답안 #343816

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
343816	2021-01-04T13:56:14 Z	Kalashnikov	Bootfall (IZhO17_bootfall)	C++17	44 / 100	1000 ms	1004 KB

bootfall

#include <bits/stdc++.h>
 
#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
#define all(a) a.begin() , a.end()
#define F first
#define S second
 
using namespace std;
using ll = long long;
 
const int N = 500+5 , inf = 2e9 + 7;
const ll INF = 1e18 ,   mod = 1e9+7 , P = 6547;

int a[N];
bitset<500*500>  b1 , b3;


void solve() {
	int n;
	cin >> n;
	int sum = 0;
	int cnt[2];
	cnt[0]=cnt[1]=0;
	for(int i = 1; i <= n; i ++) {
		cin >> a[i];
		sum += a[i];
		cnt[a[i]%2] = 1;
	}
	if(sum%2 || cnt[0]==cnt[1]) {
		cout << 0;
		return;
	}
	for(int i = 0; i <= n; i ++) {
		b3.reset();
		for(int j = 1; j <= n; j ++) {
			if(i == j) continue;
			b3 |= (b3 << a[j]);
			b3[a[j]] = 1;
		}
		if(i == 0 && !b3[sum/2]) {
			cout << 0;
			return;
		}
		if(i) b3 <<= a[i]/2;
		if(i == 1) b1 = b3;
		if(i > 1) b1 &= b3;
	}
	vector<int> ans;
  int sta = 0;
  if(cnt[1]) sta = 1;
  for(int i = sta; i <= sum; i += 2) {
    int cur = (sum+i)/2;
    if(b1[cur]) ans.push_back(i);
  }
  sort(all(ans));
  cout << ans.size() << '\n';
  for(auto to: ans) {
    cout << to << ' ';
  }
}
/*
1 2 1 2   2


*/
main() {
    ios;
    int tt = 1;
    //cin >> tt;
    while(tt --) {
        solve();
    }
    return 0;
}

Compilation message

bootfall.cpp:67:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   67 | main() {
      |      ^

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	9 ms	492 KB	Output is correct
11	Correct	8 ms	492 KB	Output is correct
12	Correct	9 ms	492 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	7 ms	492 KB	Output is correct
15	Correct	7 ms	492 KB	Output is correct
16	Correct	8 ms	492 KB	Output is correct
17	Correct	3 ms	492 KB	Output is correct
18	Correct	6 ms	492 KB	Output is correct
19	Correct	6 ms	492 KB	Output is correct
20	Correct	8 ms	492 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	9 ms	492 KB	Output is correct
11	Correct	8 ms	492 KB	Output is correct
12	Correct	9 ms	492 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	7 ms	492 KB	Output is correct
15	Correct	7 ms	492 KB	Output is correct
16	Correct	8 ms	492 KB	Output is correct
17	Correct	3 ms	492 KB	Output is correct
18	Correct	6 ms	492 KB	Output is correct
19	Correct	6 ms	492 KB	Output is correct
20	Correct	8 ms	492 KB	Output is correct
21	Correct	38 ms	492 KB	Output is correct
22	Correct	48 ms	492 KB	Output is correct
23	Correct	22 ms	512 KB	Output is correct
24	Correct	76 ms	492 KB	Output is correct
25	Correct	76 ms	492 KB	Output is correct
26	Correct	88 ms	492 KB	Output is correct
27	Correct	97 ms	492 KB	Output is correct
28	Correct	86 ms	492 KB	Output is correct
29	Correct	85 ms	492 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	88 ms	512 KB	Output is correct
32	Correct	85 ms	492 KB	Output is correct
33	Correct	85 ms	620 KB	Output is correct
34	Correct	93 ms	492 KB	Output is correct
35	Correct	85 ms	492 KB	Output is correct
36	Correct	86 ms	640 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	9 ms	492 KB	Output is correct
11	Correct	8 ms	492 KB	Output is correct
12	Correct	9 ms	492 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	7 ms	492 KB	Output is correct
15	Correct	7 ms	492 KB	Output is correct
16	Correct	8 ms	492 KB	Output is correct
17	Correct	3 ms	492 KB	Output is correct
18	Correct	6 ms	492 KB	Output is correct
19	Correct	6 ms	492 KB	Output is correct
20	Correct	8 ms	492 KB	Output is correct
21	Correct	38 ms	492 KB	Output is correct
22	Correct	48 ms	492 KB	Output is correct
23	Correct	22 ms	512 KB	Output is correct
24	Correct	76 ms	492 KB	Output is correct
25	Correct	76 ms	492 KB	Output is correct
26	Correct	88 ms	492 KB	Output is correct
27	Correct	97 ms	492 KB	Output is correct
28	Correct	86 ms	492 KB	Output is correct
29	Correct	85 ms	492 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	88 ms	512 KB	Output is correct
32	Correct	85 ms	492 KB	Output is correct
33	Correct	85 ms	620 KB	Output is correct
34	Correct	93 ms	492 KB	Output is correct
35	Correct	85 ms	492 KB	Output is correct
36	Correct	86 ms	640 KB	Output is correct
37	Correct	338 ms	620 KB	Output is correct
38	Correct	343 ms	620 KB	Output is correct
39	Correct	523 ms	512 KB	Output is correct
40	Correct	619 ms	640 KB	Output is correct
41	Correct	615 ms	620 KB	Output is correct
42	Correct	538 ms	620 KB	Output is correct
43	Correct	506 ms	1004 KB	Output is correct
44	Correct	527 ms	896 KB	Output is correct
45	Correct	535 ms	876 KB	Output is correct
46	Correct	629 ms	620 KB	Output is correct
47	Correct	533 ms	620 KB	Output is correct
48	Correct	548 ms	876 KB	Output is correct
49	Correct	537 ms	620 KB	Output is correct
50	Correct	531 ms	620 KB	Output is correct
51	Correct	1 ms	364 KB	Output is correct
52	Correct	623 ms	1004 KB	Output is correct

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	9 ms	492 KB	Output is correct
11	Correct	8 ms	492 KB	Output is correct
12	Correct	9 ms	492 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	7 ms	492 KB	Output is correct
15	Correct	7 ms	492 KB	Output is correct
16	Correct	8 ms	492 KB	Output is correct
17	Correct	3 ms	492 KB	Output is correct
18	Correct	6 ms	492 KB	Output is correct
19	Correct	6 ms	492 KB	Output is correct
20	Correct	8 ms	492 KB	Output is correct
21	Correct	38 ms	492 KB	Output is correct
22	Correct	48 ms	492 KB	Output is correct
23	Correct	22 ms	512 KB	Output is correct
24	Correct	76 ms	492 KB	Output is correct
25	Correct	76 ms	492 KB	Output is correct
26	Correct	88 ms	492 KB	Output is correct
27	Correct	97 ms	492 KB	Output is correct
28	Correct	86 ms	492 KB	Output is correct
29	Correct	85 ms	492 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	88 ms	512 KB	Output is correct
32	Correct	85 ms	492 KB	Output is correct
33	Correct	85 ms	620 KB	Output is correct
34	Correct	93 ms	492 KB	Output is correct
35	Correct	85 ms	492 KB	Output is correct
36	Correct	86 ms	640 KB	Output is correct
37	Correct	338 ms	620 KB	Output is correct
38	Correct	343 ms	620 KB	Output is correct
39	Correct	523 ms	512 KB	Output is correct
40	Correct	619 ms	640 KB	Output is correct
41	Correct	615 ms	620 KB	Output is correct
42	Correct	538 ms	620 KB	Output is correct
43	Correct	506 ms	1004 KB	Output is correct
44	Correct	527 ms	896 KB	Output is correct
45	Correct	535 ms	876 KB	Output is correct
46	Correct	629 ms	620 KB	Output is correct
47	Correct	533 ms	620 KB	Output is correct
48	Correct	548 ms	876 KB	Output is correct
49	Correct	537 ms	620 KB	Output is correct
50	Correct	531 ms	620 KB	Output is correct
51	Correct	1 ms	364 KB	Output is correct
52	Correct	623 ms	1004 KB	Output is correct
53	Correct	761 ms	876 KB	Output is correct
54	Execution timed out	1039 ms	1004 KB	Time limit exceeded
55	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	492 KB	Output is correct
2	Correct	1 ms	492 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	492 KB	Output is correct
5	Correct	2 ms	492 KB	Output is correct
6	Correct	1 ms	492 KB	Output is correct
7	Correct	1 ms	492 KB	Output is correct
8	Correct	2 ms	492 KB	Output is correct
9	Correct	0 ms	364 KB	Output is correct
10	Correct	9 ms	492 KB	Output is correct
11	Correct	8 ms	492 KB	Output is correct
12	Correct	9 ms	492 KB	Output is correct
13	Correct	0 ms	364 KB	Output is correct
14	Correct	7 ms	492 KB	Output is correct
15	Correct	7 ms	492 KB	Output is correct
16	Correct	8 ms	492 KB	Output is correct
17	Correct	3 ms	492 KB	Output is correct
18	Correct	6 ms	492 KB	Output is correct
19	Correct	6 ms	492 KB	Output is correct
20	Correct	8 ms	492 KB	Output is correct
21	Correct	38 ms	492 KB	Output is correct
22	Correct	48 ms	492 KB	Output is correct
23	Correct	22 ms	512 KB	Output is correct
24	Correct	76 ms	492 KB	Output is correct
25	Correct	76 ms	492 KB	Output is correct
26	Correct	88 ms	492 KB	Output is correct
27	Correct	97 ms	492 KB	Output is correct
28	Correct	86 ms	492 KB	Output is correct
29	Correct	85 ms	492 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	88 ms	512 KB	Output is correct
32	Correct	85 ms	492 KB	Output is correct
33	Correct	85 ms	620 KB	Output is correct
34	Correct	93 ms	492 KB	Output is correct
35	Correct	85 ms	492 KB	Output is correct
36	Correct	86 ms	640 KB	Output is correct
37	Correct	338 ms	620 KB	Output is correct
38	Correct	343 ms	620 KB	Output is correct
39	Correct	523 ms	512 KB	Output is correct
40	Correct	619 ms	640 KB	Output is correct
41	Correct	615 ms	620 KB	Output is correct
42	Correct	538 ms	620 KB	Output is correct
43	Correct	506 ms	1004 KB	Output is correct
44	Correct	527 ms	896 KB	Output is correct
45	Correct	535 ms	876 KB	Output is correct
46	Correct	629 ms	620 KB	Output is correct
47	Correct	533 ms	620 KB	Output is correct
48	Correct	548 ms	876 KB	Output is correct
49	Correct	537 ms	620 KB	Output is correct
50	Correct	531 ms	620 KB	Output is correct
51	Correct	1 ms	364 KB	Output is correct
52	Correct	623 ms	1004 KB	Output is correct
53	Correct	761 ms	876 KB	Output is correct
54	Execution timed out	1039 ms	1004 KB	Time limit exceeded
55	Halted	0 ms	0 KB	-

답안 #343816

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 0 / 21.0

Subtask #6 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
0 / 21.0

Subtask #6
0 / 35.0