oj.uz

Submission #1077316

# Submission time Handle Problem Language Result Execution time Memory
1077316 2024-08-27T05:13:08 Z quangminh412 Growing Vegetables is Fun 4 (JOI21_ho_t1) C++14
100 / 100
 23 ms 7080 KB 
#include <bits/stdc++.h>
using namespace std;

/*
  John Watson
  https://codeforces.com/profile/quangminh98

  Mua Code nhu mua Florentino !!
*/

#define faster() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ll long long

const int maxn = 2e5 + 9;
const ll oo = 1e18;

int n;
int a[maxn];
int b[maxn];
ll pre[maxn], suff[maxn];

signed main()
{
	if (fopen("test.inp", "r"))
	{
		freopen("test.inp", "r", stdin);
		freopen("test.out", "w", stdout);
	}
	faster();

	cin >> n;
	for (int i = 1; i <= n; i++) 
	{
		cin >> a[i];
		b[i] = a[i]	- a[i - 1];
	}
	
	for (int i = 1; i <= n; i++)
	{
		pre[i] = pre[i - 1] + max(0, 1 - b[i]);
		suff[n - i + 1] = suff[n - i + 2] + max(0, 1 + b[n - i + 1]);
	}
	
	ll res = 1e18;
	for (int i = 1; i <= n; i++) 
		res = min(res, max(pre[i], suff[i + 1]));
		
	cout << res << '\n';

	return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:26:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |   freopen("test.inp", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:27:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |   freopen("test.out", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 472 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 508 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 504 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 604 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 476 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 504 KB Output is correct

Subtask #2
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 472 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 508 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 504 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 604 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 476 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 504 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 17 ms 7080 KB Output is correct
27 Correct 18 ms 6864 KB Output is correct
28 Correct 18 ms 7004 KB Output is correct
29 Correct 16 ms 6948 KB Output is correct
30 Correct 13 ms 6236 KB Output is correct
31 Correct 23 ms 7032 KB Output is correct
32 Correct 18 ms 7004 KB Output is correct
33 Correct 18 ms 6968 KB Output is correct
34 Correct 17 ms 6956 KB Output is correct
35 Correct 12 ms 6236 KB Output is correct
36 Correct 14 ms 6176 KB Output is correct
37 Correct 14 ms 6220 KB Output is correct
38 Correct 17 ms 7004 KB Output is correct
39 Correct 18 ms 6992 KB Output is correct
40 Correct 17 ms 7000 KB Output is correct
41 Correct 16 ms 6896 KB Output is correct
42 Correct 16 ms 6744 KB Output is correct
43 Correct 18 ms 6996 KB Output is correct
44 Correct 17 ms 6956 KB Output is correct
45 Correct 19 ms 7004 KB Output is correct
46 Correct 17 ms 7004 KB Output is correct
47 Correct 16 ms 7004 KB Output is correct
48 Correct 17 ms 7004 KB Output is correct