oj.uz

Submission #969865

# Submission time Handle Problem Language Result Execution time Memory
969865 2024-04-25T17:42:53 Z starchan Bootfall (IZhO17_bootfall) C++17
44 / 100
 708 ms 3428 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;
const int MX = 4e5;

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 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct
10 Correct 61 ms 2396 KB Output is correct
11 Correct 69 ms 2396 KB Output is correct
12 Correct 75 ms 2392 KB Output is correct
13 Correct 56 ms 2608 KB Output is correct
14 Correct 61 ms 2396 KB Output is correct
15 Correct 70 ms 2608 KB Output is correct
16 Correct 74 ms 2648 KB Output is correct
17 Correct 40 ms 2396 KB Output is correct
18 Correct 53 ms 2608 KB Output is correct
19 Correct 57 ms 2396 KB Output is correct
20 Correct 68 ms 2612 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct
10 Correct 61 ms 2396 KB Output is correct
11 Correct 69 ms 2396 KB Output is correct
12 Correct 75 ms 2392 KB Output is correct
13 Correct 56 ms 2608 KB Output is correct
14 Correct 61 ms 2396 KB Output is correct
15 Correct 70 ms 2608 KB Output is correct
16 Correct 74 ms 2648 KB Output is correct
17 Correct 40 ms 2396 KB Output is correct
18 Correct 53 ms 2608 KB Output is correct
19 Correct 57 ms 2396 KB Output is correct
20 Correct 68 ms 2612 KB Output is correct
21 Correct 133 ms 2640 KB Output is correct
22 Correct 152 ms 2624 KB Output is correct
23 Correct 108 ms 2620 KB Output is correct
24 Correct 193 ms 2624 KB Output is correct
25 Correct 189 ms 2624 KB Output is correct
26 Correct 217 ms 2684 KB Output is correct
27 Correct 203 ms 2636 KB Output is correct
28 Correct 198 ms 2608 KB Output is correct
29 Correct 201 ms 2648 KB Output is correct
30 Correct 203 ms 2648 KB Output is correct
31 Correct 207 ms 2632 KB Output is correct
32 Correct 202 ms 2620 KB Output is correct
33 Correct 200 ms 2652 KB Output is correct
34 Correct 201 ms 2640 KB Output is correct
35 Correct 204 ms 2644 KB Output is correct
36 Correct 206 ms 2628 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct
10 Correct 61 ms 2396 KB Output is correct
11 Correct 69 ms 2396 KB Output is correct
12 Correct 75 ms 2392 KB Output is correct
13 Correct 56 ms 2608 KB Output is correct
14 Correct 61 ms 2396 KB Output is correct
15 Correct 70 ms 2608 KB Output is correct
16 Correct 74 ms 2648 KB Output is correct
17 Correct 40 ms 2396 KB Output is correct
18 Correct 53 ms 2608 KB Output is correct
19 Correct 57 ms 2396 KB Output is correct
20 Correct 68 ms 2612 KB Output is correct
21 Correct 133 ms 2640 KB Output is correct
22 Correct 152 ms 2624 KB Output is correct
23 Correct 108 ms 2620 KB Output is correct
24 Correct 193 ms 2624 KB Output is correct
25 Correct 189 ms 2624 KB Output is correct
26 Correct 217 ms 2684 KB Output is correct
27 Correct 203 ms 2636 KB Output is correct
28 Correct 198 ms 2608 KB Output is correct
29 Correct 201 ms 2648 KB Output is correct
30 Correct 203 ms 2648 KB Output is correct
31 Correct 207 ms 2632 KB Output is correct
32 Correct 202 ms 2620 KB Output is correct
33 Correct 200 ms 2652 KB Output is correct
34 Correct 201 ms 2640 KB Output is correct
35 Correct 204 ms 2644 KB Output is correct
36 Correct 206 ms 2628 KB Output is correct
37 Correct 404 ms 2688 KB Output is correct
38 Correct 397 ms 2640 KB Output is correct
39 Correct 508 ms 2896 KB Output is correct
40 Correct 542 ms 2728 KB Output is correct
41 Correct 541 ms 2604 KB Output is correct
42 Correct 507 ms 2896 KB Output is correct
43 Correct 485 ms 3132 KB Output is correct
44 Correct 494 ms 3156 KB Output is correct
45 Correct 514 ms 3044 KB Output is correct
46 Correct 550 ms 2736 KB Output is correct
47 Correct 507 ms 2768 KB Output is correct
48 Correct 507 ms 3152 KB Output is correct
49 Correct 493 ms 2640 KB Output is correct
50 Correct 520 ms 2740 KB Output is correct
51 Correct 143 ms 2396 KB Output is correct
52 Correct 555 ms 3040 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct
10 Correct 61 ms 2396 KB Output is correct
11 Correct 69 ms 2396 KB Output is correct
12 Correct 75 ms 2392 KB Output is correct
13 Correct 56 ms 2608 KB Output is correct
14 Correct 61 ms 2396 KB Output is correct
15 Correct 70 ms 2608 KB Output is correct
16 Correct 74 ms 2648 KB Output is correct
17 Correct 40 ms 2396 KB Output is correct
18 Correct 53 ms 2608 KB Output is correct
19 Correct 57 ms 2396 KB Output is correct
20 Correct 68 ms 2612 KB Output is correct
21 Correct 133 ms 2640 KB Output is correct
22 Correct 152 ms 2624 KB Output is correct
23 Correct 108 ms 2620 KB Output is correct
24 Correct 193 ms 2624 KB Output is correct
25 Correct 189 ms 2624 KB Output is correct
26 Correct 217 ms 2684 KB Output is correct
27 Correct 203 ms 2636 KB Output is correct
28 Correct 198 ms 2608 KB Output is correct
29 Correct 201 ms 2648 KB Output is correct
30 Correct 203 ms 2648 KB Output is correct
31 Correct 207 ms 2632 KB Output is correct
32 Correct 202 ms 2620 KB Output is correct
33 Correct 200 ms 2652 KB Output is correct
34 Correct 201 ms 2640 KB Output is correct
35 Correct 204 ms 2644 KB Output is correct
36 Correct 206 ms 2628 KB Output is correct
37 Correct 404 ms 2688 KB Output is correct
38 Correct 397 ms 2640 KB Output is correct
39 Correct 508 ms 2896 KB Output is correct
40 Correct 542 ms 2728 KB Output is correct
41 Correct 541 ms 2604 KB Output is correct
42 Correct 507 ms 2896 KB Output is correct
43 Correct 485 ms 3132 KB Output is correct
44 Correct 494 ms 3156 KB Output is correct
45 Correct 514 ms 3044 KB Output is correct
46 Correct 550 ms 2736 KB Output is correct
47 Correct 507 ms 2768 KB Output is correct
48 Correct 507 ms 3152 KB Output is correct
49 Correct 493 ms 2640 KB Output is correct
50 Correct 520 ms 2740 KB Output is correct
51 Correct 143 ms 2396 KB Output is correct
52 Correct 555 ms 3040 KB Output is correct
53 Correct 623 ms 3044 KB Output is correct
54 Correct 708 ms 3152 KB Output is correct
55 Correct 700 ms 3284 KB Output is correct
56 Correct 603 ms 3156 KB Output is correct
57 Correct 698 ms 3428 KB Output is correct
58 Correct 699 ms 3292 KB Output is correct
59 Incorrect 691 ms 3284 KB Output isn't correct
60 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2628 KB Output is correct
2 Correct 14 ms 2628 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 9 ms 2632 KB Output is correct
5 Correct 25 ms 2640 KB Output is correct
6 Correct 17 ms 2396 KB Output is correct
7 Correct 13 ms 2396 KB Output is correct
8 Correct 29 ms 2628 KB Output is correct
9 Correct 21 ms 2396 KB Output is correct
10 Correct 61 ms 2396 KB Output is correct
11 Correct 69 ms 2396 KB Output is correct
12 Correct 75 ms 2392 KB Output is correct
13 Correct 56 ms 2608 KB Output is correct
14 Correct 61 ms 2396 KB Output is correct
15 Correct 70 ms 2608 KB Output is correct
16 Correct 74 ms 2648 KB Output is correct
17 Correct 40 ms 2396 KB Output is correct
18 Correct 53 ms 2608 KB Output is correct
19 Correct 57 ms 2396 KB Output is correct
20 Correct 68 ms 2612 KB Output is correct
21 Correct 133 ms 2640 KB Output is correct
22 Correct 152 ms 2624 KB Output is correct
23 Correct 108 ms 2620 KB Output is correct
24 Correct 193 ms 2624 KB Output is correct
25 Correct 189 ms 2624 KB Output is correct
26 Correct 217 ms 2684 KB Output is correct
27 Correct 203 ms 2636 KB Output is correct
28 Correct 198 ms 2608 KB Output is correct
29 Correct 201 ms 2648 KB Output is correct
30 Correct 203 ms 2648 KB Output is correct
31 Correct 207 ms 2632 KB Output is correct
32 Correct 202 ms 2620 KB Output is correct
33 Correct 200 ms 2652 KB Output is correct
34 Correct 201 ms 2640 KB Output is correct
35 Correct 204 ms 2644 KB Output is correct
36 Correct 206 ms 2628 KB Output is correct
37 Correct 404 ms 2688 KB Output is correct
38 Correct 397 ms 2640 KB Output is correct
39 Correct 508 ms 2896 KB Output is correct
40 Correct 542 ms 2728 KB Output is correct
41 Correct 541 ms 2604 KB Output is correct
42 Correct 507 ms 2896 KB Output is correct
43 Correct 485 ms 3132 KB Output is correct
44 Correct 494 ms 3156 KB Output is correct
45 Correct 514 ms 3044 KB Output is correct
46 Correct 550 ms 2736 KB Output is correct
47 Correct 507 ms 2768 KB Output is correct
48 Correct 507 ms 3152 KB Output is correct
49 Correct 493 ms 2640 KB Output is correct
50 Correct 520 ms 2740 KB Output is correct
51 Correct 143 ms 2396 KB Output is correct
52 Correct 555 ms 3040 KB Output is correct
53 Correct 623 ms 3044 KB Output is correct
54 Correct 708 ms 3152 KB Output is correct
55 Correct 700 ms 3284 KB Output is correct
56 Correct 603 ms 3156 KB Output is correct
57 Correct 698 ms 3428 KB Output is correct
58 Correct 699 ms 3292 KB Output is correct
59 Incorrect 691 ms 3284 KB Output isn't correct
60 Halted 0 ms 0 KB -