604 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	22 ms	5168 KB	Output is correct
27	Correct	18 ms	5168 KB	Output is correct
28	Correct	18 ms	4952 KB	Output is correct
29	Correct	17 ms	4956 KB	Output is correct
30	Correct	14 ms	5180 KB	Output is correct
31	Correct	17 ms	4956 KB	Output is correct
32	Correct	17 ms	5164 KB	Output is correct
33	Correct	17 ms	4956 KB	Output is correct
34	Correct	17 ms	5172 KB	Output is correct
35	Correct	14 ms	5164 KB	Output is correct
36	Correct	14 ms	5172 KB	Output is correct
37	Correct	15 ms	5172 KB	Output is correct
38	Correct	18 ms	4952 KB	Output is correct
39	Correct	17 ms	4956 KB	Output is correct
40	Correct	17 ms	4956 KB	Output is correct
41	Correct	17 ms	4952 KB	Output is correct
42	Correct	16 ms	4952 KB	Output is correct
43	Correct	18 ms	5152 KB	Output is correct
44	Correct	17 ms	5168 KB	Output is correct
45	Correct	19 ms	4956 KB	Output is correct
46	Correct	18 ms	4956 KB	Output is correct
47	Correct	21 ms	4956 KB	Output is correct
48	Correct	17 ms	5024 KB	Output is correct