oj.uz

Submission #77119

# Submission time Handle Problem Language Result Execution time Memory
77119 2018-09-22T13:37:52 Z zetapi Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 13996 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);
		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];
		//TakeMod(dp[A],mod);
		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 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct
10 Correct 28 ms 2648 KB Output is correct
11 Correct 34 ms 2648 KB Output is correct
12 Correct 36 ms 2648 KB Output is correct
13 Correct 27 ms 2648 KB Output is correct
14 Correct 30 ms 2656 KB Output is correct
15 Correct 31 ms 2668 KB Output is correct
16 Correct 34 ms 2668 KB Output is correct
17 Correct 22 ms 2668 KB Output is correct
18 Correct 25 ms 2668 KB Output is correct
19 Correct 33 ms 2668 KB Output is correct
20 Correct 30 ms 2784 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct
10 Correct 28 ms 2648 KB Output is correct
11 Correct 34 ms 2648 KB Output is correct
12 Correct 36 ms 2648 KB Output is correct
13 Correct 27 ms 2648 KB Output is correct
14 Correct 30 ms 2656 KB Output is correct
15 Correct 31 ms 2668 KB Output is correct
16 Correct 34 ms 2668 KB Output is correct
17 Correct 22 ms 2668 KB Output is correct
18 Correct 25 ms 2668 KB Output is correct
19 Correct 33 ms 2668 KB Output is correct
20 Correct 30 ms 2784 KB Output is correct
21 Correct 63 ms 2784 KB Output is correct
22 Correct 69 ms 2784 KB Output is correct
23 Correct 70 ms 2828 KB Output is correct
24 Correct 98 ms 2912 KB Output is correct
25 Correct 92 ms 3220 KB Output is correct
26 Correct 98 ms 3220 KB Output is correct
27 Correct 95 ms 3220 KB Output is correct
28 Correct 101 ms 3220 KB Output is correct
29 Correct 100 ms 3220 KB Output is correct
30 Correct 90 ms 3220 KB Output is correct
31 Correct 96 ms 3220 KB Output is correct
32 Correct 112 ms 3220 KB Output is correct
33 Correct 90 ms 3244 KB Output is correct
34 Correct 96 ms 3244 KB Output is correct
35 Correct 86 ms 3244 KB Output is correct
36 Correct 101 ms 3244 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct
10 Correct 28 ms 2648 KB Output is correct
11 Correct 34 ms 2648 KB Output is correct
12 Correct 36 ms 2648 KB Output is correct
13 Correct 27 ms 2648 KB Output is correct
14 Correct 30 ms 2656 KB Output is correct
15 Correct 31 ms 2668 KB Output is correct
16 Correct 34 ms 2668 KB Output is correct
17 Correct 22 ms 2668 KB Output is correct
18 Correct 25 ms 2668 KB Output is correct
19 Correct 33 ms 2668 KB Output is correct
20 Correct 30 ms 2784 KB Output is correct
21 Correct 63 ms 2784 KB Output is correct
22 Correct 69 ms 2784 KB Output is correct
23 Correct 70 ms 2828 KB Output is correct
24 Correct 98 ms 2912 KB Output is correct
25 Correct 92 ms 3220 KB Output is correct
26 Correct 98 ms 3220 KB Output is correct
27 Correct 95 ms 3220 KB Output is correct
28 Correct 101 ms 3220 KB Output is correct
29 Correct 100 ms 3220 KB Output is correct
30 Correct 90 ms 3220 KB Output is correct
31 Correct 96 ms 3220 KB Output is correct
32 Correct 112 ms 3220 KB Output is correct
33 Correct 90 ms 3244 KB Output is correct
34 Correct 96 ms 3244 KB Output is correct
35 Correct 86 ms 3244 KB Output is correct
36 Correct 101 ms 3244 KB Output is correct
37 Correct 215 ms 3756 KB Output is correct
38 Correct 214 ms 3756 KB Output is correct
39 Correct 226 ms 6188 KB Output is correct
40 Correct 306 ms 6188 KB Output is correct
41 Correct 267 ms 7204 KB Output is correct
42 Correct 275 ms 7204 KB Output is correct
43 Correct 316 ms 7204 KB Output is correct
44 Correct 340 ms 7204 KB Output is correct
45 Correct 356 ms 7204 KB Output is correct
46 Correct 228 ms 7204 KB Output is correct
47 Correct 290 ms 7204 KB Output is correct
48 Correct 333 ms 7204 KB Output is correct
49 Correct 258 ms 7204 KB Output is correct
50 Correct 290 ms 7204 KB Output is correct
51 Correct 77 ms 7204 KB Output is correct
52 Correct 398 ms 7204 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct
10 Correct 28 ms 2648 KB Output is correct
11 Correct 34 ms 2648 KB Output is correct
12 Correct 36 ms 2648 KB Output is correct
13 Correct 27 ms 2648 KB Output is correct
14 Correct 30 ms 2656 KB Output is correct
15 Correct 31 ms 2668 KB Output is correct
16 Correct 34 ms 2668 KB Output is correct
17 Correct 22 ms 2668 KB Output is correct
18 Correct 25 ms 2668 KB Output is correct
19 Correct 33 ms 2668 KB Output is correct
20 Correct 30 ms 2784 KB Output is correct
21 Correct 63 ms 2784 KB Output is correct
22 Correct 69 ms 2784 KB Output is correct
23 Correct 70 ms 2828 KB Output is correct
24 Correct 98 ms 2912 KB Output is correct
25 Correct 92 ms 3220 KB Output is correct
26 Correct 98 ms 3220 KB Output is correct
27 Correct 95 ms 3220 KB Output is correct
28 Correct 101 ms 3220 KB Output is correct
29 Correct 100 ms 3220 KB Output is correct
30 Correct 90 ms 3220 KB Output is correct
31 Correct 96 ms 3220 KB Output is correct
32 Correct 112 ms 3220 KB Output is correct
33 Correct 90 ms 3244 KB Output is correct
34 Correct 96 ms 3244 KB Output is correct
35 Correct 86 ms 3244 KB Output is correct
36 Correct 101 ms 3244 KB Output is correct
37 Correct 215 ms 3756 KB Output is correct
38 Correct 214 ms 3756 KB Output is correct
39 Correct 226 ms 6188 KB Output is correct
40 Correct 306 ms 6188 KB Output is correct
41 Correct 267 ms 7204 KB Output is correct
42 Correct 275 ms 7204 KB Output is correct
43 Correct 316 ms 7204 KB Output is correct
44 Correct 340 ms 7204 KB Output is correct
45 Correct 356 ms 7204 KB Output is correct
46 Correct 228 ms 7204 KB Output is correct
47 Correct 290 ms 7204 KB Output is correct
48 Correct 333 ms 7204 KB Output is correct
49 Correct 258 ms 7204 KB Output is correct
50 Correct 290 ms 7204 KB Output is correct
51 Correct 77 ms 7204 KB Output is correct
52 Correct 398 ms 7204 KB Output is correct
53 Correct 393 ms 7204 KB Output is correct
54 Correct 482 ms 7204 KB Output is correct
55 Correct 637 ms 8504 KB Output is correct
56 Correct 436 ms 8504 KB Output is correct
57 Correct 697 ms 8892 KB Output is correct
58 Correct 507 ms 8892 KB Output is correct
59 Correct 549 ms 8892 KB Output is correct
60 Correct 103 ms 8892 KB Output is correct
61 Correct 574 ms 8892 KB Output is correct
62 Correct 586 ms 8892 KB Output is correct
63 Correct 587 ms 8892 KB Output is correct
64 Correct 552 ms 8892 KB Output is correct
65 Correct 299 ms 8892 KB Output is correct
66 Correct 324 ms 8892 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 2296 KB Output is correct
2 Correct 10 ms 2472 KB Output is correct
3 Correct 6 ms 2496 KB Output is correct
4 Correct 8 ms 2536 KB Output is correct
5 Correct 16 ms 2560 KB Output is correct
6 Correct 13 ms 2560 KB Output is correct
7 Correct 9 ms 2560 KB Output is correct
8 Correct 14 ms 2648 KB Output is correct
9 Correct 13 ms 2648 KB Output is correct
10 Correct 28 ms 2648 KB Output is correct
11 Correct 34 ms 2648 KB Output is correct
12 Correct 36 ms 2648 KB Output is correct
13 Correct 27 ms 2648 KB Output is correct
14 Correct 30 ms 2656 KB Output is correct
15 Correct 31 ms 2668 KB Output is correct
16 Correct 34 ms 2668 KB Output is correct
17 Correct 22 ms 2668 KB Output is correct
18 Correct 25 ms 2668 KB Output is correct
19 Correct 33 ms 2668 KB Output is correct
20 Correct 30 ms 2784 KB Output is correct
21 Correct 63 ms 2784 KB Output is correct
22 Correct 69 ms 2784 KB Output is correct
23 Correct 70 ms 2828 KB Output is correct
24 Correct 98 ms 2912 KB Output is correct
25 Correct 92 ms 3220 KB Output is correct
26 Correct 98 ms 3220 KB Output is correct
27 Correct 95 ms 3220 KB Output is correct
28 Correct 101 ms 3220 KB Output is correct
29 Correct 100 ms 3220 KB Output is correct
30 Correct 90 ms 3220 KB Output is correct
31 Correct 96 ms 3220 KB Output is correct
32 Correct 112 ms 3220 KB Output is correct
33 Correct 90 ms 3244 KB Output is correct
34 Correct 96 ms 3244 KB Output is correct
35 Correct 86 ms 3244 KB Output is correct
36 Correct 101 ms 3244 KB Output is correct
37 Correct 215 ms 3756 KB Output is correct
38 Correct 214 ms 3756 KB Output is correct
39 Correct 226 ms 6188 KB Output is correct
40 Correct 306 ms 6188 KB Output is correct
41 Correct 267 ms 7204 KB Output is correct
42 Correct 275 ms 7204 KB Output is correct
43 Correct 316 ms 7204 KB Output is correct
44 Correct 340 ms 7204 KB Output is correct
45 Correct 356 ms 7204 KB Output is correct
46 Correct 228 ms 7204 KB Output is correct
47 Correct 290 ms 7204 KB Output is correct
48 Correct 333 ms 7204 KB Output is correct
49 Correct 258 ms 7204 KB Output is correct
50 Correct 290 ms 7204 KB Output is correct
51 Correct 77 ms 7204 KB Output is correct
52 Correct 398 ms 7204 KB Output is correct
53 Correct 393 ms 7204 KB Output is correct
54 Correct 482 ms 7204 KB Output is correct
55 Correct 637 ms 8504 KB Output is correct
56 Correct 436 ms 8504 KB Output is correct
57 Correct 697 ms 8892 KB Output is correct
58 Correct 507 ms 8892 KB Output is correct
59 Correct 549 ms 8892 KB Output is correct
60 Correct 103 ms 8892 KB Output is correct
61 Correct 574 ms 8892 KB Output is correct
62 Correct 586 ms 8892 KB Output is correct
63 Correct 587 ms 8892 KB Output is correct
64 Correct 552 ms 8892 KB Output is correct
65 Correct 299 ms 8892 KB Output is correct
66 Correct 324 ms 8892 KB Output is correct
67 Correct 664 ms 8892 KB Output is correct
68 Correct 163 ms 8892 KB Output is correct
69 Execution timed out 1077 ms 13996 KB Time limit exceeded
70 Halted 0 ms 0 KB -