Submission #340221

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
340221	2020-12-27T10:23:21 Z	Tosic	Bootfall (IZhO17_bootfall)	C++14	100 / 100	319 ms	2924 KB

bootfall

#include <bits/stdc++.h>
#define maxn 510
using namespace std;

int n, a[maxn], kS[maxn*maxn], isOk[maxn*maxn], ans, sum;


int main(){
	ios_base::sync_with_stdio(0);
	cout.tie(0);
	cin.tie(0);
	cin >> n;
	for(int i = 0; i < n; ++i){
		cin >> a[i];
		sum += a[i];
	}
		kS[0] = 1;
	for(int i = 0; i < n; ++i){
		for(int j = sum-a[i]; j >= 0; --j){
			kS[j+a[i]] += kS[j];
		}
	}if(sum%2 or !kS[sum/2]){
		cout <<0;
		return 0;
	}

	for(int i = 0; i < n; ++i){
		int tmp = sum-a[i];
		for(int j = a[i]; j <= sum; ++j){
			kS[j] -= kS[j-a[i]];
            //cerr << kS[j] << ' ';
			if(2*j - tmp > 0 and kS[j]){
				isOk[2*j - tmp]++;
				if(isOk[-tmp+j*2] == n){
					++ans;
				}
			}
		}
		for(int j = 1; j < a[i]; ++j){
			if(2*j - tmp > 0 and kS[j]){
				isOk[2*j - tmp]++;
				if(isOk[-tmp+j*2] == n){
					++ans;
				}
			}
		}
		cerr << '\n';
		for(int j = sum-a[i]; j >= 0; --j){
			kS[j+a[i]] += kS[j];
		}
	}
	cout << ans << '\n';
	for(int i = 1; i <= sum; ++i){
		if(isOk[i] == n){
			cout << i << ' ';
		}
	}
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	492 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	492 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	2 ms	364 KB	Output is correct
25	Correct	3 ms	492 KB	Output is correct
26	Correct	4 ms	492 KB	Output is correct
27	Correct	4 ms	492 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	4 ms	492 KB	Output is correct
30	Correct	2 ms	364 KB	Output is correct
31	Correct	3 ms	492 KB	Output is correct
32	Correct	2 ms	364 KB	Output is correct
33	Correct	5 ms	492 KB	Output is correct
34	Correct	3 ms	492 KB	Output is correct
35	Correct	3 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct

Subtask #4
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	492 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	2 ms	364 KB	Output is correct
25	Correct	3 ms	492 KB	Output is correct
26	Correct	4 ms	492 KB	Output is correct
27	Correct	4 ms	492 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	4 ms	492 KB	Output is correct
30	Correct	2 ms	364 KB	Output is correct
31	Correct	3 ms	492 KB	Output is correct
32	Correct	2 ms	364 KB	Output is correct
33	Correct	5 ms	492 KB	Output is correct
34	Correct	3 ms	492 KB	Output is correct
35	Correct	3 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	15 ms	620 KB	Output is correct
38	Correct	12 ms	620 KB	Output is correct
39	Correct	36 ms	876 KB	Output is correct
40	Correct	25 ms	748 KB	Output is correct
41	Correct	57 ms	876 KB	Output is correct
42	Correct	21 ms	748 KB	Output is correct
43	Correct	40 ms	1004 KB	Output is correct
44	Correct	39 ms	1004 KB	Output is correct
45	Correct	39 ms	1004 KB	Output is correct
46	Correct	22 ms	620 KB	Output is correct
47	Correct	27 ms	748 KB	Output is correct
48	Correct	41 ms	1024 KB	Output is correct
49	Correct	45 ms	876 KB	Output is correct
50	Correct	23 ms	748 KB	Output is correct
51	Correct	5 ms	492 KB	Output is correct
52	Correct	53 ms	1132 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	492 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	2 ms	364 KB	Output is correct
25	Correct	3 ms	492 KB	Output is correct
26	Correct	4 ms	492 KB	Output is correct
27	Correct	4 ms	492 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	4 ms	492 KB	Output is correct
30	Correct	2 ms	364 KB	Output is correct
31	Correct	3 ms	492 KB	Output is correct
32	Correct	2 ms	364 KB	Output is correct
33	Correct	5 ms	492 KB	Output is correct
34	Correct	3 ms	492 KB	Output is correct
35	Correct	3 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	15 ms	620 KB	Output is correct
38	Correct	12 ms	620 KB	Output is correct
39	Correct	36 ms	876 KB	Output is correct
40	Correct	25 ms	748 KB	Output is correct
41	Correct	57 ms	876 KB	Output is correct
42	Correct	21 ms	748 KB	Output is correct
43	Correct	40 ms	1004 KB	Output is correct
44	Correct	39 ms	1004 KB	Output is correct
45	Correct	39 ms	1004 KB	Output is correct
46	Correct	22 ms	620 KB	Output is correct
47	Correct	27 ms	748 KB	Output is correct
48	Correct	41 ms	1024 KB	Output is correct
49	Correct	45 ms	876 KB	Output is correct
50	Correct	23 ms	748 KB	Output is correct
51	Correct	5 ms	492 KB	Output is correct
52	Correct	53 ms	1132 KB	Output is correct
53	Correct	38 ms	876 KB	Output is correct
54	Correct	56 ms	972 KB	Output is correct
55	Correct	110 ms	1516 KB	Output is correct
56	Correct	48 ms	1132 KB	Output is correct
57	Correct	110 ms	1644 KB	Output is correct
58	Correct	58 ms	1004 KB	Output is correct
59	Correct	73 ms	1132 KB	Output is correct
60	Correct	12 ms	620 KB	Output is correct
61	Correct	81 ms	1260 KB	Output is correct
62	Correct	84 ms	1388 KB	Output is correct
63	Correct	94 ms	1644 KB	Output is correct
64	Correct	89 ms	1388 KB	Output is correct
65	Correct	39 ms	876 KB	Output is correct
66	Correct	40 ms	748 KB	Output is correct

Subtask #6
35.0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	492 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	364 KB	Output is correct
22	Correct	2 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	2 ms	364 KB	Output is correct
25	Correct	3 ms	492 KB	Output is correct
26	Correct	4 ms	492 KB	Output is correct
27	Correct	4 ms	492 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	4 ms	492 KB	Output is correct
30	Correct	2 ms	364 KB	Output is correct
31	Correct	3 ms	492 KB	Output is correct
32	Correct	2 ms	364 KB	Output is correct
33	Correct	5 ms	492 KB	Output is correct
34	Correct	3 ms	492 KB	Output is correct
35	Correct	3 ms	364 KB	Output is correct
36	Correct	2 ms	364 KB	Output is correct
37	Correct	15 ms	620 KB	Output is correct
38	Correct	12 ms	620 KB	Output is correct
39	Correct	36 ms	876 KB	Output is correct
40	Correct	25 ms	748 KB	Output is correct
41	Correct	57 ms	876 KB	Output is correct
42	Correct	21 ms	748 KB	Output is correct
43	Correct	40 ms	1004 KB	Output is correct
44	Correct	39 ms	1004 KB	Output is correct
45	Correct	39 ms	1004 KB	Output is correct
46	Correct	22 ms	620 KB	Output is correct
47	Correct	27 ms	748 KB	Output is correct
48	Correct	41 ms	1024 KB	Output is correct
49	Correct	45 ms	876 KB	Output is correct
50	Correct	23 ms	748 KB	Output is correct
51	Correct	5 ms	492 KB	Output is correct
52	Correct	53 ms	1132 KB	Output is correct
53	Correct	38 ms	876 KB	Output is correct
54	Correct	56 ms	972 KB	Output is correct
55	Correct	110 ms	1516 KB	Output is correct
56	Correct	48 ms	1132 KB	Output is correct
57	Correct	110 ms	1644 KB	Output is correct
58	Correct	58 ms	1004 KB	Output is correct
59	Correct	73 ms	1132 KB	Output is correct
60	Correct	12 ms	620 KB	Output is correct
61	Correct	81 ms	1260 KB	Output is correct
62	Correct	84 ms	1388 KB	Output is correct
63	Correct	94 ms	1644 KB	Output is correct
64	Correct	89 ms	1388 KB	Output is correct
65	Correct	39 ms	876 KB	Output is correct
66	Correct	40 ms	748 KB	Output is correct
67	Correct	87 ms	1260 KB	Output is correct
68	Correct	33 ms	876 KB	Output is correct
69	Correct	278 ms	2796 KB	Output is correct
70	Correct	170 ms	1900 KB	Output is correct
71	Correct	165 ms	1772 KB	Output is correct
72	Correct	160 ms	1388 KB	Output is correct
73	Correct	160 ms	1388 KB	Output is correct
74	Correct	295 ms	2800 KB	Output is correct
75	Correct	228 ms	2284 KB	Output is correct
76	Correct	319 ms	2924 KB	Output is correct
77	Correct	316 ms	2924 KB	Output is correct

Submission #340221

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