oj.uz

Submission #93399

# Submission time Handle Problem Language Result Execution time Memory
93399 2019-01-08T08:42:22 Z emil_physmath Bootfall (IZhO17_bootfall) C++17
44 / 100
 56 ms 2268 KB 
#include <iostream>
#include <stdio.h>
#include <algorithm>
#include <cmath>
#include <vector>
using namespace std;
const int MAXN=275;
 
int a[MAXN], sum=0;
bool isAns[100000];
long long dp[100000];

void add(int);
void rem(int);
int main()
{
	int n, stSum;
	cin>>n;
	dp[0]=1;
	for (int i=0; i<n; i++)
	{
		cin>>a[i];
		add(a[i]);
	}
	stSum=sum;
	for (int i=0; i<=stSum; i++) isAns[i]=true;
	if (stSum%2 || dp[stSum/2]==0)
	{
		cout<<"0\n";
		return 0;
	}
	for (int i=0; i<n; i++)
	{
		rem(a[i]);
		for (int curAns=0; curAns<=stSum; curAns++)
			if ((sum+curAns)%2 || !dp[(sum+curAns)/2])
				isAns[curAns]=false;
		add(a[i]);
	}
	vector<int> ans;
	for (int x=1; x<=sum; x++)
		if (isAns[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;
}

void add(int k)
{
	sum+=k;
	for (int j=sum; j>=0; j--)
		dp[j+k]+=dp[j];
}
 
void rem(int k)
{
	for (int i=0; i<=sum; i++)
		dp[i+k]-=dp[i];
	sum-=k;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:45:17: 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 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 5 ms 504 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 5 ms 504 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 3 ms 376 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 5 ms 504 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 5 ms 504 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 13 ms 672 KB Output is correct
38 Correct 13 ms 632 KB Output is correct
39 Correct 44 ms 888 KB Output is correct
40 Correct 26 ms 764 KB Output is correct
41 Correct 53 ms 1016 KB Output is correct
42 Correct 22 ms 760 KB Output is correct
43 Correct 39 ms 1272 KB Output is correct
44 Correct 41 ms 1144 KB Output is correct
45 Correct 43 ms 1272 KB Output is correct
46 Correct 24 ms 632 KB Output is correct
47 Correct 23 ms 760 KB Output is correct
48 Correct 43 ms 1144 KB Output is correct
49 Correct 45 ms 1016 KB Output is correct
50 Correct 25 ms 888 KB Output is correct
51 Correct 5 ms 632 KB Output is correct
52 Correct 53 ms 1368 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 5 ms 504 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 5 ms 504 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 13 ms 672 KB Output is correct
38 Correct 13 ms 632 KB Output is correct
39 Correct 44 ms 888 KB Output is correct
40 Correct 26 ms 764 KB Output is correct
41 Correct 53 ms 1016 KB Output is correct
42 Correct 22 ms 760 KB Output is correct
43 Correct 39 ms 1272 KB Output is correct
44 Correct 41 ms 1144 KB Output is correct
45 Correct 43 ms 1272 KB Output is correct
46 Correct 24 ms 632 KB Output is correct
47 Correct 23 ms 760 KB Output is correct
48 Correct 43 ms 1144 KB Output is correct
49 Correct 45 ms 1016 KB Output is correct
50 Correct 25 ms 888 KB Output is correct
51 Correct 5 ms 632 KB Output is correct
52 Correct 53 ms 1368 KB Output is correct
53 Correct 38 ms 1016 KB Output is correct
54 Correct 56 ms 1152 KB Output is correct
55 Runtime error 17 ms 2268 KB Execution killed with signal 11 (could be triggered by violating memory limits)
56 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 3 ms 376 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 5 ms 504 KB Output is correct
27 Correct 4 ms 504 KB Output is correct
28 Correct 5 ms 504 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 3 ms 376 KB Output is correct
37 Correct 13 ms 672 KB Output is correct
38 Correct 13 ms 632 KB Output is correct
39 Correct 44 ms 888 KB Output is correct
40 Correct 26 ms 764 KB Output is correct
41 Correct 53 ms 1016 KB Output is correct
42 Correct 22 ms 760 KB Output is correct
43 Correct 39 ms 1272 KB Output is correct
44 Correct 41 ms 1144 KB Output is correct
45 Correct 43 ms 1272 KB Output is correct
46 Correct 24 ms 632 KB Output is correct
47 Correct 23 ms 760 KB Output is correct
48 Correct 43 ms 1144 KB Output is correct
49 Correct 45 ms 1016 KB Output is correct
50 Correct 25 ms 888 KB Output is correct
51 Correct 5 ms 632 KB Output is correct
52 Correct 53 ms 1368 KB Output is correct
53 Correct 38 ms 1016 KB Output is correct
54 Correct 56 ms 1152 KB Output is correct
55 Runtime error 17 ms 2268 KB Execution killed with signal 11 (could be triggered by violating memory limits)
56 Halted 0 ms 0 KB -