oj.uz

Submission #969879

# Submission time Handle Problem Language Result Execution time Memory
969879 2024-04-25T17:56:13 Z starchan Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 3448 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)

int MOD[6] = {1000000021,	1000000033,	1000000087,	1000000093,	1000000097,	1000000103};

const int mod = MOD[1];
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 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct
10 Correct 213 ms 3160 KB Output is correct
11 Correct 208 ms 3196 KB Output is correct
12 Correct 207 ms 3188 KB Output is correct
13 Correct 181 ms 3164 KB Output is correct
14 Correct 192 ms 3188 KB Output is correct
15 Correct 195 ms 3408 KB Output is correct
16 Correct 210 ms 3160 KB Output is correct
17 Correct 125 ms 3192 KB Output is correct
18 Correct 164 ms 3164 KB Output is correct
19 Correct 177 ms 3160 KB Output is correct
20 Correct 204 ms 3160 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct
10 Correct 213 ms 3160 KB Output is correct
11 Correct 208 ms 3196 KB Output is correct
12 Correct 207 ms 3188 KB Output is correct
13 Correct 181 ms 3164 KB Output is correct
14 Correct 192 ms 3188 KB Output is correct
15 Correct 195 ms 3408 KB Output is correct
16 Correct 210 ms 3160 KB Output is correct
17 Correct 125 ms 3192 KB Output is correct
18 Correct 164 ms 3164 KB Output is correct
19 Correct 177 ms 3160 KB Output is correct
20 Correct 204 ms 3160 KB Output is correct
21 Correct 435 ms 3204 KB Output is correct
22 Correct 499 ms 3160 KB Output is correct
23 Correct 342 ms 3416 KB Output is correct
24 Correct 641 ms 3196 KB Output is correct
25 Correct 642 ms 3416 KB Output is correct
26 Correct 685 ms 3228 KB Output is correct
27 Correct 678 ms 3208 KB Output is correct
28 Correct 681 ms 3224 KB Output is correct
29 Correct 683 ms 3412 KB Output is correct
30 Correct 675 ms 3408 KB Output is correct
31 Correct 681 ms 3164 KB Output is correct
32 Correct 680 ms 3164 KB Output is correct
33 Correct 681 ms 3228 KB Output is correct
34 Correct 680 ms 3448 KB Output is correct
35 Correct 683 ms 3224 KB Output is correct
36 Correct 678 ms 3412 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct
10 Correct 213 ms 3160 KB Output is correct
11 Correct 208 ms 3196 KB Output is correct
12 Correct 207 ms 3188 KB Output is correct
13 Correct 181 ms 3164 KB Output is correct
14 Correct 192 ms 3188 KB Output is correct
15 Correct 195 ms 3408 KB Output is correct
16 Correct 210 ms 3160 KB Output is correct
17 Correct 125 ms 3192 KB Output is correct
18 Correct 164 ms 3164 KB Output is correct
19 Correct 177 ms 3160 KB Output is correct
20 Correct 204 ms 3160 KB Output is correct
21 Correct 435 ms 3204 KB Output is correct
22 Correct 499 ms 3160 KB Output is correct
23 Correct 342 ms 3416 KB Output is correct
24 Correct 641 ms 3196 KB Output is correct
25 Correct 642 ms 3416 KB Output is correct
26 Correct 685 ms 3228 KB Output is correct
27 Correct 678 ms 3208 KB Output is correct
28 Correct 681 ms 3224 KB Output is correct
29 Correct 683 ms 3412 KB Output is correct
30 Correct 675 ms 3408 KB Output is correct
31 Correct 681 ms 3164 KB Output is correct
32 Correct 680 ms 3164 KB Output is correct
33 Correct 681 ms 3228 KB Output is correct
34 Correct 680 ms 3448 KB Output is correct
35 Correct 683 ms 3224 KB Output is correct
36 Correct 678 ms 3412 KB Output is correct
37 Execution timed out 1040 ms 3188 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct
10 Correct 213 ms 3160 KB Output is correct
11 Correct 208 ms 3196 KB Output is correct
12 Correct 207 ms 3188 KB Output is correct
13 Correct 181 ms 3164 KB Output is correct
14 Correct 192 ms 3188 KB Output is correct
15 Correct 195 ms 3408 KB Output is correct
16 Correct 210 ms 3160 KB Output is correct
17 Correct 125 ms 3192 KB Output is correct
18 Correct 164 ms 3164 KB Output is correct
19 Correct 177 ms 3160 KB Output is correct
20 Correct 204 ms 3160 KB Output is correct
21 Correct 435 ms 3204 KB Output is correct
22 Correct 499 ms 3160 KB Output is correct
23 Correct 342 ms 3416 KB Output is correct
24 Correct 641 ms 3196 KB Output is correct
25 Correct 642 ms 3416 KB Output is correct
26 Correct 685 ms 3228 KB Output is correct
27 Correct 678 ms 3208 KB Output is correct
28 Correct 681 ms 3224 KB Output is correct
29 Correct 683 ms 3412 KB Output is correct
30 Correct 675 ms 3408 KB Output is correct
31 Correct 681 ms 3164 KB Output is correct
32 Correct 680 ms 3164 KB Output is correct
33 Correct 681 ms 3228 KB Output is correct
34 Correct 680 ms 3448 KB Output is correct
35 Correct 683 ms 3224 KB Output is correct
36 Correct 678 ms 3412 KB Output is correct
37 Execution timed out 1040 ms 3188 KB Time limit exceeded
38 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 31 ms 3164 KB Output is correct
2 Correct 43 ms 3164 KB Output is correct
3 Correct 7 ms 3160 KB Output is correct
4 Correct 29 ms 3216 KB Output is correct
5 Correct 82 ms 3164 KB Output is correct
6 Correct 56 ms 3164 KB Output is correct
7 Correct 42 ms 3192 KB Output is correct
8 Correct 83 ms 3160 KB Output is correct
9 Correct 72 ms 3196 KB Output is correct
10 Correct 213 ms 3160 KB Output is correct
11 Correct 208 ms 3196 KB Output is correct
12 Correct 207 ms 3188 KB Output is correct
13 Correct 181 ms 3164 KB Output is correct
14 Correct 192 ms 3188 KB Output is correct
15 Correct 195 ms 3408 KB Output is correct
16 Correct 210 ms 3160 KB Output is correct
17 Correct 125 ms 3192 KB Output is correct
18 Correct 164 ms 3164 KB Output is correct
19 Correct 177 ms 3160 KB Output is correct
20 Correct 204 ms 3160 KB Output is correct
21 Correct 435 ms 3204 KB Output is correct
22 Correct 499 ms 3160 KB Output is correct
23 Correct 342 ms 3416 KB Output is correct
24 Correct 641 ms 3196 KB Output is correct
25 Correct 642 ms 3416 KB Output is correct
26 Correct 685 ms 3228 KB Output is correct
27 Correct 678 ms 3208 KB Output is correct
28 Correct 681 ms 3224 KB Output is correct
29 Correct 683 ms 3412 KB Output is correct
30 Correct 675 ms 3408 KB Output is correct
31 Correct 681 ms 3164 KB Output is correct
32 Correct 680 ms 3164 KB Output is correct
33 Correct 681 ms 3228 KB Output is correct
34 Correct 680 ms 3448 KB Output is correct
35 Correct 683 ms 3224 KB Output is correct
36 Correct 678 ms 3412 KB Output is correct
37 Execution timed out 1040 ms 3188 KB Time limit exceeded
38 Halted 0 ms 0 KB -