답안 #91102 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
91102	2018-12-26T09:26:57 Z	emil_physmath	Money (IZhO17_money)	C++14	45 / 100	1500 ms	5900 KB

money

#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <set>
using namespace std;

int a[1000005], dp[1000005];

int main()
{
	int n;
	cin>>n;
	for (int k=0; k<n; k++)
		scanf("%d", a+k);
	set<int>curSorted;
	for (int i=0; i<n; i++)
	{
		dp[i]=i+1;
		for (int j=i; j>=0; j--)
		{
			if (j<i && a[j]>a[j+1]) break;
			curSorted.clear();
			curSorted.insert(0);
			curSorted.insert(10000000);
			for (int k=0; k<j; k++)
				curSorted.insert(a[k]);
			if (a[i]<=*curSorted.upper_bound(a[j]))
				dp[i]=min(dp[i], dp[j-1]+1);
		}
	}
	cout<<dp[n-1]<<'\n';
	//int i=0, ans=0;
	//set<int> curSorted;
	//curSorted.insert(0);
	//curSorted.insert(10000000);
	//while (i<n)
	//{
	//	ans++;
	//	int j=i;
	//	while (j+1<n && a[j+1]>a[j])
	//		j++;
	//	auto rBound=curSorted.upper_bound(a[i]);
	//	j=upper_bound(a+i, a+j+1, *rBound)-a;
	//	for (int k=i; k<j; k++)
	//		curSorted.insert(a[k]);
	//	i=j;
	//}
	//cout<<ans<<'\n';

	char I;
	cin >> I;
	return 0;
}
/*
9
2 5 4 3 5 6 4 6 7
5
1 2 4 3 5
*/

Compilation message

money.cpp: In function 'int main()':
money.cpp:14:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", a+k);
   ~~~~~^~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	500 KB	Output is correct
3	Correct	2 ms	536 KB	Output is correct
4	Correct	2 ms	536 KB	Output is correct
5	Correct	2 ms	536 KB	Output is correct
6	Correct	2 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	536 KB	Output is correct
12	Correct	2 ms	536 KB	Output is correct
13	Correct	2 ms	536 KB	Output is correct
14	Correct	2 ms	552 KB	Output is correct
15	Correct	2 ms	700 KB	Output is correct
16	Correct	2 ms	700 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	500 KB	Output is correct
3	Correct	2 ms	536 KB	Output is correct
4	Correct	2 ms	536 KB	Output is correct
5	Correct	2 ms	536 KB	Output is correct
6	Correct	2 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	536 KB	Output is correct
12	Correct	2 ms	536 KB	Output is correct
13	Correct	2 ms	536 KB	Output is correct
14	Correct	2 ms	552 KB	Output is correct
15	Correct	2 ms	700 KB	Output is correct
16	Correct	2 ms	700 KB	Output is correct
17	Correct	2 ms	700 KB	Output is correct
18	Correct	2 ms	700 KB	Output is correct
19	Correct	2 ms	700 KB	Output is correct
20	Correct	2 ms	700 KB	Output is correct
21	Correct	2 ms	700 KB	Output is correct
22	Correct	2 ms	700 KB	Output is correct
23	Correct	2 ms	700 KB	Output is correct
24	Correct	2 ms	700 KB	Output is correct
25	Correct	2 ms	700 KB	Output is correct
26	Correct	2 ms	700 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	500 KB	Output is correct
3	Correct	2 ms	536 KB	Output is correct
4	Correct	2 ms	536 KB	Output is correct
5	Correct	2 ms	536 KB	Output is correct
6	Correct	2 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	536 KB	Output is correct
12	Correct	2 ms	536 KB	Output is correct
13	Correct	2 ms	536 KB	Output is correct
14	Correct	2 ms	552 KB	Output is correct
15	Correct	2 ms	700 KB	Output is correct
16	Correct	2 ms	700 KB	Output is correct
17	Correct	2 ms	700 KB	Output is correct
18	Correct	2 ms	700 KB	Output is correct
19	Correct	2 ms	700 KB	Output is correct
20	Correct	2 ms	700 KB	Output is correct
21	Correct	2 ms	700 KB	Output is correct
22	Correct	2 ms	700 KB	Output is correct
23	Correct	2 ms	700 KB	Output is correct
24	Correct	2 ms	700 KB	Output is correct
25	Correct	2 ms	700 KB	Output is correct
26	Correct	2 ms	700 KB	Output is correct
27	Correct	4 ms	700 KB	Output is correct
28	Correct	2 ms	700 KB	Output is correct
29	Correct	2 ms	700 KB	Output is correct
30	Correct	2 ms	700 KB	Output is correct
31	Correct	2 ms	700 KB	Output is correct
32	Correct	3 ms	708 KB	Output is correct
33	Correct	3 ms	712 KB	Output is correct
34	Correct	3 ms	732 KB	Output is correct
35	Correct	3 ms	736 KB	Output is correct
36	Correct	3 ms	740 KB	Output is correct
37	Correct	4 ms	744 KB	Output is correct
38	Correct	4 ms	748 KB	Output is correct

Subtask #4
0 / 55.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	500 KB	Output is correct
3	Correct	2 ms	536 KB	Output is correct
4	Correct	2 ms	536 KB	Output is correct
5	Correct	2 ms	536 KB	Output is correct
6	Correct	2 ms	536 KB	Output is correct
7	Correct	2 ms	536 KB	Output is correct
8	Correct	2 ms	536 KB	Output is correct
9	Correct	2 ms	536 KB	Output is correct
10	Correct	2 ms	536 KB	Output is correct
11	Correct	2 ms	536 KB	Output is correct
12	Correct	2 ms	536 KB	Output is correct
13	Correct	2 ms	536 KB	Output is correct
14	Correct	2 ms	552 KB	Output is correct
15	Correct	2 ms	700 KB	Output is correct
16	Correct	2 ms	700 KB	Output is correct
17	Correct	2 ms	700 KB	Output is correct
18	Correct	2 ms	700 KB	Output is correct
19	Correct	2 ms	700 KB	Output is correct
20	Correct	2 ms	700 KB	Output is correct
21	Correct	2 ms	700 KB	Output is correct
22	Correct	2 ms	700 KB	Output is correct
23	Correct	2 ms	700 KB	Output is correct
24	Correct	2 ms	700 KB	Output is correct
25	Correct	2 ms	700 KB	Output is correct
26	Correct	2 ms	700 KB	Output is correct
27	Correct	4 ms	700 KB	Output is correct
28	Correct	2 ms	700 KB	Output is correct
29	Correct	2 ms	700 KB	Output is correct
30	Correct	2 ms	700 KB	Output is correct
31	Correct	2 ms	700 KB	Output is correct
32	Correct	3 ms	708 KB	Output is correct
33	Correct	3 ms	712 KB	Output is correct
34	Correct	3 ms	732 KB	Output is correct
35	Correct	3 ms	736 KB	Output is correct
36	Correct	3 ms	740 KB	Output is correct
37	Correct	4 ms	744 KB	Output is correct
38	Correct	4 ms	748 KB	Output is correct
39	Execution timed out	1543 ms	5900 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

답안 #91102

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 20.0 / 20.0

Subtask #4 0 / 55.0

Subtask #1
9.0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
20.0 / 20.0

Subtask #4
0 / 55.0