oj.uz

Submission #377667

# Submission time Handle Problem Language Result Execution time Memory
377667 2021-03-14T16:46:20 Z Lawliet Growing Vegetables is Fun 4 (JOI21_ho_t1) C++17
100 / 100
 36 ms 2028 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long int lli;
typedef pair<int,int> pii;

const int MAXN = 200010;
const int INF = 1000000010;
const lli INFLL = 1000000000000000010;

int v[MAXN];
int diff[MAXN];

void solveTestCase(int testCase)
{
	int n;
	scanf("%d",&n);

	for(int i = 1 ; i <= n ; i++)
		scanf("%d",&v[i]);

	for(int i = 1 ; i < n ; i++)
		diff[i] = v[i + 1] - v[i];

	lli ans = INFLL;
	lli ansLeft = 0;
	lli ansRight = 0;

	for(int i = 1 ; i < n ; i++)
		if( diff[i] >= 0 ) ansRight += diff[i] + 1;

	for(int i = 1 ; i <= n ; i++)
	{
		lli curAns = max( ansLeft , ansRight );
		ans = min( ans , curAns );

		if( diff[i] >= 0 )
			ansRight -= diff[i] + 1;

		if( diff[i] <= 0 )
			ansLeft += -diff[i] + 1;
	}

	printf("%lld\n",ans);
}

int main()
{
	int qtdTestCases = 1;
	// scanf("%d",&qtdTestCases);

	for(int testCase = 1 ; testCase <= qtdTestCases ; testCase++)
		solveTestCase( testCase );
}

Compilation message

Main.cpp: In function 'void solveTestCase(int)':
Main.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   17 |  scanf("%d",&n);
      |  ~~~~~^~~~~~~~~
Main.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   20 |   scanf("%d",&v[i]);
      |   ~~~~~^~~~~~~~~~~~

Subtask #1
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 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 364 KB Output is correct
20 Correct 1 ms 384 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 364 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 1 ms 364 KB Output is correct
3 Correct 1 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 364 KB Output is correct
20 Correct 1 ms 384 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 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 29 ms 2028 KB Output is correct
27 Correct 36 ms 1900 KB Output is correct
28 Correct 27 ms 1900 KB Output is correct
29 Correct 32 ms 1900 KB Output is correct
30 Correct 27 ms 1900 KB Output is correct
31 Correct 27 ms 1900 KB Output is correct
32 Correct 28 ms 1920 KB Output is correct
33 Correct 27 ms 1900 KB Output is correct
34 Correct 27 ms 1900 KB Output is correct
35 Correct 24 ms 1900 KB Output is correct
36 Correct 23 ms 1900 KB Output is correct
37 Correct 26 ms 1900 KB Output is correct
38 Correct 26 ms 1900 KB Output is correct
39 Correct 35 ms 1900 KB Output is correct
40 Correct 29 ms 1900 KB Output is correct
41 Correct 34 ms 1900 KB Output is correct
42 Correct 26 ms 1900 KB Output is correct
43 Correct 27 ms 1900 KB Output is correct
44 Correct 27 ms 1900 KB Output is correct
45 Correct 28 ms 1904 KB Output is correct
46 Correct 27 ms 1900 KB Output is correct
47 Correct 28 ms 1900 KB Output is correct
48 Correct 27 ms 2028 KB Output is correct