Submission #172890

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
172890	2020-01-02T17:42:03 Z	LinusTorvaldsFan	Bootfall (IZhO17_bootfall)	C++14	28 / 100	1000 ms	9084 KB

bootfall

#include <bits/stdc++.h>

using namespace std;

const int maxn=500;
const int maxc=500;
const int maxw=maxc*maxn;
bitset<maxn*maxc>available[maxn];



int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin>>n;
	vector<int>a(n);
	int sum=0;
	for(int i=0;i<n;i++) {
		cin>>a[i];
		sum+=a[i];
	}
	for(int i=0;i<=n;i++){
		available[i][0]=true;
		for(int j=0;j<n;j++){
			if(i==j)continue;
			available[i]|=available[i]<<a[j];
		}
	}
	if(sum&1){
		cout<<0;
		return 0;
	}
	vector<int>ans;
	for(int x=0;x<=maxw;x++){
		bool ok=true;
		if(!available[n][sum/2]){
			ok=false;
		}
		for(int i=0;i<n;i++){
			int nsum=sum-a[i]+x;
			if(nsum&1){
				ok=false;
				break;
			}
			if(!available[i][nsum/2]){
				ok=false;
				break;
			}
		}
		if(ok){
			ans.push_back(x);
		}
	}
	cout<<ans.size()<<endl;
	for(auto x:ans)cout<<x<<" ";
	return 0;
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct
10	Correct	16 ms	1400 KB	Output is correct
11	Correct	16 ms	1400 KB	Output is correct
12	Correct	16 ms	1400 KB	Output is correct
13	Correct	13 ms	1272 KB	Output is correct
14	Correct	14 ms	1224 KB	Output is correct
15	Correct	17 ms	1272 KB	Output is correct
16	Correct	16 ms	1400 KB	Output is correct
17	Correct	8 ms	1016 KB	Output is correct
18	Correct	12 ms	1148 KB	Output is correct
19	Correct	13 ms	1144 KB	Output is correct
20	Correct	16 ms	1400 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct
10	Correct	16 ms	1400 KB	Output is correct
11	Correct	16 ms	1400 KB	Output is correct
12	Correct	16 ms	1400 KB	Output is correct
13	Correct	13 ms	1272 KB	Output is correct
14	Correct	14 ms	1224 KB	Output is correct
15	Correct	17 ms	1272 KB	Output is correct
16	Correct	16 ms	1400 KB	Output is correct
17	Correct	8 ms	1016 KB	Output is correct
18	Correct	12 ms	1148 KB	Output is correct
19	Correct	13 ms	1144 KB	Output is correct
20	Correct	16 ms	1400 KB	Output is correct
21	Correct	61 ms	2424 KB	Output is correct
22	Correct	80 ms	2724 KB	Output is correct
23	Correct	37 ms	1924 KB	Output is correct
24	Correct	125 ms	3292 KB	Output is correct
25	Correct	125 ms	3320 KB	Output is correct
26	Correct	142 ms	3580 KB	Output is correct
27	Correct	144 ms	3616 KB	Output is correct
28	Correct	141 ms	3480 KB	Output is correct
29	Correct	140 ms	3548 KB	Output is correct
30	Correct	139 ms	3448 KB	Output is correct
31	Correct	141 ms	3532 KB	Output is correct
32	Correct	140 ms	3512 KB	Output is correct
33	Correct	141 ms	3420 KB	Output is correct
34	Correct	141 ms	3480 KB	Output is correct
35	Correct	141 ms	3576 KB	Output is correct
36	Correct	141 ms	3516 KB	Output is correct

Subtask #4
0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct
10	Correct	16 ms	1400 KB	Output is correct
11	Correct	16 ms	1400 KB	Output is correct
12	Correct	16 ms	1400 KB	Output is correct
13	Correct	13 ms	1272 KB	Output is correct
14	Correct	14 ms	1224 KB	Output is correct
15	Correct	17 ms	1272 KB	Output is correct
16	Correct	16 ms	1400 KB	Output is correct
17	Correct	8 ms	1016 KB	Output is correct
18	Correct	12 ms	1148 KB	Output is correct
19	Correct	13 ms	1144 KB	Output is correct
20	Correct	16 ms	1400 KB	Output is correct
21	Correct	61 ms	2424 KB	Output is correct
22	Correct	80 ms	2724 KB	Output is correct
23	Correct	37 ms	1924 KB	Output is correct
24	Correct	125 ms	3292 KB	Output is correct
25	Correct	125 ms	3320 KB	Output is correct
26	Correct	142 ms	3580 KB	Output is correct
27	Correct	144 ms	3616 KB	Output is correct
28	Correct	141 ms	3480 KB	Output is correct
29	Correct	140 ms	3548 KB	Output is correct
30	Correct	139 ms	3448 KB	Output is correct
31	Correct	141 ms	3532 KB	Output is correct
32	Correct	140 ms	3512 KB	Output is correct
33	Correct	141 ms	3420 KB	Output is correct
34	Correct	141 ms	3480 KB	Output is correct
35	Correct	141 ms	3576 KB	Output is correct
36	Correct	141 ms	3516 KB	Output is correct
37	Correct	546 ms	6668 KB	Output is correct
38	Correct	549 ms	6780 KB	Output is correct
39	Correct	831 ms	8184 KB	Output is correct
40	Execution timed out	1000 ms	9084 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct
10	Correct	16 ms	1400 KB	Output is correct
11	Correct	16 ms	1400 KB	Output is correct
12	Correct	16 ms	1400 KB	Output is correct
13	Correct	13 ms	1272 KB	Output is correct
14	Correct	14 ms	1224 KB	Output is correct
15	Correct	17 ms	1272 KB	Output is correct
16	Correct	16 ms	1400 KB	Output is correct
17	Correct	8 ms	1016 KB	Output is correct
18	Correct	12 ms	1148 KB	Output is correct
19	Correct	13 ms	1144 KB	Output is correct
20	Correct	16 ms	1400 KB	Output is correct
21	Correct	61 ms	2424 KB	Output is correct
22	Correct	80 ms	2724 KB	Output is correct
23	Correct	37 ms	1924 KB	Output is correct
24	Correct	125 ms	3292 KB	Output is correct
25	Correct	125 ms	3320 KB	Output is correct
26	Correct	142 ms	3580 KB	Output is correct
27	Correct	144 ms	3616 KB	Output is correct
28	Correct	141 ms	3480 KB	Output is correct
29	Correct	140 ms	3548 KB	Output is correct
30	Correct	139 ms	3448 KB	Output is correct
31	Correct	141 ms	3532 KB	Output is correct
32	Correct	140 ms	3512 KB	Output is correct
33	Correct	141 ms	3420 KB	Output is correct
34	Correct	141 ms	3480 KB	Output is correct
35	Correct	141 ms	3576 KB	Output is correct
36	Correct	141 ms	3516 KB	Output is correct
37	Correct	546 ms	6668 KB	Output is correct
38	Correct	549 ms	6780 KB	Output is correct
39	Correct	831 ms	8184 KB	Output is correct
40	Execution timed out	1000 ms	9084 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	504 KB	Output is correct
2	Correct	3 ms	504 KB	Output is correct
3	Correct	3 ms	504 KB	Output is correct
4	Correct	3 ms	504 KB	Output is correct
5	Correct	5 ms	760 KB	Output is correct
6	Correct	4 ms	632 KB	Output is correct
7	Correct	4 ms	632 KB	Output is correct
8	Correct	5 ms	760 KB	Output is correct
9	Correct	5 ms	760 KB	Output is correct
10	Correct	16 ms	1400 KB	Output is correct
11	Correct	16 ms	1400 KB	Output is correct
12	Correct	16 ms	1400 KB	Output is correct
13	Correct	13 ms	1272 KB	Output is correct
14	Correct	14 ms	1224 KB	Output is correct
15	Correct	17 ms	1272 KB	Output is correct
16	Correct	16 ms	1400 KB	Output is correct
17	Correct	8 ms	1016 KB	Output is correct
18	Correct	12 ms	1148 KB	Output is correct
19	Correct	13 ms	1144 KB	Output is correct
20	Correct	16 ms	1400 KB	Output is correct
21	Correct	61 ms	2424 KB	Output is correct
22	Correct	80 ms	2724 KB	Output is correct
23	Correct	37 ms	1924 KB	Output is correct
24	Correct	125 ms	3292 KB	Output is correct
25	Correct	125 ms	3320 KB	Output is correct
26	Correct	142 ms	3580 KB	Output is correct
27	Correct	144 ms	3616 KB	Output is correct
28	Correct	141 ms	3480 KB	Output is correct
29	Correct	140 ms	3548 KB	Output is correct
30	Correct	139 ms	3448 KB	Output is correct
31	Correct	141 ms	3532 KB	Output is correct
32	Correct	140 ms	3512 KB	Output is correct
33	Correct	141 ms	3420 KB	Output is correct
34	Correct	141 ms	3480 KB	Output is correct
35	Correct	141 ms	3576 KB	Output is correct
36	Correct	141 ms	3516 KB	Output is correct
37	Correct	546 ms	6668 KB	Output is correct
38	Correct	549 ms	6780 KB	Output is correct
39	Correct	831 ms	8184 KB	Output is correct
40	Execution timed out	1000 ms	9084 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

Submission #172890

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 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
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0