oj.uz

Submission #93075

# Submission time Handle Problem Language Result Execution time Memory
93075 2019-01-06T11:36:17 Z emil_physmath Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 27520 KB 
#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <bitset>
#include <cmath>
#include <cstring>
#include <vector>
using namespace std;
const int MAXN=275;

int a[MAXN];
bool isNotAns[501*501];

vector<int> NotPossSums(int arr[], int n);
int main()
{
	int n, sum=0;
	cin>>n;
	for (int i=0; i<n; i++)
	{
		cin>>a[i];
		sum+=a[i];
	}
	vector<int> temp=NotPossSums(a, n);
	auto it=lower_bound(temp.begin(), temp.end(), sum/2);
	if (sum%2 || (it!=temp.end() && *it==sum/2)) {
		cout<<"0\n";
		return 0;
	}
	for (int j=0; j<n; j++)
	{
		swap(a[j], a[n-1]);
		vector<int> temp=NotPossSums(a, n-1);
		swap(a[j], a[n-1]);
		for (int x=1; x<=sum; x++)
			if ((sum-a[j]+x)%2 || (sum-a[j]+x)/2-x<0)
				isNotAns[x]=true;
		for (int i=0; i<temp.size(); i++)
		{
			int cur=temp[i];
			if (sum-a[j]-2*cur>0) isNotAns[sum-a[j]-2*cur]=true;
		}
	}
	vector<int> ans;
	for (int x=1; x<=sum; x++)
		if (!isNotAns[x])
			ans.push_back(x);
	cout<<ans.size()<<'\n';
	for (int i=0; i<ans.size(); i++)
		cout<<ans[i]<<' ';
	cout<<'\n';

	char I;
	cin >> I;
	return 0;
}

bool dp[MAXN][100000];
vector<int> NotPossSums(int arr[], int n)
{
	int sum=0;
	for (int i=0; i<n; i++)
		sum+=arr[i];
	memset(dp, 0, sizeof(dp));
	for (int i=0; i<=n; i++)
		dp[i][0]=true;
	for (int i=1; i<=n; i++)
	{
		dp[i][arr[i-1]]=true;
		for (int j=1; j<=sum; j++)
		{
			if (dp[i-1][j]==true)
			{
				dp[i][j]=true;
				dp[i][j+arr[i-1]]=true;
			}
		}
	}
	vector<int> res;
	for (int j=0; j<=sum; j++)
		if (!dp[n][j])
			res.push_back(j);
	return res;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:38:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i=0; i<temp.size(); i++)
                 ~^~~~~~~~~~~~
bootfall.cpp:49:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<ans.size(); i++)
                ~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct
10 Correct 178 ms 27280 KB Output is correct
11 Correct 107 ms 27256 KB Output is correct
12 Correct 130 ms 27312 KB Output is correct
13 Correct 80 ms 27228 KB Output is correct
14 Correct 117 ms 27384 KB Output is correct
15 Correct 114 ms 27256 KB Output is correct
16 Correct 103 ms 27272 KB Output is correct
17 Correct 78 ms 27256 KB Output is correct
18 Correct 77 ms 27212 KB Output is correct
19 Correct 125 ms 27256 KB Output is correct
20 Correct 111 ms 27260 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct
10 Correct 178 ms 27280 KB Output is correct
11 Correct 107 ms 27256 KB Output is correct
12 Correct 130 ms 27312 KB Output is correct
13 Correct 80 ms 27228 KB Output is correct
14 Correct 117 ms 27384 KB Output is correct
15 Correct 114 ms 27256 KB Output is correct
16 Correct 103 ms 27272 KB Output is correct
17 Correct 78 ms 27256 KB Output is correct
18 Correct 77 ms 27212 KB Output is correct
19 Correct 125 ms 27256 KB Output is correct
20 Correct 111 ms 27260 KB Output is correct
21 Correct 216 ms 27276 KB Output is correct
22 Correct 209 ms 27256 KB Output is correct
23 Correct 169 ms 27356 KB Output is correct
24 Correct 315 ms 27332 KB Output is correct
25 Correct 330 ms 27356 KB Output is correct
26 Correct 496 ms 27356 KB Output is correct
27 Correct 507 ms 27512 KB Output is correct
28 Correct 388 ms 27384 KB Output is correct
29 Correct 563 ms 27516 KB Output is correct
30 Correct 422 ms 27256 KB Output is correct
31 Correct 536 ms 27384 KB Output is correct
32 Correct 564 ms 27356 KB Output is correct
33 Correct 573 ms 27512 KB Output is correct
34 Correct 613 ms 27520 KB Output is correct
35 Correct 665 ms 27256 KB Output is correct
36 Correct 519 ms 27384 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct
10 Correct 178 ms 27280 KB Output is correct
11 Correct 107 ms 27256 KB Output is correct
12 Correct 130 ms 27312 KB Output is correct
13 Correct 80 ms 27228 KB Output is correct
14 Correct 117 ms 27384 KB Output is correct
15 Correct 114 ms 27256 KB Output is correct
16 Correct 103 ms 27272 KB Output is correct
17 Correct 78 ms 27256 KB Output is correct
18 Correct 77 ms 27212 KB Output is correct
19 Correct 125 ms 27256 KB Output is correct
20 Correct 111 ms 27260 KB Output is correct
21 Correct 216 ms 27276 KB Output is correct
22 Correct 209 ms 27256 KB Output is correct
23 Correct 169 ms 27356 KB Output is correct
24 Correct 315 ms 27332 KB Output is correct
25 Correct 330 ms 27356 KB Output is correct
26 Correct 496 ms 27356 KB Output is correct
27 Correct 507 ms 27512 KB Output is correct
28 Correct 388 ms 27384 KB Output is correct
29 Correct 563 ms 27516 KB Output is correct
30 Correct 422 ms 27256 KB Output is correct
31 Correct 536 ms 27384 KB Output is correct
32 Correct 564 ms 27356 KB Output is correct
33 Correct 573 ms 27512 KB Output is correct
34 Correct 613 ms 27520 KB Output is correct
35 Correct 665 ms 27256 KB Output is correct
36 Correct 519 ms 27384 KB Output is correct
37 Execution timed out 1068 ms 27256 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct
10 Correct 178 ms 27280 KB Output is correct
11 Correct 107 ms 27256 KB Output is correct
12 Correct 130 ms 27312 KB Output is correct
13 Correct 80 ms 27228 KB Output is correct
14 Correct 117 ms 27384 KB Output is correct
15 Correct 114 ms 27256 KB Output is correct
16 Correct 103 ms 27272 KB Output is correct
17 Correct 78 ms 27256 KB Output is correct
18 Correct 77 ms 27212 KB Output is correct
19 Correct 125 ms 27256 KB Output is correct
20 Correct 111 ms 27260 KB Output is correct
21 Correct 216 ms 27276 KB Output is correct
22 Correct 209 ms 27256 KB Output is correct
23 Correct 169 ms 27356 KB Output is correct
24 Correct 315 ms 27332 KB Output is correct
25 Correct 330 ms 27356 KB Output is correct
26 Correct 496 ms 27356 KB Output is correct
27 Correct 507 ms 27512 KB Output is correct
28 Correct 388 ms 27384 KB Output is correct
29 Correct 563 ms 27516 KB Output is correct
30 Correct 422 ms 27256 KB Output is correct
31 Correct 536 ms 27384 KB Output is correct
32 Correct 564 ms 27356 KB Output is correct
33 Correct 573 ms 27512 KB Output is correct
34 Correct 613 ms 27520 KB Output is correct
35 Correct 665 ms 27256 KB Output is correct
36 Correct 519 ms 27384 KB Output is correct
37 Execution timed out 1068 ms 27256 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 27256 KB Output is correct
2 Correct 60 ms 27256 KB Output is correct
3 Correct 25 ms 27256 KB Output is correct
4 Correct 48 ms 27384 KB Output is correct
5 Correct 99 ms 27188 KB Output is correct
6 Correct 66 ms 27256 KB Output is correct
7 Correct 63 ms 27384 KB Output is correct
8 Correct 105 ms 27256 KB Output is correct
9 Correct 57 ms 27256 KB Output is correct
10 Correct 178 ms 27280 KB Output is correct
11 Correct 107 ms 27256 KB Output is correct
12 Correct 130 ms 27312 KB Output is correct
13 Correct 80 ms 27228 KB Output is correct
14 Correct 117 ms 27384 KB Output is correct
15 Correct 114 ms 27256 KB Output is correct
16 Correct 103 ms 27272 KB Output is correct
17 Correct 78 ms 27256 KB Output is correct
18 Correct 77 ms 27212 KB Output is correct
19 Correct 125 ms 27256 KB Output is correct
20 Correct 111 ms 27260 KB Output is correct
21 Correct 216 ms 27276 KB Output is correct
22 Correct 209 ms 27256 KB Output is correct
23 Correct 169 ms 27356 KB Output is correct
24 Correct 315 ms 27332 KB Output is correct
25 Correct 330 ms 27356 KB Output is correct
26 Correct 496 ms 27356 KB Output is correct
27 Correct 507 ms 27512 KB Output is correct
28 Correct 388 ms 27384 KB Output is correct
29 Correct 563 ms 27516 KB Output is correct
30 Correct 422 ms 27256 KB Output is correct
31 Correct 536 ms 27384 KB Output is correct
32 Correct 564 ms 27356 KB Output is correct
33 Correct 573 ms 27512 KB Output is correct
34 Correct 613 ms 27520 KB Output is correct
35 Correct 665 ms 27256 KB Output is correct
36 Correct 519 ms 27384 KB Output is correct
37 Execution timed out 1068 ms 27256 KB Time limit exceeded
38 Halted 0 ms 0 KB -