oj.uz

Submission #888393

# Submission time Handle Problem Language Result Execution time Memory
888393 2023-12-17T09:10:01 Z pcc Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 4708 KB 
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,popcnt")

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>

const int mxn = 510;
const int C = mxn*mxn;
int mod = 998244353;
int arr[mxn];
int dp[C];
int del[C];
int n;
int sum = 0;
bitset<C> able;
vector<int> ans;

inline int mad(int a,int b){
	a += b;
	return a>=mod?a-mod:a;
}
inline int mub(int a,int b){
	return mad(a,mod-b);
}

inline bool check(int now,int tsum){
	if(sum&1)return false;
	if(!dp[sum>>1])return false;
	if(tsum&1)return false;
	if(now+now>tsum)return false;
	if(!del[tsum>>1])return false;
	return true;
}

inline void relax(int tar){
	mod = tar;
	memset(dp,0,sizeof(dp));
	dp[0] = 1;
	able.set();
	for(int i = 1;i<=n;i++){
		for(int j = C-1;j>=arr[i];j--)dp[j] = mad(dp[j],dp[j-arr[i]]);
	}
	for(int i = 1;i<=n;i++){
		for(int j = 0;j<C;j++)del[j] = dp[j];
		for(int j = arr[i];j<C;j++)del[j] = mub(del[j],del[j-arr[i]]);
		for(int j = 1;j<=sum;j++){
			if(!check(j,sum-arr[i]+j))able[j] = false;
		}
	}
	for(int j = 1;j<=sum;j++)if(able[j])ans.push_back(j);
}

int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>n;
	dp[0] = 1;
	for(int i = 1;i<=n;i++){
		cin>>arr[i];
		sum += arr[i];
	}

	relax((int)1e9+7);
	relax((int)712271227);
	relax((int)1e8+7);
	relax(113);
	relax(998244353);
	relax(101010111);


	/*
	for(int i = 0;i<=10;i++)cout<<dp[i]<<' ';cout<<endl;
	cout<<sum<<endl;
	cout<<endl;
	for(int i = 1;i<=n;i++){
		for(int j = 0;j<=10;j++)cout<<del[i][j]<<' ';cout<<endl;
	}
   */
	sort(ans.begin(),ans.end());
	ans.erase(unique(ans.begin(),ans.end()),ans.end());

	cout<<ans.size()<<'\n';
	for(auto &i:ans)cout<<i<<' ';
	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct
10 Correct 50 ms 2504 KB Output is correct
11 Correct 83 ms 2644 KB Output is correct
12 Correct 60 ms 2392 KB Output is correct
13 Correct 65 ms 2500 KB Output is correct
14 Correct 65 ms 2396 KB Output is correct
15 Correct 78 ms 2396 KB Output is correct
16 Correct 86 ms 2500 KB Output is correct
17 Correct 43 ms 2392 KB Output is correct
18 Correct 56 ms 2396 KB Output is correct
19 Correct 65 ms 2392 KB Output is correct
20 Correct 45 ms 2396 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct
10 Correct 50 ms 2504 KB Output is correct
11 Correct 83 ms 2644 KB Output is correct
12 Correct 60 ms 2392 KB Output is correct
13 Correct 65 ms 2500 KB Output is correct
14 Correct 65 ms 2396 KB Output is correct
15 Correct 78 ms 2396 KB Output is correct
16 Correct 86 ms 2500 KB Output is correct
17 Correct 43 ms 2392 KB Output is correct
18 Correct 56 ms 2396 KB Output is correct
19 Correct 65 ms 2392 KB Output is correct
20 Correct 45 ms 2396 KB Output is correct
21 Correct 90 ms 2396 KB Output is correct
22 Correct 107 ms 2536 KB Output is correct
23 Correct 76 ms 2644 KB Output is correct
24 Correct 142 ms 2392 KB Output is correct
25 Correct 101 ms 2612 KB Output is correct
26 Correct 106 ms 2548 KB Output is correct
27 Correct 109 ms 2392 KB Output is correct
28 Correct 108 ms 2532 KB Output is correct
29 Correct 107 ms 2516 KB Output is correct
30 Correct 128 ms 2500 KB Output is correct
31 Correct 108 ms 3032 KB Output is correct
32 Correct 143 ms 2392 KB Output is correct
33 Correct 111 ms 2500 KB Output is correct
34 Correct 110 ms 2504 KB Output is correct
35 Correct 109 ms 2520 KB Output is correct
36 Correct 155 ms 2556 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct
10 Correct 50 ms 2504 KB Output is correct
11 Correct 83 ms 2644 KB Output is correct
12 Correct 60 ms 2392 KB Output is correct
13 Correct 65 ms 2500 KB Output is correct
14 Correct 65 ms 2396 KB Output is correct
15 Correct 78 ms 2396 KB Output is correct
16 Correct 86 ms 2500 KB Output is correct
17 Correct 43 ms 2392 KB Output is correct
18 Correct 56 ms 2396 KB Output is correct
19 Correct 65 ms 2392 KB Output is correct
20 Correct 45 ms 2396 KB Output is correct
21 Correct 90 ms 2396 KB Output is correct
22 Correct 107 ms 2536 KB Output is correct
23 Correct 76 ms 2644 KB Output is correct
24 Correct 142 ms 2392 KB Output is correct
25 Correct 101 ms 2612 KB Output is correct
26 Correct 106 ms 2548 KB Output is correct
27 Correct 109 ms 2392 KB Output is correct
28 Correct 108 ms 2532 KB Output is correct
29 Correct 107 ms 2516 KB Output is correct
30 Correct 128 ms 2500 KB Output is correct
31 Correct 108 ms 3032 KB Output is correct
32 Correct 143 ms 2392 KB Output is correct
33 Correct 111 ms 2500 KB Output is correct
34 Correct 110 ms 2504 KB Output is correct
35 Correct 109 ms 2520 KB Output is correct
36 Correct 155 ms 2556 KB Output is correct
37 Correct 222 ms 2772 KB Output is correct
38 Correct 229 ms 2900 KB Output is correct
39 Correct 431 ms 2508 KB Output is correct
40 Correct 367 ms 3304 KB Output is correct
41 Correct 503 ms 2500 KB Output is correct
42 Correct 343 ms 3304 KB Output is correct
43 Correct 333 ms 3456 KB Output is correct
44 Correct 343 ms 3464 KB Output is correct
45 Correct 343 ms 3536 KB Output is correct
46 Correct 380 ms 2500 KB Output is correct
47 Correct 331 ms 3032 KB Output is correct
48 Correct 370 ms 3316 KB Output is correct
49 Correct 396 ms 2640 KB Output is correct
50 Correct 346 ms 3232 KB Output is correct
51 Correct 352 ms 2500 KB Output is correct
52 Correct 402 ms 3796 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct
10 Correct 50 ms 2504 KB Output is correct
11 Correct 83 ms 2644 KB Output is correct
12 Correct 60 ms 2392 KB Output is correct
13 Correct 65 ms 2500 KB Output is correct
14 Correct 65 ms 2396 KB Output is correct
15 Correct 78 ms 2396 KB Output is correct
16 Correct 86 ms 2500 KB Output is correct
17 Correct 43 ms 2392 KB Output is correct
18 Correct 56 ms 2396 KB Output is correct
19 Correct 65 ms 2392 KB Output is correct
20 Correct 45 ms 2396 KB Output is correct
21 Correct 90 ms 2396 KB Output is correct
22 Correct 107 ms 2536 KB Output is correct
23 Correct 76 ms 2644 KB Output is correct
24 Correct 142 ms 2392 KB Output is correct
25 Correct 101 ms 2612 KB Output is correct
26 Correct 106 ms 2548 KB Output is correct
27 Correct 109 ms 2392 KB Output is correct
28 Correct 108 ms 2532 KB Output is correct
29 Correct 107 ms 2516 KB Output is correct
30 Correct 128 ms 2500 KB Output is correct
31 Correct 108 ms 3032 KB Output is correct
32 Correct 143 ms 2392 KB Output is correct
33 Correct 111 ms 2500 KB Output is correct
34 Correct 110 ms 2504 KB Output is correct
35 Correct 109 ms 2520 KB Output is correct
36 Correct 155 ms 2556 KB Output is correct
37 Correct 222 ms 2772 KB Output is correct
38 Correct 229 ms 2900 KB Output is correct
39 Correct 431 ms 2508 KB Output is correct
40 Correct 367 ms 3304 KB Output is correct
41 Correct 503 ms 2500 KB Output is correct
42 Correct 343 ms 3304 KB Output is correct
43 Correct 333 ms 3456 KB Output is correct
44 Correct 343 ms 3464 KB Output is correct
45 Correct 343 ms 3536 KB Output is correct
46 Correct 380 ms 2500 KB Output is correct
47 Correct 331 ms 3032 KB Output is correct
48 Correct 370 ms 3316 KB Output is correct
49 Correct 396 ms 2640 KB Output is correct
50 Correct 346 ms 3232 KB Output is correct
51 Correct 352 ms 2500 KB Output is correct
52 Correct 402 ms 3796 KB Output is correct
53 Correct 395 ms 3076 KB Output is correct
54 Correct 476 ms 3672 KB Output is correct
55 Correct 628 ms 4700 KB Output is correct
56 Correct 417 ms 3632 KB Output is correct
57 Correct 628 ms 4708 KB Output is correct
58 Correct 524 ms 3768 KB Output is correct
59 Correct 522 ms 3540 KB Output is correct
60 Correct 582 ms 2644 KB Output is correct
61 Correct 540 ms 3788 KB Output is correct
62 Correct 535 ms 3816 KB Output is correct
63 Correct 543 ms 4676 KB Output is correct
64 Correct 526 ms 4700 KB Output is correct
65 Correct 513 ms 2568 KB Output is correct
66 Correct 515 ms 2632 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 2392 KB Output is correct
2 Correct 15 ms 2396 KB Output is correct
3 Correct 12 ms 2524 KB Output is correct
4 Correct 5 ms 2396 KB Output is correct
5 Correct 17 ms 2396 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 8 ms 2396 KB Output is correct
8 Correct 15 ms 2396 KB Output is correct
9 Correct 13 ms 2528 KB Output is correct
10 Correct 50 ms 2504 KB Output is correct
11 Correct 83 ms 2644 KB Output is correct
12 Correct 60 ms 2392 KB Output is correct
13 Correct 65 ms 2500 KB Output is correct
14 Correct 65 ms 2396 KB Output is correct
15 Correct 78 ms 2396 KB Output is correct
16 Correct 86 ms 2500 KB Output is correct
17 Correct 43 ms 2392 KB Output is correct
18 Correct 56 ms 2396 KB Output is correct
19 Correct 65 ms 2392 KB Output is correct
20 Correct 45 ms 2396 KB Output is correct
21 Correct 90 ms 2396 KB Output is correct
22 Correct 107 ms 2536 KB Output is correct
23 Correct 76 ms 2644 KB Output is correct
24 Correct 142 ms 2392 KB Output is correct
25 Correct 101 ms 2612 KB Output is correct
26 Correct 106 ms 2548 KB Output is correct
27 Correct 109 ms 2392 KB Output is correct
28 Correct 108 ms 2532 KB Output is correct
29 Correct 107 ms 2516 KB Output is correct
30 Correct 128 ms 2500 KB Output is correct
31 Correct 108 ms 3032 KB Output is correct
32 Correct 143 ms 2392 KB Output is correct
33 Correct 111 ms 2500 KB Output is correct
34 Correct 110 ms 2504 KB Output is correct
35 Correct 109 ms 2520 KB Output is correct
36 Correct 155 ms 2556 KB Output is correct
37 Correct 222 ms 2772 KB Output is correct
38 Correct 229 ms 2900 KB Output is correct
39 Correct 431 ms 2508 KB Output is correct
40 Correct 367 ms 3304 KB Output is correct
41 Correct 503 ms 2500 KB Output is correct
42 Correct 343 ms 3304 KB Output is correct
43 Correct 333 ms 3456 KB Output is correct
44 Correct 343 ms 3464 KB Output is correct
45 Correct 343 ms 3536 KB Output is correct
46 Correct 380 ms 2500 KB Output is correct
47 Correct 331 ms 3032 KB Output is correct
48 Correct 370 ms 3316 KB Output is correct
49 Correct 396 ms 2640 KB Output is correct
50 Correct 346 ms 3232 KB Output is correct
51 Correct 352 ms 2500 KB Output is correct
52 Correct 402 ms 3796 KB Output is correct
53 Correct 395 ms 3076 KB Output is correct
54 Correct 476 ms 3672 KB Output is correct
55 Correct 628 ms 4700 KB Output is correct
56 Correct 417 ms 3632 KB Output is correct
57 Correct 628 ms 4708 KB Output is correct
58 Correct 524 ms 3768 KB Output is correct
59 Correct 522 ms 3540 KB Output is correct
60 Correct 582 ms 2644 KB Output is correct
61 Correct 540 ms 3788 KB Output is correct
62 Correct 535 ms 3816 KB Output is correct
63 Correct 543 ms 4676 KB Output is correct
64 Correct 526 ms 4700 KB Output is correct
65 Correct 513 ms 2568 KB Output is correct
66 Correct 515 ms 2632 KB Output is correct
67 Correct 647 ms 3648 KB Output is correct
68 Execution timed out 1066 ms 2388 KB Time limit exceeded
69 Halted 0 ms 0 KB -