oj.uz

Submission #888394

# Submission time Handle Problem Language Result Execution time Memory
888394 2023-12-17T09:14:45 Z pcc Bootfall (IZhO17_bootfall) C++14
28 / 100
 1000 ms 3924 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>
mt19937 seed(time(NULL));
#define rnd(l,r) uniform_int_distribution<int>(l,r)(seed)

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;
set<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.insert(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];
	}
	int lim = CLOCKS_PER_SEC*0.95;
	int st = clock();

	relax((int)1e9+7);
	relax((int)712271227);
	relax((int)1e8+7);
	relax(113);
	relax(998244353);
	relax(101010111);
	const int inf = 1e9+10;
	//cout<<rnd(0,inf);
	while(clock()-st<=lim)relax(rnd(0,inf));


	/*
	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 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct
10 Correct 955 ms 2504 KB Output is correct
11 Correct 962 ms 2520 KB Output is correct
12 Correct 954 ms 2520 KB Output is correct
13 Correct 959 ms 2640 KB Output is correct
14 Correct 959 ms 2512 KB Output is correct
15 Correct 955 ms 2396 KB Output is correct
16 Correct 951 ms 2504 KB Output is correct
17 Correct 953 ms 2644 KB Output is correct
18 Correct 955 ms 2504 KB Output is correct
19 Correct 951 ms 2504 KB Output is correct
20 Correct 955 ms 2500 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct
10 Correct 955 ms 2504 KB Output is correct
11 Correct 962 ms 2520 KB Output is correct
12 Correct 954 ms 2520 KB Output is correct
13 Correct 959 ms 2640 KB Output is correct
14 Correct 959 ms 2512 KB Output is correct
15 Correct 955 ms 2396 KB Output is correct
16 Correct 951 ms 2504 KB Output is correct
17 Correct 953 ms 2644 KB Output is correct
18 Correct 955 ms 2504 KB Output is correct
19 Correct 951 ms 2504 KB Output is correct
20 Correct 955 ms 2500 KB Output is correct
21 Correct 961 ms 2580 KB Output is correct
22 Correct 952 ms 2584 KB Output is correct
23 Correct 957 ms 2556 KB Output is correct
24 Correct 956 ms 2644 KB Output is correct
25 Correct 968 ms 2656 KB Output is correct
26 Correct 957 ms 2656 KB Output is correct
27 Correct 953 ms 2588 KB Output is correct
28 Correct 959 ms 2576 KB Output is correct
29 Correct 955 ms 2548 KB Output is correct
30 Correct 969 ms 2396 KB Output is correct
31 Correct 965 ms 2664 KB Output is correct
32 Correct 968 ms 2608 KB Output is correct
33 Correct 958 ms 2640 KB Output is correct
34 Correct 955 ms 2644 KB Output is correct
35 Correct 955 ms 2640 KB Output is correct
36 Correct 964 ms 2640 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct
10 Correct 955 ms 2504 KB Output is correct
11 Correct 962 ms 2520 KB Output is correct
12 Correct 954 ms 2520 KB Output is correct
13 Correct 959 ms 2640 KB Output is correct
14 Correct 959 ms 2512 KB Output is correct
15 Correct 955 ms 2396 KB Output is correct
16 Correct 951 ms 2504 KB Output is correct
17 Correct 953 ms 2644 KB Output is correct
18 Correct 955 ms 2504 KB Output is correct
19 Correct 951 ms 2504 KB Output is correct
20 Correct 955 ms 2500 KB Output is correct
21 Correct 961 ms 2580 KB Output is correct
22 Correct 952 ms 2584 KB Output is correct
23 Correct 957 ms 2556 KB Output is correct
24 Correct 956 ms 2644 KB Output is correct
25 Correct 968 ms 2656 KB Output is correct
26 Correct 957 ms 2656 KB Output is correct
27 Correct 953 ms 2588 KB Output is correct
28 Correct 959 ms 2576 KB Output is correct
29 Correct 955 ms 2548 KB Output is correct
30 Correct 969 ms 2396 KB Output is correct
31 Correct 965 ms 2664 KB Output is correct
32 Correct 968 ms 2608 KB Output is correct
33 Correct 958 ms 2640 KB Output is correct
34 Correct 955 ms 2644 KB Output is correct
35 Correct 955 ms 2640 KB Output is correct
36 Correct 964 ms 2640 KB Output is correct
37 Correct 962 ms 3156 KB Output is correct
38 Correct 951 ms 2788 KB Output is correct
39 Correct 988 ms 2504 KB Output is correct
40 Correct 956 ms 3408 KB Output is correct
41 Correct 988 ms 2756 KB Output is correct
42 Correct 994 ms 3200 KB Output is correct
43 Correct 982 ms 3920 KB Output is correct
44 Execution timed out 1002 ms 3924 KB Time limit exceeded
45 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct
10 Correct 955 ms 2504 KB Output is correct
11 Correct 962 ms 2520 KB Output is correct
12 Correct 954 ms 2520 KB Output is correct
13 Correct 959 ms 2640 KB Output is correct
14 Correct 959 ms 2512 KB Output is correct
15 Correct 955 ms 2396 KB Output is correct
16 Correct 951 ms 2504 KB Output is correct
17 Correct 953 ms 2644 KB Output is correct
18 Correct 955 ms 2504 KB Output is correct
19 Correct 951 ms 2504 KB Output is correct
20 Correct 955 ms 2500 KB Output is correct
21 Correct 961 ms 2580 KB Output is correct
22 Correct 952 ms 2584 KB Output is correct
23 Correct 957 ms 2556 KB Output is correct
24 Correct 956 ms 2644 KB Output is correct
25 Correct 968 ms 2656 KB Output is correct
26 Correct 957 ms 2656 KB Output is correct
27 Correct 953 ms 2588 KB Output is correct
28 Correct 959 ms 2576 KB Output is correct
29 Correct 955 ms 2548 KB Output is correct
30 Correct 969 ms 2396 KB Output is correct
31 Correct 965 ms 2664 KB Output is correct
32 Correct 968 ms 2608 KB Output is correct
33 Correct 958 ms 2640 KB Output is correct
34 Correct 955 ms 2644 KB Output is correct
35 Correct 955 ms 2640 KB Output is correct
36 Correct 964 ms 2640 KB Output is correct
37 Correct 962 ms 3156 KB Output is correct
38 Correct 951 ms 2788 KB Output is correct
39 Correct 988 ms 2504 KB Output is correct
40 Correct 956 ms 3408 KB Output is correct
41 Correct 988 ms 2756 KB Output is correct
42 Correct 994 ms 3200 KB Output is correct
43 Correct 982 ms 3920 KB Output is correct
44 Execution timed out 1002 ms 3924 KB Time limit exceeded
45 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 951 ms 2504 KB Output is correct
2 Correct 952 ms 2504 KB Output is correct
3 Correct 951 ms 2504 KB Output is correct
4 Correct 951 ms 2508 KB Output is correct
5 Correct 953 ms 2644 KB Output is correct
6 Correct 951 ms 2524 KB Output is correct
7 Correct 951 ms 2644 KB Output is correct
8 Correct 951 ms 2644 KB Output is correct
9 Correct 951 ms 2500 KB Output is correct
10 Correct 955 ms 2504 KB Output is correct
11 Correct 962 ms 2520 KB Output is correct
12 Correct 954 ms 2520 KB Output is correct
13 Correct 959 ms 2640 KB Output is correct
14 Correct 959 ms 2512 KB Output is correct
15 Correct 955 ms 2396 KB Output is correct
16 Correct 951 ms 2504 KB Output is correct
17 Correct 953 ms 2644 KB Output is correct
18 Correct 955 ms 2504 KB Output is correct
19 Correct 951 ms 2504 KB Output is correct
20 Correct 955 ms 2500 KB Output is correct
21 Correct 961 ms 2580 KB Output is correct
22 Correct 952 ms 2584 KB Output is correct
23 Correct 957 ms 2556 KB Output is correct
24 Correct 956 ms 2644 KB Output is correct
25 Correct 968 ms 2656 KB Output is correct
26 Correct 957 ms 2656 KB Output is correct
27 Correct 953 ms 2588 KB Output is correct
28 Correct 959 ms 2576 KB Output is correct
29 Correct 955 ms 2548 KB Output is correct
30 Correct 969 ms 2396 KB Output is correct
31 Correct 965 ms 2664 KB Output is correct
32 Correct 968 ms 2608 KB Output is correct
33 Correct 958 ms 2640 KB Output is correct
34 Correct 955 ms 2644 KB Output is correct
35 Correct 955 ms 2640 KB Output is correct
36 Correct 964 ms 2640 KB Output is correct
37 Correct 962 ms 3156 KB Output is correct
38 Correct 951 ms 2788 KB Output is correct
39 Correct 988 ms 2504 KB Output is correct
40 Correct 956 ms 3408 KB Output is correct
41 Correct 988 ms 2756 KB Output is correct
42 Correct 994 ms 3200 KB Output is correct
43 Correct 982 ms 3920 KB Output is correct
44 Execution timed out 1002 ms 3924 KB Time limit exceeded
45 Halted 0 ms 0 KB -