Submission #77120

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
77120	2018-09-22T13:39:25 Z	zetapi	Bootfall (IZhO17_bootfall)	C++14	65 / 100	1000 ms	12248 KB

bootfall

#include "bits/stdc++.h"
using namespace std;

#define pb  push_back
#define mp  make_pair
#define ll  int
#define int int
#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 add(ll X)
{
	sum+=X;
	for(int A=500*500;A>=X;A--)
	{
		dp[A]+=dp[A-X];
		if(dp[A]>=mod)
			dp[A]-=mod;
	}
	return ;
}

void remove(ll X)
{
	sum-=X;
	for(int A=X;A<=500*500;A++)
	{
		dp[A]-=dp[A-X];
		if(dp[A]<0)
			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	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct
10	Correct	27 ms	1736 KB	Output is correct
11	Correct	29 ms	1736 KB	Output is correct
12	Correct	28 ms	1736 KB	Output is correct
13	Correct	26 ms	1736 KB	Output is correct
14	Correct	29 ms	1736 KB	Output is correct
15	Correct	27 ms	1736 KB	Output is correct
16	Correct	31 ms	1736 KB	Output is correct
17	Correct	21 ms	1736 KB	Output is correct
18	Correct	26 ms	1736 KB	Output is correct
19	Correct	25 ms	1736 KB	Output is correct
20	Correct	28 ms	1736 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct
10	Correct	27 ms	1736 KB	Output is correct
11	Correct	29 ms	1736 KB	Output is correct
12	Correct	28 ms	1736 KB	Output is correct
13	Correct	26 ms	1736 KB	Output is correct
14	Correct	29 ms	1736 KB	Output is correct
15	Correct	27 ms	1736 KB	Output is correct
16	Correct	31 ms	1736 KB	Output is correct
17	Correct	21 ms	1736 KB	Output is correct
18	Correct	26 ms	1736 KB	Output is correct
19	Correct	25 ms	1736 KB	Output is correct
20	Correct	28 ms	1736 KB	Output is correct
21	Correct	56 ms	1772 KB	Output is correct
22	Correct	79 ms	1868 KB	Output is correct
23	Correct	47 ms	1868 KB	Output is correct
24	Correct	89 ms	1916 KB	Output is correct
25	Correct	87 ms	2120 KB	Output is correct
26	Correct	95 ms	2180 KB	Output is correct
27	Correct	88 ms	2180 KB	Output is correct
28	Correct	88 ms	2180 KB	Output is correct
29	Correct	87 ms	2236 KB	Output is correct
30	Correct	86 ms	2236 KB	Output is correct
31	Correct	93 ms	2236 KB	Output is correct
32	Correct	89 ms	2236 KB	Output is correct
33	Correct	127 ms	2236 KB	Output is correct
34	Correct	99 ms	2236 KB	Output is correct
35	Correct	95 ms	2236 KB	Output is correct
36	Correct	91 ms	2236 KB	Output is correct

Subtask #4
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct
10	Correct	27 ms	1736 KB	Output is correct
11	Correct	29 ms	1736 KB	Output is correct
12	Correct	28 ms	1736 KB	Output is correct
13	Correct	26 ms	1736 KB	Output is correct
14	Correct	29 ms	1736 KB	Output is correct
15	Correct	27 ms	1736 KB	Output is correct
16	Correct	31 ms	1736 KB	Output is correct
17	Correct	21 ms	1736 KB	Output is correct
18	Correct	26 ms	1736 KB	Output is correct
19	Correct	25 ms	1736 KB	Output is correct
20	Correct	28 ms	1736 KB	Output is correct
21	Correct	56 ms	1772 KB	Output is correct
22	Correct	79 ms	1868 KB	Output is correct
23	Correct	47 ms	1868 KB	Output is correct
24	Correct	89 ms	1916 KB	Output is correct
25	Correct	87 ms	2120 KB	Output is correct
26	Correct	95 ms	2180 KB	Output is correct
27	Correct	88 ms	2180 KB	Output is correct
28	Correct	88 ms	2180 KB	Output is correct
29	Correct	87 ms	2236 KB	Output is correct
30	Correct	86 ms	2236 KB	Output is correct
31	Correct	93 ms	2236 KB	Output is correct
32	Correct	89 ms	2236 KB	Output is correct
33	Correct	127 ms	2236 KB	Output is correct
34	Correct	99 ms	2236 KB	Output is correct
35	Correct	95 ms	2236 KB	Output is correct
36	Correct	91 ms	2236 KB	Output is correct
37	Correct	199 ms	2708 KB	Output is correct
38	Correct	195 ms	2744 KB	Output is correct
39	Correct	223 ms	4924 KB	Output is correct
40	Correct	315 ms	4924 KB	Output is correct
41	Correct	245 ms	5692 KB	Output is correct
42	Correct	274 ms	5692 KB	Output is correct
43	Correct	310 ms	5692 KB	Output is correct
44	Correct	313 ms	5692 KB	Output is correct
45	Correct	348 ms	5692 KB	Output is correct
46	Correct	255 ms	5692 KB	Output is correct
47	Correct	269 ms	5692 KB	Output is correct
48	Correct	325 ms	5692 KB	Output is correct
49	Correct	268 ms	5692 KB	Output is correct
50	Correct	282 ms	5692 KB	Output is correct
51	Correct	70 ms	5692 KB	Output is correct
52	Correct	361 ms	5692 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct
10	Correct	27 ms	1736 KB	Output is correct
11	Correct	29 ms	1736 KB	Output is correct
12	Correct	28 ms	1736 KB	Output is correct
13	Correct	26 ms	1736 KB	Output is correct
14	Correct	29 ms	1736 KB	Output is correct
15	Correct	27 ms	1736 KB	Output is correct
16	Correct	31 ms	1736 KB	Output is correct
17	Correct	21 ms	1736 KB	Output is correct
18	Correct	26 ms	1736 KB	Output is correct
19	Correct	25 ms	1736 KB	Output is correct
20	Correct	28 ms	1736 KB	Output is correct
21	Correct	56 ms	1772 KB	Output is correct
22	Correct	79 ms	1868 KB	Output is correct
23	Correct	47 ms	1868 KB	Output is correct
24	Correct	89 ms	1916 KB	Output is correct
25	Correct	87 ms	2120 KB	Output is correct
26	Correct	95 ms	2180 KB	Output is correct
27	Correct	88 ms	2180 KB	Output is correct
28	Correct	88 ms	2180 KB	Output is correct
29	Correct	87 ms	2236 KB	Output is correct
30	Correct	86 ms	2236 KB	Output is correct
31	Correct	93 ms	2236 KB	Output is correct
32	Correct	89 ms	2236 KB	Output is correct
33	Correct	127 ms	2236 KB	Output is correct
34	Correct	99 ms	2236 KB	Output is correct
35	Correct	95 ms	2236 KB	Output is correct
36	Correct	91 ms	2236 KB	Output is correct
37	Correct	199 ms	2708 KB	Output is correct
38	Correct	195 ms	2744 KB	Output is correct
39	Correct	223 ms	4924 KB	Output is correct
40	Correct	315 ms	4924 KB	Output is correct
41	Correct	245 ms	5692 KB	Output is correct
42	Correct	274 ms	5692 KB	Output is correct
43	Correct	310 ms	5692 KB	Output is correct
44	Correct	313 ms	5692 KB	Output is correct
45	Correct	348 ms	5692 KB	Output is correct
46	Correct	255 ms	5692 KB	Output is correct
47	Correct	269 ms	5692 KB	Output is correct
48	Correct	325 ms	5692 KB	Output is correct
49	Correct	268 ms	5692 KB	Output is correct
50	Correct	282 ms	5692 KB	Output is correct
51	Correct	70 ms	5692 KB	Output is correct
52	Correct	361 ms	5692 KB	Output is correct
53	Correct	353 ms	5692 KB	Output is correct
54	Correct	442 ms	5692 KB	Output is correct
55	Correct	594 ms	7360 KB	Output is correct
56	Correct	407 ms	7360 KB	Output is correct
57	Correct	596 ms	7604 KB	Output is correct
58	Correct	461 ms	7604 KB	Output is correct
59	Correct	575 ms	7604 KB	Output is correct
60	Correct	105 ms	7604 KB	Output is correct
61	Correct	575 ms	7604 KB	Output is correct
62	Correct	542 ms	7604 KB	Output is correct
63	Correct	790 ms	7604 KB	Output is correct
64	Correct	540 ms	7604 KB	Output is correct
65	Correct	321 ms	7604 KB	Output is correct
66	Correct	359 ms	7604 KB	Output is correct

Subtask #6
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	8 ms	1400 KB	Output is correct
2	Correct	9 ms	1408 KB	Output is correct
3	Correct	4 ms	1432 KB	Output is correct
4	Correct	6 ms	1452 KB	Output is correct
5	Correct	13 ms	1620 KB	Output is correct
6	Correct	10 ms	1620 KB	Output is correct
7	Correct	8 ms	1620 KB	Output is correct
8	Correct	13 ms	1736 KB	Output is correct
9	Correct	11 ms	1736 KB	Output is correct
10	Correct	27 ms	1736 KB	Output is correct
11	Correct	29 ms	1736 KB	Output is correct
12	Correct	28 ms	1736 KB	Output is correct
13	Correct	26 ms	1736 KB	Output is correct
14	Correct	29 ms	1736 KB	Output is correct
15	Correct	27 ms	1736 KB	Output is correct
16	Correct	31 ms	1736 KB	Output is correct
17	Correct	21 ms	1736 KB	Output is correct
18	Correct	26 ms	1736 KB	Output is correct
19	Correct	25 ms	1736 KB	Output is correct
20	Correct	28 ms	1736 KB	Output is correct
21	Correct	56 ms	1772 KB	Output is correct
22	Correct	79 ms	1868 KB	Output is correct
23	Correct	47 ms	1868 KB	Output is correct
24	Correct	89 ms	1916 KB	Output is correct
25	Correct	87 ms	2120 KB	Output is correct
26	Correct	95 ms	2180 KB	Output is correct
27	Correct	88 ms	2180 KB	Output is correct
28	Correct	88 ms	2180 KB	Output is correct
29	Correct	87 ms	2236 KB	Output is correct
30	Correct	86 ms	2236 KB	Output is correct
31	Correct	93 ms	2236 KB	Output is correct
32	Correct	89 ms	2236 KB	Output is correct
33	Correct	127 ms	2236 KB	Output is correct
34	Correct	99 ms	2236 KB	Output is correct
35	Correct	95 ms	2236 KB	Output is correct
36	Correct	91 ms	2236 KB	Output is correct
37	Correct	199 ms	2708 KB	Output is correct
38	Correct	195 ms	2744 KB	Output is correct
39	Correct	223 ms	4924 KB	Output is correct
40	Correct	315 ms	4924 KB	Output is correct
41	Correct	245 ms	5692 KB	Output is correct
42	Correct	274 ms	5692 KB	Output is correct
43	Correct	310 ms	5692 KB	Output is correct
44	Correct	313 ms	5692 KB	Output is correct
45	Correct	348 ms	5692 KB	Output is correct
46	Correct	255 ms	5692 KB	Output is correct
47	Correct	269 ms	5692 KB	Output is correct
48	Correct	325 ms	5692 KB	Output is correct
49	Correct	268 ms	5692 KB	Output is correct
50	Correct	282 ms	5692 KB	Output is correct
51	Correct	70 ms	5692 KB	Output is correct
52	Correct	361 ms	5692 KB	Output is correct
53	Correct	353 ms	5692 KB	Output is correct
54	Correct	442 ms	5692 KB	Output is correct
55	Correct	594 ms	7360 KB	Output is correct
56	Correct	407 ms	7360 KB	Output is correct
57	Correct	596 ms	7604 KB	Output is correct
58	Correct	461 ms	7604 KB	Output is correct
59	Correct	575 ms	7604 KB	Output is correct
60	Correct	105 ms	7604 KB	Output is correct
61	Correct	575 ms	7604 KB	Output is correct
62	Correct	542 ms	7604 KB	Output is correct
63	Correct	790 ms	7604 KB	Output is correct
64	Correct	540 ms	7604 KB	Output is correct
65	Correct	321 ms	7604 KB	Output is correct
66	Correct	359 ms	7604 KB	Output is correct
67	Correct	620 ms	7604 KB	Output is correct
68	Correct	137 ms	7604 KB	Output is correct
69	Execution timed out	1072 ms	12248 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

Submission #77120

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 21.0

Subtask #6 0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
15.0 / 15.0

Subtask #4
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
0 / 35.0