Submission #872424

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
872424	2023-11-13T05:14:39 Z	KiaRez	Bootfall (IZhO17_bootfall)	C++17	100 / 100	222 ms	3552 KB

bootfall

/*
    IN THE NAME OF GOD
*/
#include <bits/stdc++.h>

// #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
typedef long double ld;

#define F                                      first
#define S                                      second
#define Mp                                     make_pair
#define pb                                     push_back
#define pf                                     push_front
#define size(x)                                ((ll)x.size())
#define all(x)                                 (x).begin(),(x).end()
#define kill(x)		                           cout << x << '\n', exit(0);
#define fuck(x)                                cout << "(" << #x << " , " << x << ")" << endl
#define endl                                   '\n'

const int N = 3e5+23, lg = 18;
int Mod = 1e9+7; //998244353;

inline int MOD(int a, int mod=Mod) {
	while(a>=mod) {a-=mod;} 
	(a<0)&&(a+=mod); 
	return a;
}
int n, sum, a[505], res[505*505], dp[505*505];

void add(int i) {
	for(int x=500*500; x>=a[i]; x--) {
		dp[x] = (dp[x] + dp[x-a[i]]);
		if(dp[x]>=Mod) dp[x]-=Mod;
	}
}

void del(int i) {
	for(int x=a[i]; x<=500*500; x++) {
		dp[x] = (dp[x] - dp[x-a[i]]);
		if(dp[x]<0) dp[x]+=Mod;
	}
}

int main () {
	ios_base::sync_with_stdio(false), cin.tie(0);

	cin>>n;
	for(int i=1; i<=n; i++) {
		cin>>a[i]; sum+=a[i];
	}

	dp[0] = 1;
	for(int i=1; i<=n; i++) {
		add(i);
	}
	if(dp[sum/2] == 0 || sum%2==1) kill(0); 

	for(int i=1; i<=n; i++) {
		del(i);
		int x = (sum-a[i])%2;
		for(int j=(x==0?2:1); j<=500*500; j+=2) {
			res[j] |= (dp[(sum-a[i]+j)/2] == 0);
		}
		for(int j=(x==0?1:2); j<=500*500; j+=2) {
			res[j] |= 1;
		}
		add(i);
	}
	vector<int> ans;
	for(int i=1; i<=500*500; i++) {
		if(res[i] == 0) ans.pb(i);
	}

	cout<<size(ans)<<endl;
	for(auto it : ans) {
		cout<<it<<' ';
	}

	return 0;
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct
10	Correct	16 ms	2396 KB	Output is correct
11	Correct	21 ms	2396 KB	Output is correct
12	Correct	16 ms	2212 KB	Output is correct
13	Correct	20 ms	2396 KB	Output is correct
14	Correct	22 ms	2392 KB	Output is correct
15	Correct	24 ms	2396 KB	Output is correct
16	Correct	21 ms	2396 KB	Output is correct
17	Correct	15 ms	2392 KB	Output is correct
18	Correct	20 ms	2208 KB	Output is correct
19	Correct	18 ms	2392 KB	Output is correct
20	Correct	12 ms	2396 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct
10	Correct	16 ms	2396 KB	Output is correct
11	Correct	21 ms	2396 KB	Output is correct
12	Correct	16 ms	2212 KB	Output is correct
13	Correct	20 ms	2396 KB	Output is correct
14	Correct	22 ms	2392 KB	Output is correct
15	Correct	24 ms	2396 KB	Output is correct
16	Correct	21 ms	2396 KB	Output is correct
17	Correct	15 ms	2392 KB	Output is correct
18	Correct	20 ms	2208 KB	Output is correct
19	Correct	18 ms	2392 KB	Output is correct
20	Correct	12 ms	2396 KB	Output is correct
21	Correct	29 ms	2396 KB	Output is correct
22	Correct	33 ms	2396 KB	Output is correct
23	Correct	22 ms	2396 KB	Output is correct
24	Correct	49 ms	2396 KB	Output is correct
25	Correct	35 ms	2396 KB	Output is correct
26	Correct	49 ms	2396 KB	Output is correct
27	Correct	38 ms	2408 KB	Output is correct
28	Correct	48 ms	2408 KB	Output is correct
29	Correct	44 ms	2396 KB	Output is correct
30	Correct	40 ms	2644 KB	Output is correct
31	Correct	36 ms	2392 KB	Output is correct
32	Correct	44 ms	2396 KB	Output is correct
33	Correct	36 ms	2392 KB	Output is correct
34	Correct	46 ms	2392 KB	Output is correct
35	Correct	36 ms	2392 KB	Output is correct
36	Correct	47 ms	2400 KB	Output is correct

Subtask #4
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct
10	Correct	16 ms	2396 KB	Output is correct
11	Correct	21 ms	2396 KB	Output is correct
12	Correct	16 ms	2212 KB	Output is correct
13	Correct	20 ms	2396 KB	Output is correct
14	Correct	22 ms	2392 KB	Output is correct
15	Correct	24 ms	2396 KB	Output is correct
16	Correct	21 ms	2396 KB	Output is correct
17	Correct	15 ms	2392 KB	Output is correct
18	Correct	20 ms	2208 KB	Output is correct
19	Correct	18 ms	2392 KB	Output is correct
20	Correct	12 ms	2396 KB	Output is correct
21	Correct	29 ms	2396 KB	Output is correct
22	Correct	33 ms	2396 KB	Output is correct
23	Correct	22 ms	2396 KB	Output is correct
24	Correct	49 ms	2396 KB	Output is correct
25	Correct	35 ms	2396 KB	Output is correct
26	Correct	49 ms	2396 KB	Output is correct
27	Correct	38 ms	2408 KB	Output is correct
28	Correct	48 ms	2408 KB	Output is correct
29	Correct	44 ms	2396 KB	Output is correct
30	Correct	40 ms	2644 KB	Output is correct
31	Correct	36 ms	2392 KB	Output is correct
32	Correct	44 ms	2396 KB	Output is correct
33	Correct	36 ms	2392 KB	Output is correct
34	Correct	46 ms	2392 KB	Output is correct
35	Correct	36 ms	2392 KB	Output is correct
36	Correct	47 ms	2400 KB	Output is correct
37	Correct	76 ms	2644 KB	Output is correct
38	Correct	96 ms	2396 KB	Output is correct
39	Correct	91 ms	2384 KB	Output is correct
40	Correct	106 ms	2412 KB	Output is correct
41	Correct	103 ms	2392 KB	Output is correct
42	Correct	118 ms	2408 KB	Output is correct
43	Correct	91 ms	2640 KB	Output is correct
44	Correct	103 ms	2648 KB	Output is correct
45	Correct	93 ms	2640 KB	Output is correct
46	Correct	99 ms	2396 KB	Output is correct
47	Correct	107 ms	2396 KB	Output is correct
48	Correct	101 ms	2652 KB	Output is correct
49	Correct	88 ms	2416 KB	Output is correct
50	Correct	113 ms	2396 KB	Output is correct
51	Correct	20 ms	1372 KB	Output is correct
52	Correct	112 ms	2648 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct
10	Correct	16 ms	2396 KB	Output is correct
11	Correct	21 ms	2396 KB	Output is correct
12	Correct	16 ms	2212 KB	Output is correct
13	Correct	20 ms	2396 KB	Output is correct
14	Correct	22 ms	2392 KB	Output is correct
15	Correct	24 ms	2396 KB	Output is correct
16	Correct	21 ms	2396 KB	Output is correct
17	Correct	15 ms	2392 KB	Output is correct
18	Correct	20 ms	2208 KB	Output is correct
19	Correct	18 ms	2392 KB	Output is correct
20	Correct	12 ms	2396 KB	Output is correct
21	Correct	29 ms	2396 KB	Output is correct
22	Correct	33 ms	2396 KB	Output is correct
23	Correct	22 ms	2396 KB	Output is correct
24	Correct	49 ms	2396 KB	Output is correct
25	Correct	35 ms	2396 KB	Output is correct
26	Correct	49 ms	2396 KB	Output is correct
27	Correct	38 ms	2408 KB	Output is correct
28	Correct	48 ms	2408 KB	Output is correct
29	Correct	44 ms	2396 KB	Output is correct
30	Correct	40 ms	2644 KB	Output is correct
31	Correct	36 ms	2392 KB	Output is correct
32	Correct	44 ms	2396 KB	Output is correct
33	Correct	36 ms	2392 KB	Output is correct
34	Correct	46 ms	2392 KB	Output is correct
35	Correct	36 ms	2392 KB	Output is correct
36	Correct	47 ms	2400 KB	Output is correct
37	Correct	76 ms	2644 KB	Output is correct
38	Correct	96 ms	2396 KB	Output is correct
39	Correct	91 ms	2384 KB	Output is correct
40	Correct	106 ms	2412 KB	Output is correct
41	Correct	103 ms	2392 KB	Output is correct
42	Correct	118 ms	2408 KB	Output is correct
43	Correct	91 ms	2640 KB	Output is correct
44	Correct	103 ms	2648 KB	Output is correct
45	Correct	93 ms	2640 KB	Output is correct
46	Correct	99 ms	2396 KB	Output is correct
47	Correct	107 ms	2396 KB	Output is correct
48	Correct	101 ms	2652 KB	Output is correct
49	Correct	88 ms	2416 KB	Output is correct
50	Correct	113 ms	2396 KB	Output is correct
51	Correct	20 ms	1372 KB	Output is correct
52	Correct	112 ms	2648 KB	Output is correct
53	Correct	122 ms	2632 KB	Output is correct
54	Correct	141 ms	2656 KB	Output is correct
55	Correct	137 ms	2780 KB	Output is correct
56	Correct	111 ms	2644 KB	Output is correct
57	Correct	132 ms	3032 KB	Output is correct
58	Correct	141 ms	2644 KB	Output is correct
59	Correct	140 ms	2840 KB	Output is correct
60	Correct	25 ms	1368 KB	Output is correct
61	Correct	147 ms	2780 KB	Output is correct
62	Correct	148 ms	2828 KB	Output is correct
63	Correct	122 ms	2772 KB	Output is correct
64	Correct	138 ms	2776 KB	Output is correct
65	Correct	125 ms	2396 KB	Output is correct
66	Correct	140 ms	2452 KB	Output is correct

Subtask #6
35.0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2548 KB	Output is correct
2	Correct	5 ms	2396 KB	Output is correct
3	Correct	1 ms	1372 KB	Output is correct
4	Correct	3 ms	2396 KB	Output is correct
5	Correct	7 ms	2420 KB	Output is correct
6	Correct	5 ms	2396 KB	Output is correct
7	Correct	4 ms	2396 KB	Output is correct
8	Correct	6 ms	2396 KB	Output is correct
9	Correct	5 ms	2396 KB	Output is correct
10	Correct	16 ms	2396 KB	Output is correct
11	Correct	21 ms	2396 KB	Output is correct
12	Correct	16 ms	2212 KB	Output is correct
13	Correct	20 ms	2396 KB	Output is correct
14	Correct	22 ms	2392 KB	Output is correct
15	Correct	24 ms	2396 KB	Output is correct
16	Correct	21 ms	2396 KB	Output is correct
17	Correct	15 ms	2392 KB	Output is correct
18	Correct	20 ms	2208 KB	Output is correct
19	Correct	18 ms	2392 KB	Output is correct
20	Correct	12 ms	2396 KB	Output is correct
21	Correct	29 ms	2396 KB	Output is correct
22	Correct	33 ms	2396 KB	Output is correct
23	Correct	22 ms	2396 KB	Output is correct
24	Correct	49 ms	2396 KB	Output is correct
25	Correct	35 ms	2396 KB	Output is correct
26	Correct	49 ms	2396 KB	Output is correct
27	Correct	38 ms	2408 KB	Output is correct
28	Correct	48 ms	2408 KB	Output is correct
29	Correct	44 ms	2396 KB	Output is correct
30	Correct	40 ms	2644 KB	Output is correct
31	Correct	36 ms	2392 KB	Output is correct
32	Correct	44 ms	2396 KB	Output is correct
33	Correct	36 ms	2392 KB	Output is correct
34	Correct	46 ms	2392 KB	Output is correct
35	Correct	36 ms	2392 KB	Output is correct
36	Correct	47 ms	2400 KB	Output is correct
37	Correct	76 ms	2644 KB	Output is correct
38	Correct	96 ms	2396 KB	Output is correct
39	Correct	91 ms	2384 KB	Output is correct
40	Correct	106 ms	2412 KB	Output is correct
41	Correct	103 ms	2392 KB	Output is correct
42	Correct	118 ms	2408 KB	Output is correct
43	Correct	91 ms	2640 KB	Output is correct
44	Correct	103 ms	2648 KB	Output is correct
45	Correct	93 ms	2640 KB	Output is correct
46	Correct	99 ms	2396 KB	Output is correct
47	Correct	107 ms	2396 KB	Output is correct
48	Correct	101 ms	2652 KB	Output is correct
49	Correct	88 ms	2416 KB	Output is correct
50	Correct	113 ms	2396 KB	Output is correct
51	Correct	20 ms	1372 KB	Output is correct
52	Correct	112 ms	2648 KB	Output is correct
53	Correct	122 ms	2632 KB	Output is correct
54	Correct	141 ms	2656 KB	Output is correct
55	Correct	137 ms	2780 KB	Output is correct
56	Correct	111 ms	2644 KB	Output is correct
57	Correct	132 ms	3032 KB	Output is correct
58	Correct	141 ms	2644 KB	Output is correct
59	Correct	140 ms	2840 KB	Output is correct
60	Correct	25 ms	1368 KB	Output is correct
61	Correct	147 ms	2780 KB	Output is correct
62	Correct	148 ms	2828 KB	Output is correct
63	Correct	122 ms	2772 KB	Output is correct
64	Correct	138 ms	2776 KB	Output is correct
65	Correct	125 ms	2396 KB	Output is correct
66	Correct	140 ms	2452 KB	Output is correct
67	Correct	158 ms	2772 KB	Output is correct
68	Correct	46 ms	1372 KB	Output is correct
69	Correct	211 ms	3548 KB	Output is correct
70	Correct	192 ms	3040 KB	Output is correct
71	Correct	207 ms	3012 KB	Output is correct
72	Correct	222 ms	2392 KB	Output is correct
73	Correct	212 ms	2396 KB	Output is correct
74	Correct	207 ms	3540 KB	Output is correct
75	Correct	204 ms	3284 KB	Output is correct
76	Correct	211 ms	3552 KB	Output is correct
77	Correct	204 ms	3548 KB	Output is correct

Submission #872424

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 21.0

Subtask #6 35.0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
15.0 / 15.0

Subtask #4
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
35.0 / 35.0