oj.uz

Submission #77118

# Submission time Handle Problem Language Result Execution time Memory
77118 2018-09-22T13:34:46 Z zetapi Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 8656 KB 
#include "bits/stdc++.h"
using namespace std;

#define pb  push_back
#define mp  make_pair
#define ll  long long
#define int long long
#define itr iterator

typedef pair<ll,ll> pii;

const ll MAX=3e5+9;
const ll LIM=3e5;
const ll mod=1e9+7;

bitset<500*500+9> bs;

set<ll> candidate;

ll N,sum,arr[500*500+9],dp[500*500+9];

void TakeMod(ll &X,ll Y)
{
	while(X<0)
		X+=Y;
	while(X>=Y)
		X-=Y;
	return ;
}

void add(ll X)
{
	sum+=X;
	for(int A=500*500;A>=X;A--)
	{
		dp[A]+=dp[A-X];
		TakeMod(dp[A],mod);
	}
	return ;
}

void remove(ll X)
{
	sum-=X;
	for(int A=X;A<=500*500;A++)
	{
		dp[A]-=dp[A-X];
		TakeMod(dp[A],mod);
	}
	return ;
}

signed main()
{
	ios_base::sync_with_stdio(false);

	dp[0]=1;
	cin>>N;
	for(int A=1;A<=N;A++)
	{
		cin>>arr[A];
		add(arr[A]);
	}
	if(sum%2 or (!dp[sum/2]))
		return cout<<0,0;
	for(int A=1;A<=sum;A++)
		candidate.insert(A);
	for(int A=1;A<=N;A++)
	{
		remove(arr[A]);
		vector<int> lol;
		for(auto B:candidate)
		{
			if(B>sum or (sum+B)%2 or (!dp[(sum+B)/2]))
				lol.pb(B);
		}
		for(auto B:lol)
			candidate.erase(B);
		add(arr[A]);
	}
	cout<<candidate.size()<<"\n";
	for(auto A:candidate)
		cout<<A<<" ";
	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct
10 Correct 42 ms 2780 KB Output is correct
11 Correct 43 ms 2780 KB Output is correct
12 Correct 36 ms 2780 KB Output is correct
13 Correct 34 ms 2780 KB Output is correct
14 Correct 36 ms 2780 KB Output is correct
15 Correct 35 ms 2780 KB Output is correct
16 Correct 37 ms 2780 KB Output is correct
17 Correct 24 ms 2780 KB Output is correct
18 Correct 30 ms 2780 KB Output is correct
19 Correct 31 ms 2780 KB Output is correct
20 Correct 40 ms 2780 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct
10 Correct 42 ms 2780 KB Output is correct
11 Correct 43 ms 2780 KB Output is correct
12 Correct 36 ms 2780 KB Output is correct
13 Correct 34 ms 2780 KB Output is correct
14 Correct 36 ms 2780 KB Output is correct
15 Correct 35 ms 2780 KB Output is correct
16 Correct 37 ms 2780 KB Output is correct
17 Correct 24 ms 2780 KB Output is correct
18 Correct 30 ms 2780 KB Output is correct
19 Correct 31 ms 2780 KB Output is correct
20 Correct 40 ms 2780 KB Output is correct
21 Correct 76 ms 2804 KB Output is correct
22 Correct 91 ms 2880 KB Output is correct
23 Correct 63 ms 2880 KB Output is correct
24 Correct 113 ms 2920 KB Output is correct
25 Correct 116 ms 3264 KB Output is correct
26 Correct 122 ms 3324 KB Output is correct
27 Correct 122 ms 3328 KB Output is correct
28 Correct 123 ms 3328 KB Output is correct
29 Correct 127 ms 3340 KB Output is correct
30 Correct 122 ms 3340 KB Output is correct
31 Correct 122 ms 3340 KB Output is correct
32 Correct 122 ms 3340 KB Output is correct
33 Correct 109 ms 3372 KB Output is correct
34 Correct 118 ms 3412 KB Output is correct
35 Correct 124 ms 3412 KB Output is correct
36 Correct 124 ms 3412 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct
10 Correct 42 ms 2780 KB Output is correct
11 Correct 43 ms 2780 KB Output is correct
12 Correct 36 ms 2780 KB Output is correct
13 Correct 34 ms 2780 KB Output is correct
14 Correct 36 ms 2780 KB Output is correct
15 Correct 35 ms 2780 KB Output is correct
16 Correct 37 ms 2780 KB Output is correct
17 Correct 24 ms 2780 KB Output is correct
18 Correct 30 ms 2780 KB Output is correct
19 Correct 31 ms 2780 KB Output is correct
20 Correct 40 ms 2780 KB Output is correct
21 Correct 76 ms 2804 KB Output is correct
22 Correct 91 ms 2880 KB Output is correct
23 Correct 63 ms 2880 KB Output is correct
24 Correct 113 ms 2920 KB Output is correct
25 Correct 116 ms 3264 KB Output is correct
26 Correct 122 ms 3324 KB Output is correct
27 Correct 122 ms 3328 KB Output is correct
28 Correct 123 ms 3328 KB Output is correct
29 Correct 127 ms 3340 KB Output is correct
30 Correct 122 ms 3340 KB Output is correct
31 Correct 122 ms 3340 KB Output is correct
32 Correct 122 ms 3340 KB Output is correct
33 Correct 109 ms 3372 KB Output is correct
34 Correct 118 ms 3412 KB Output is correct
35 Correct 124 ms 3412 KB Output is correct
36 Correct 124 ms 3412 KB Output is correct
37 Correct 310 ms 3848 KB Output is correct
38 Correct 300 ms 3956 KB Output is correct
39 Correct 290 ms 6356 KB Output is correct
40 Correct 486 ms 6356 KB Output is correct
41 Correct 319 ms 7388 KB Output is correct
42 Correct 422 ms 7388 KB Output is correct
43 Correct 550 ms 7388 KB Output is correct
44 Correct 569 ms 7388 KB Output is correct
45 Correct 565 ms 7388 KB Output is correct
46 Correct 347 ms 7388 KB Output is correct
47 Correct 450 ms 7388 KB Output is correct
48 Correct 535 ms 7388 KB Output is correct
49 Correct 422 ms 7388 KB Output is correct
50 Correct 464 ms 7388 KB Output is correct
51 Correct 114 ms 7388 KB Output is correct
52 Correct 635 ms 7388 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct
10 Correct 42 ms 2780 KB Output is correct
11 Correct 43 ms 2780 KB Output is correct
12 Correct 36 ms 2780 KB Output is correct
13 Correct 34 ms 2780 KB Output is correct
14 Correct 36 ms 2780 KB Output is correct
15 Correct 35 ms 2780 KB Output is correct
16 Correct 37 ms 2780 KB Output is correct
17 Correct 24 ms 2780 KB Output is correct
18 Correct 30 ms 2780 KB Output is correct
19 Correct 31 ms 2780 KB Output is correct
20 Correct 40 ms 2780 KB Output is correct
21 Correct 76 ms 2804 KB Output is correct
22 Correct 91 ms 2880 KB Output is correct
23 Correct 63 ms 2880 KB Output is correct
24 Correct 113 ms 2920 KB Output is correct
25 Correct 116 ms 3264 KB Output is correct
26 Correct 122 ms 3324 KB Output is correct
27 Correct 122 ms 3328 KB Output is correct
28 Correct 123 ms 3328 KB Output is correct
29 Correct 127 ms 3340 KB Output is correct
30 Correct 122 ms 3340 KB Output is correct
31 Correct 122 ms 3340 KB Output is correct
32 Correct 122 ms 3340 KB Output is correct
33 Correct 109 ms 3372 KB Output is correct
34 Correct 118 ms 3412 KB Output is correct
35 Correct 124 ms 3412 KB Output is correct
36 Correct 124 ms 3412 KB Output is correct
37 Correct 310 ms 3848 KB Output is correct
38 Correct 300 ms 3956 KB Output is correct
39 Correct 290 ms 6356 KB Output is correct
40 Correct 486 ms 6356 KB Output is correct
41 Correct 319 ms 7388 KB Output is correct
42 Correct 422 ms 7388 KB Output is correct
43 Correct 550 ms 7388 KB Output is correct
44 Correct 569 ms 7388 KB Output is correct
45 Correct 565 ms 7388 KB Output is correct
46 Correct 347 ms 7388 KB Output is correct
47 Correct 450 ms 7388 KB Output is correct
48 Correct 535 ms 7388 KB Output is correct
49 Correct 422 ms 7388 KB Output is correct
50 Correct 464 ms 7388 KB Output is correct
51 Correct 114 ms 7388 KB Output is correct
52 Correct 635 ms 7388 KB Output is correct
53 Correct 586 ms 7388 KB Output is correct
54 Correct 774 ms 7388 KB Output is correct
55 Execution timed out 1063 ms 8656 KB Time limit exceeded
56 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 2296 KB Output is correct
2 Correct 11 ms 2432 KB Output is correct
3 Correct 7 ms 2472 KB Output is correct
4 Correct 9 ms 2472 KB Output is correct
5 Correct 18 ms 2576 KB Output is correct
6 Correct 16 ms 2576 KB Output is correct
7 Correct 11 ms 2576 KB Output is correct
8 Correct 18 ms 2780 KB Output is correct
9 Correct 16 ms 2780 KB Output is correct
10 Correct 42 ms 2780 KB Output is correct
11 Correct 43 ms 2780 KB Output is correct
12 Correct 36 ms 2780 KB Output is correct
13 Correct 34 ms 2780 KB Output is correct
14 Correct 36 ms 2780 KB Output is correct
15 Correct 35 ms 2780 KB Output is correct
16 Correct 37 ms 2780 KB Output is correct
17 Correct 24 ms 2780 KB Output is correct
18 Correct 30 ms 2780 KB Output is correct
19 Correct 31 ms 2780 KB Output is correct
20 Correct 40 ms 2780 KB Output is correct
21 Correct 76 ms 2804 KB Output is correct
22 Correct 91 ms 2880 KB Output is correct
23 Correct 63 ms 2880 KB Output is correct
24 Correct 113 ms 2920 KB Output is correct
25 Correct 116 ms 3264 KB Output is correct
26 Correct 122 ms 3324 KB Output is correct
27 Correct 122 ms 3328 KB Output is correct
28 Correct 123 ms 3328 KB Output is correct
29 Correct 127 ms 3340 KB Output is correct
30 Correct 122 ms 3340 KB Output is correct
31 Correct 122 ms 3340 KB Output is correct
32 Correct 122 ms 3340 KB Output is correct
33 Correct 109 ms 3372 KB Output is correct
34 Correct 118 ms 3412 KB Output is correct
35 Correct 124 ms 3412 KB Output is correct
36 Correct 124 ms 3412 KB Output is correct
37 Correct 310 ms 3848 KB Output is correct
38 Correct 300 ms 3956 KB Output is correct
39 Correct 290 ms 6356 KB Output is correct
40 Correct 486 ms 6356 KB Output is correct
41 Correct 319 ms 7388 KB Output is correct
42 Correct 422 ms 7388 KB Output is correct
43 Correct 550 ms 7388 KB Output is correct
44 Correct 569 ms 7388 KB Output is correct
45 Correct 565 ms 7388 KB Output is correct
46 Correct 347 ms 7388 KB Output is correct
47 Correct 450 ms 7388 KB Output is correct
48 Correct 535 ms 7388 KB Output is correct
49 Correct 422 ms 7388 KB Output is correct
50 Correct 464 ms 7388 KB Output is correct
51 Correct 114 ms 7388 KB Output is correct
52 Correct 635 ms 7388 KB Output is correct
53 Correct 586 ms 7388 KB Output is correct
54 Correct 774 ms 7388 KB Output is correct
55 Execution timed out 1063 ms 8656 KB Time limit exceeded
56 Halted 0 ms 0 KB -