oj.uz

Submission #77117

# Submission time Handle Problem Language Result Execution time Memory
77117 2018-09-22T13:30:26 Z zetapi Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 3636 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;

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<=500*500;A++)
		bs[A]=1;
	for(int A=1;A<=N;A++)
	{
		remove(arr[A]);
		for(int B=1;B<=500*500;B++)
			if(B>sum or (sum+B)%2 or (!dp[(sum+B)/2]))
				bs[B]=0;
		add(arr[A]);
	}
	vector<int> vec;
	for(int A=1;A<=sum;A++)
		if(bs[A])
			vec.pb(A);
	cout<<vec.size()<<"\n";
	for(auto A:vec)
		cout<<A<<" ";
	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct
10 Correct 53 ms 2640 KB Output is correct
11 Correct 54 ms 2640 KB Output is correct
12 Correct 52 ms 2640 KB Output is correct
13 Correct 47 ms 2640 KB Output is correct
14 Correct 50 ms 2640 KB Output is correct
15 Correct 51 ms 2640 KB Output is correct
16 Correct 54 ms 2668 KB Output is correct
17 Correct 34 ms 2668 KB Output is correct
18 Correct 44 ms 2668 KB Output is correct
19 Correct 48 ms 2668 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct
10 Correct 53 ms 2640 KB Output is correct
11 Correct 54 ms 2640 KB Output is correct
12 Correct 52 ms 2640 KB Output is correct
13 Correct 47 ms 2640 KB Output is correct
14 Correct 50 ms 2640 KB Output is correct
15 Correct 51 ms 2640 KB Output is correct
16 Correct 54 ms 2668 KB Output is correct
17 Correct 34 ms 2668 KB Output is correct
18 Correct 44 ms 2668 KB Output is correct
19 Correct 48 ms 2668 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct
21 Correct 109 ms 2668 KB Output is correct
22 Correct 125 ms 2668 KB Output is correct
23 Correct 85 ms 2668 KB Output is correct
24 Correct 162 ms 2728 KB Output is correct
25 Correct 181 ms 2728 KB Output is correct
26 Correct 173 ms 2728 KB Output is correct
27 Correct 169 ms 2728 KB Output is correct
28 Correct 171 ms 2728 KB Output is correct
29 Correct 179 ms 2728 KB Output is correct
30 Correct 171 ms 2728 KB Output is correct
31 Correct 177 ms 2732 KB Output is correct
32 Correct 173 ms 2732 KB Output is correct
33 Correct 177 ms 2732 KB Output is correct
34 Correct 168 ms 2732 KB Output is correct
35 Correct 213 ms 2732 KB Output is correct
36 Correct 170 ms 2732 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct
10 Correct 53 ms 2640 KB Output is correct
11 Correct 54 ms 2640 KB Output is correct
12 Correct 52 ms 2640 KB Output is correct
13 Correct 47 ms 2640 KB Output is correct
14 Correct 50 ms 2640 KB Output is correct
15 Correct 51 ms 2640 KB Output is correct
16 Correct 54 ms 2668 KB Output is correct
17 Correct 34 ms 2668 KB Output is correct
18 Correct 44 ms 2668 KB Output is correct
19 Correct 48 ms 2668 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct
21 Correct 109 ms 2668 KB Output is correct
22 Correct 125 ms 2668 KB Output is correct
23 Correct 85 ms 2668 KB Output is correct
24 Correct 162 ms 2728 KB Output is correct
25 Correct 181 ms 2728 KB Output is correct
26 Correct 173 ms 2728 KB Output is correct
27 Correct 169 ms 2728 KB Output is correct
28 Correct 171 ms 2728 KB Output is correct
29 Correct 179 ms 2728 KB Output is correct
30 Correct 171 ms 2728 KB Output is correct
31 Correct 177 ms 2732 KB Output is correct
32 Correct 173 ms 2732 KB Output is correct
33 Correct 177 ms 2732 KB Output is correct
34 Correct 168 ms 2732 KB Output is correct
35 Correct 213 ms 2732 KB Output is correct
36 Correct 170 ms 2732 KB Output is correct
37 Correct 367 ms 3004 KB Output is correct
38 Correct 382 ms 3004 KB Output is correct
39 Correct 454 ms 3004 KB Output is correct
40 Correct 546 ms 3004 KB Output is correct
41 Correct 445 ms 3004 KB Output is correct
42 Correct 490 ms 3004 KB Output is correct
43 Correct 547 ms 3260 KB Output is correct
44 Correct 613 ms 3260 KB Output is correct
45 Correct 604 ms 3260 KB Output is correct
46 Correct 495 ms 3260 KB Output is correct
47 Correct 513 ms 3260 KB Output is correct
48 Correct 575 ms 3260 KB Output is correct
49 Correct 498 ms 3260 KB Output is correct
50 Correct 508 ms 3260 KB Output is correct
51 Correct 108 ms 3260 KB Output is correct
52 Correct 647 ms 3332 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct
10 Correct 53 ms 2640 KB Output is correct
11 Correct 54 ms 2640 KB Output is correct
12 Correct 52 ms 2640 KB Output is correct
13 Correct 47 ms 2640 KB Output is correct
14 Correct 50 ms 2640 KB Output is correct
15 Correct 51 ms 2640 KB Output is correct
16 Correct 54 ms 2668 KB Output is correct
17 Correct 34 ms 2668 KB Output is correct
18 Correct 44 ms 2668 KB Output is correct
19 Correct 48 ms 2668 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct
21 Correct 109 ms 2668 KB Output is correct
22 Correct 125 ms 2668 KB Output is correct
23 Correct 85 ms 2668 KB Output is correct
24 Correct 162 ms 2728 KB Output is correct
25 Correct 181 ms 2728 KB Output is correct
26 Correct 173 ms 2728 KB Output is correct
27 Correct 169 ms 2728 KB Output is correct
28 Correct 171 ms 2728 KB Output is correct
29 Correct 179 ms 2728 KB Output is correct
30 Correct 171 ms 2728 KB Output is correct
31 Correct 177 ms 2732 KB Output is correct
32 Correct 173 ms 2732 KB Output is correct
33 Correct 177 ms 2732 KB Output is correct
34 Correct 168 ms 2732 KB Output is correct
35 Correct 213 ms 2732 KB Output is correct
36 Correct 170 ms 2732 KB Output is correct
37 Correct 367 ms 3004 KB Output is correct
38 Correct 382 ms 3004 KB Output is correct
39 Correct 454 ms 3004 KB Output is correct
40 Correct 546 ms 3004 KB Output is correct
41 Correct 445 ms 3004 KB Output is correct
42 Correct 490 ms 3004 KB Output is correct
43 Correct 547 ms 3260 KB Output is correct
44 Correct 613 ms 3260 KB Output is correct
45 Correct 604 ms 3260 KB Output is correct
46 Correct 495 ms 3260 KB Output is correct
47 Correct 513 ms 3260 KB Output is correct
48 Correct 575 ms 3260 KB Output is correct
49 Correct 498 ms 3260 KB Output is correct
50 Correct 508 ms 3260 KB Output is correct
51 Correct 108 ms 3260 KB Output is correct
52 Correct 647 ms 3332 KB Output is correct
53 Correct 644 ms 3332 KB Output is correct
54 Correct 800 ms 3388 KB Output is correct
55 Execution timed out 1012 ms 3636 KB Time limit exceeded
56 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 2296 KB Output is correct
2 Correct 20 ms 2428 KB Output is correct
3 Correct 5 ms 2428 KB Output is correct
4 Correct 11 ms 2436 KB Output is correct
5 Correct 24 ms 2488 KB Output is correct
6 Correct 18 ms 2488 KB Output is correct
7 Correct 15 ms 2488 KB Output is correct
8 Correct 24 ms 2564 KB Output is correct
9 Correct 21 ms 2564 KB Output is correct
10 Correct 53 ms 2640 KB Output is correct
11 Correct 54 ms 2640 KB Output is correct
12 Correct 52 ms 2640 KB Output is correct
13 Correct 47 ms 2640 KB Output is correct
14 Correct 50 ms 2640 KB Output is correct
15 Correct 51 ms 2640 KB Output is correct
16 Correct 54 ms 2668 KB Output is correct
17 Correct 34 ms 2668 KB Output is correct
18 Correct 44 ms 2668 KB Output is correct
19 Correct 48 ms 2668 KB Output is correct
20 Correct 54 ms 2668 KB Output is correct
21 Correct 109 ms 2668 KB Output is correct
22 Correct 125 ms 2668 KB Output is correct
23 Correct 85 ms 2668 KB Output is correct
24 Correct 162 ms 2728 KB Output is correct
25 Correct 181 ms 2728 KB Output is correct
26 Correct 173 ms 2728 KB Output is correct
27 Correct 169 ms 2728 KB Output is correct
28 Correct 171 ms 2728 KB Output is correct
29 Correct 179 ms 2728 KB Output is correct
30 Correct 171 ms 2728 KB Output is correct
31 Correct 177 ms 2732 KB Output is correct
32 Correct 173 ms 2732 KB Output is correct
33 Correct 177 ms 2732 KB Output is correct
34 Correct 168 ms 2732 KB Output is correct
35 Correct 213 ms 2732 KB Output is correct
36 Correct 170 ms 2732 KB Output is correct
37 Correct 367 ms 3004 KB Output is correct
38 Correct 382 ms 3004 KB Output is correct
39 Correct 454 ms 3004 KB Output is correct
40 Correct 546 ms 3004 KB Output is correct
41 Correct 445 ms 3004 KB Output is correct
42 Correct 490 ms 3004 KB Output is correct
43 Correct 547 ms 3260 KB Output is correct
44 Correct 613 ms 3260 KB Output is correct
45 Correct 604 ms 3260 KB Output is correct
46 Correct 495 ms 3260 KB Output is correct
47 Correct 513 ms 3260 KB Output is correct
48 Correct 575 ms 3260 KB Output is correct
49 Correct 498 ms 3260 KB Output is correct
50 Correct 508 ms 3260 KB Output is correct
51 Correct 108 ms 3260 KB Output is correct
52 Correct 647 ms 3332 KB Output is correct
53 Correct 644 ms 3332 KB Output is correct
54 Correct 800 ms 3388 KB Output is correct
55 Execution timed out 1012 ms 3636 KB Time limit exceeded
56 Halted 0 ms 0 KB -