oj.uz

Submission #969870

# Submission time Handle Problem Language Result Execution time Memory
969870 2024-04-25T17:46:01 Z starchan Bootfall (IZhO17_bootfall) C++17
44 / 100
 900 ms 4016 KB 
#include<bits/stdc++.h>
using namespace std;
#define in array<int, 2>
#define pb push_back
#define pob pop_back
#define INF (int)1e17
#define fast() ios_base::sync_with_stdio(false); cin.tie(NULL)

const int mod = 1e9+9;
const int SMX = 2e5+5e4+10;
const int MX = 5e5+10;

int dp[MX];

void add(int x)
{
	for(int i = MX-1; i >= x; i--)
	{
		dp[i]+=dp[i-x];
		dp[i]%=mod;
	}
	return;
}

void rem(int x)
{
	for(int i = x; i < MX; i++)
	{
		dp[i]-=dp[i-x]; dp[i]+=mod;
		dp[i]%=mod;
	}
	return;
}

int cnt[SMX];

signed main()
{
	fast();
	dp[0] = 1;
	int n;
	cin >> n;
	int S = 0;
	vector<int> a(n+1);
	for(int i = 1; i <= n; i++)
	{
		cin >> a[i]; S+=a[i];
		add(a[i]);
	}
	if(S%2 || (dp[S/2] == 0))
	{
		cout << "0\n";
		return 0;
	}
	for(int i = 1; i <= n; i++)
	{
		rem(a[i]);
		for(int V = 0; V < SMX; V++)
		{
			int D = S+V-a[i];
			if(D%2)
				continue;
			if(dp[(D/2)] || ((D >= 2*V) && ((dp[(D/2)-V]))))
				cnt[V]++;
		}
		add(a[i]);
	}
	vector<int> v;
	for(int i = 0; i < SMX; i++)
	{
		if(cnt[i] == n)
			v.pb(i);
	}
	cout << v.size() << "\n";
	for(int x: v)
		cout << x << " ";
	cout << "\n";
	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct
10 Correct 78 ms 3164 KB Output is correct
11 Correct 86 ms 3164 KB Output is correct
12 Correct 78 ms 3188 KB Output is correct
13 Correct 71 ms 3188 KB Output is correct
14 Correct 75 ms 3160 KB Output is correct
15 Correct 81 ms 3160 KB Output is correct
16 Correct 92 ms 3160 KB Output is correct
17 Correct 51 ms 3160 KB Output is correct
18 Correct 65 ms 3192 KB Output is correct
19 Correct 73 ms 3164 KB Output is correct
20 Correct 77 ms 3164 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct
10 Correct 78 ms 3164 KB Output is correct
11 Correct 86 ms 3164 KB Output is correct
12 Correct 78 ms 3188 KB Output is correct
13 Correct 71 ms 3188 KB Output is correct
14 Correct 75 ms 3160 KB Output is correct
15 Correct 81 ms 3160 KB Output is correct
16 Correct 92 ms 3160 KB Output is correct
17 Correct 51 ms 3160 KB Output is correct
18 Correct 65 ms 3192 KB Output is correct
19 Correct 73 ms 3164 KB Output is correct
20 Correct 77 ms 3164 KB Output is correct
21 Correct 172 ms 3208 KB Output is correct
22 Correct 193 ms 3160 KB Output is correct
23 Correct 130 ms 3192 KB Output is correct
24 Correct 249 ms 3208 KB Output is correct
25 Correct 240 ms 3164 KB Output is correct
26 Correct 248 ms 3164 KB Output is correct
27 Correct 271 ms 3224 KB Output is correct
28 Correct 252 ms 3192 KB Output is correct
29 Correct 265 ms 3188 KB Output is correct
30 Correct 253 ms 3408 KB Output is correct
31 Correct 250 ms 3220 KB Output is correct
32 Correct 265 ms 3212 KB Output is correct
33 Correct 271 ms 3196 KB Output is correct
34 Correct 251 ms 3164 KB Output is correct
35 Correct 257 ms 3204 KB Output is correct
36 Correct 256 ms 3164 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct
10 Correct 78 ms 3164 KB Output is correct
11 Correct 86 ms 3164 KB Output is correct
12 Correct 78 ms 3188 KB Output is correct
13 Correct 71 ms 3188 KB Output is correct
14 Correct 75 ms 3160 KB Output is correct
15 Correct 81 ms 3160 KB Output is correct
16 Correct 92 ms 3160 KB Output is correct
17 Correct 51 ms 3160 KB Output is correct
18 Correct 65 ms 3192 KB Output is correct
19 Correct 73 ms 3164 KB Output is correct
20 Correct 77 ms 3164 KB Output is correct
21 Correct 172 ms 3208 KB Output is correct
22 Correct 193 ms 3160 KB Output is correct
23 Correct 130 ms 3192 KB Output is correct
24 Correct 249 ms 3208 KB Output is correct
25 Correct 240 ms 3164 KB Output is correct
26 Correct 248 ms 3164 KB Output is correct
27 Correct 271 ms 3224 KB Output is correct
28 Correct 252 ms 3192 KB Output is correct
29 Correct 265 ms 3188 KB Output is correct
30 Correct 253 ms 3408 KB Output is correct
31 Correct 250 ms 3220 KB Output is correct
32 Correct 265 ms 3212 KB Output is correct
33 Correct 271 ms 3196 KB Output is correct
34 Correct 251 ms 3164 KB Output is correct
35 Correct 257 ms 3204 KB Output is correct
36 Correct 256 ms 3164 KB Output is correct
37 Correct 504 ms 3192 KB Output is correct
38 Correct 506 ms 3408 KB Output is correct
39 Correct 624 ms 3368 KB Output is correct
40 Correct 708 ms 3316 KB Output is correct
41 Correct 699 ms 3448 KB Output is correct
42 Correct 682 ms 3444 KB Output is correct
43 Correct 621 ms 3708 KB Output is correct
44 Correct 630 ms 3624 KB Output is correct
45 Correct 643 ms 3620 KB Output is correct
46 Correct 744 ms 3316 KB Output is correct
47 Correct 633 ms 3412 KB Output is correct
48 Correct 642 ms 3624 KB Output is correct
49 Correct 686 ms 3368 KB Output is correct
50 Correct 645 ms 3316 KB Output is correct
51 Correct 179 ms 3164 KB Output is correct
52 Correct 723 ms 3724 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct
10 Correct 78 ms 3164 KB Output is correct
11 Correct 86 ms 3164 KB Output is correct
12 Correct 78 ms 3188 KB Output is correct
13 Correct 71 ms 3188 KB Output is correct
14 Correct 75 ms 3160 KB Output is correct
15 Correct 81 ms 3160 KB Output is correct
16 Correct 92 ms 3160 KB Output is correct
17 Correct 51 ms 3160 KB Output is correct
18 Correct 65 ms 3192 KB Output is correct
19 Correct 73 ms 3164 KB Output is correct
20 Correct 77 ms 3164 KB Output is correct
21 Correct 172 ms 3208 KB Output is correct
22 Correct 193 ms 3160 KB Output is correct
23 Correct 130 ms 3192 KB Output is correct
24 Correct 249 ms 3208 KB Output is correct
25 Correct 240 ms 3164 KB Output is correct
26 Correct 248 ms 3164 KB Output is correct
27 Correct 271 ms 3224 KB Output is correct
28 Correct 252 ms 3192 KB Output is correct
29 Correct 265 ms 3188 KB Output is correct
30 Correct 253 ms 3408 KB Output is correct
31 Correct 250 ms 3220 KB Output is correct
32 Correct 265 ms 3212 KB Output is correct
33 Correct 271 ms 3196 KB Output is correct
34 Correct 251 ms 3164 KB Output is correct
35 Correct 257 ms 3204 KB Output is correct
36 Correct 256 ms 3164 KB Output is correct
37 Correct 504 ms 3192 KB Output is correct
38 Correct 506 ms 3408 KB Output is correct
39 Correct 624 ms 3368 KB Output is correct
40 Correct 708 ms 3316 KB Output is correct
41 Correct 699 ms 3448 KB Output is correct
42 Correct 682 ms 3444 KB Output is correct
43 Correct 621 ms 3708 KB Output is correct
44 Correct 630 ms 3624 KB Output is correct
45 Correct 643 ms 3620 KB Output is correct
46 Correct 744 ms 3316 KB Output is correct
47 Correct 633 ms 3412 KB Output is correct
48 Correct 642 ms 3624 KB Output is correct
49 Correct 686 ms 3368 KB Output is correct
50 Correct 645 ms 3316 KB Output is correct
51 Correct 179 ms 3164 KB Output is correct
52 Correct 723 ms 3724 KB Output is correct
53 Correct 764 ms 3624 KB Output is correct
54 Correct 879 ms 3620 KB Output is correct
55 Correct 900 ms 3756 KB Output is correct
56 Correct 800 ms 3624 KB Output is correct
57 Correct 873 ms 4016 KB Output is correct
58 Correct 874 ms 3620 KB Output is correct
59 Incorrect 860 ms 3836 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 3164 KB Output is correct
2 Correct 17 ms 3164 KB Output is correct
3 Correct 3 ms 3164 KB Output is correct
4 Correct 16 ms 3164 KB Output is correct
5 Correct 34 ms 3164 KB Output is correct
6 Correct 21 ms 3164 KB Output is correct
7 Correct 16 ms 3220 KB Output is correct
8 Correct 39 ms 3164 KB Output is correct
9 Correct 27 ms 3212 KB Output is correct
10 Correct 78 ms 3164 KB Output is correct
11 Correct 86 ms 3164 KB Output is correct
12 Correct 78 ms 3188 KB Output is correct
13 Correct 71 ms 3188 KB Output is correct
14 Correct 75 ms 3160 KB Output is correct
15 Correct 81 ms 3160 KB Output is correct
16 Correct 92 ms 3160 KB Output is correct
17 Correct 51 ms 3160 KB Output is correct
18 Correct 65 ms 3192 KB Output is correct
19 Correct 73 ms 3164 KB Output is correct
20 Correct 77 ms 3164 KB Output is correct
21 Correct 172 ms 3208 KB Output is correct
22 Correct 193 ms 3160 KB Output is correct
23 Correct 130 ms 3192 KB Output is correct
24 Correct 249 ms 3208 KB Output is correct
25 Correct 240 ms 3164 KB Output is correct
26 Correct 248 ms 3164 KB Output is correct
27 Correct 271 ms 3224 KB Output is correct
28 Correct 252 ms 3192 KB Output is correct
29 Correct 265 ms 3188 KB Output is correct
30 Correct 253 ms 3408 KB Output is correct
31 Correct 250 ms 3220 KB Output is correct
32 Correct 265 ms 3212 KB Output is correct
33 Correct 271 ms 3196 KB Output is correct
34 Correct 251 ms 3164 KB Output is correct
35 Correct 257 ms 3204 KB Output is correct
36 Correct 256 ms 3164 KB Output is correct
37 Correct 504 ms 3192 KB Output is correct
38 Correct 506 ms 3408 KB Output is correct
39 Correct 624 ms 3368 KB Output is correct
40 Correct 708 ms 3316 KB Output is correct
41 Correct 699 ms 3448 KB Output is correct
42 Correct 682 ms 3444 KB Output is correct
43 Correct 621 ms 3708 KB Output is correct
44 Correct 630 ms 3624 KB Output is correct
45 Correct 643 ms 3620 KB Output is correct
46 Correct 744 ms 3316 KB Output is correct
47 Correct 633 ms 3412 KB Output is correct
48 Correct 642 ms 3624 KB Output is correct
49 Correct 686 ms 3368 KB Output is correct
50 Correct 645 ms 3316 KB Output is correct
51 Correct 179 ms 3164 KB Output is correct
52 Correct 723 ms 3724 KB Output is correct
53 Correct 764 ms 3624 KB Output is correct
54 Correct 879 ms 3620 KB Output is correct
55 Correct 900 ms 3756 KB Output is correct
56 Correct 800 ms 3624 KB Output is correct
57 Correct 873 ms 4016 KB Output is correct
58 Correct 874 ms 3620 KB Output is correct
59 Incorrect 860 ms 3836 KB Output isn't correct
60 Halted 0 ms 0 KB -