답안 #319224

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
319224	2020-11-04T14:18:53 Z	BeanZ	Bootfall (IZhO17_bootfall)	C++14	44 / 100	1000 ms	1256 KB

bootfall

// I_Love_LPL
#include <bits/stdc++.h>
using namespace std;
#define task "A"
#define ll int
#define endl '\n'
const int N = 505;
const int mod = 1e9 + 7;
ll a[N];
bool chk[505];
const int lim = 500 * 500;
bitset<lim> bit;
bitset<lim> bit2, tmp;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    if (fopen(task".inp", "r")){
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }
    ll n;
    cin >> n;
    ll sum = 0;
    for (int i = 1; i <= n; i++) cin >> a[i], sum += a[i];
    bit[0] = 1;
    for (int i = 1; i <= n; i++){
        bit |= (bit << a[i]);
    }
    if (bit[sum / 2] == 0) return cout << 0, 0;
    for (int i = 1; i < lim; i++) bit2[i] = 1;
    for (int i = 1; i <= n; i++){
        if (chk[a[i]]) continue;
        chk[a[i]] = 1;
        bit.reset();
        bit[0] = 1;
        for (int j = 1; j <= n; j++){
            if (i == j) continue;
            bit |= (bit << a[j]);
        }
        tmp.reset();
        for (int j = 0; j <= lim; j++){
            if ((sum - j - a[i] - j) <= 0) break;
            if (bit[j] && ((sum - j - a[i] - j) > 0)){
                tmp[sum - j - a[i] - j] = 1;
            }
        }
        bit2 = bit2 & tmp;
    }
    vector<ll> ans;
    for (int i = 1; i < lim; i++){
        if (bit2[i]) ans.push_back(i);
    }
    cout << ans.size() << endl;
    for (auto j : ans) cout << j << " ";
}
/*
4
1 3 1 5
6
3 5 7 11 9 13
3
2 2 2
*/

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:18:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   18 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bootfall.cpp:19:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   19 |         freopen(task".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

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

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	492 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	2 ms	492 KB	Output is correct
5	Correct	3 ms	492 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	2 ms	492 KB	Output is correct
8	Correct	3 ms	492 KB	Output is correct
9	Correct	3 ms	492 KB	Output is correct
10	Correct	3 ms	492 KB	Output is correct
11	Correct	5 ms	492 KB	Output is correct
12	Correct	5 ms	488 KB	Output is correct
13	Correct	5 ms	492 KB	Output is correct
14	Correct	5 ms	492 KB	Output is correct
15	Correct	4 ms	492 KB	Output is correct
16	Correct	5 ms	492 KB	Output is correct
17	Correct	4 ms	640 KB	Output is correct
18	Correct	4 ms	492 KB	Output is correct
19	Correct	4 ms	492 KB	Output is correct
20	Correct	3 ms	508 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	492 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	2 ms	492 KB	Output is correct
5	Correct	3 ms	492 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	2 ms	492 KB	Output is correct
8	Correct	3 ms	492 KB	Output is correct
9	Correct	3 ms	492 KB	Output is correct
10	Correct	3 ms	492 KB	Output is correct
11	Correct	5 ms	492 KB	Output is correct
12	Correct	5 ms	488 KB	Output is correct
13	Correct	5 ms	492 KB	Output is correct
14	Correct	5 ms	492 KB	Output is correct
15	Correct	4 ms	492 KB	Output is correct
16	Correct	5 ms	492 KB	Output is correct
17	Correct	4 ms	640 KB	Output is correct
18	Correct	4 ms	492 KB	Output is correct
19	Correct	4 ms	492 KB	Output is correct
20	Correct	3 ms	508 KB	Output is correct
21	Correct	21 ms	492 KB	Output is correct
22	Correct	27 ms	492 KB	Output is correct
23	Correct	18 ms	524 KB	Output is correct
24	Correct	36 ms	620 KB	Output is correct
25	Correct	10 ms	512 KB	Output is correct
26	Correct	8 ms	492 KB	Output is correct
27	Correct	8 ms	492 KB	Output is correct
28	Correct	5 ms	492 KB	Output is correct
29	Correct	5 ms	492 KB	Output is correct
30	Correct	60 ms	568 KB	Output is correct
31	Correct	24 ms	492 KB	Output is correct
32	Correct	45 ms	612 KB	Output is correct
33	Correct	4 ms	492 KB	Output is correct
34	Correct	4 ms	492 KB	Output is correct
35	Correct	5 ms	492 KB	Output is correct
36	Correct	45 ms	492 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	492 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	2 ms	492 KB	Output is correct
5	Correct	3 ms	492 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	2 ms	492 KB	Output is correct
8	Correct	3 ms	492 KB	Output is correct
9	Correct	3 ms	492 KB	Output is correct
10	Correct	3 ms	492 KB	Output is correct
11	Correct	5 ms	492 KB	Output is correct
12	Correct	5 ms	488 KB	Output is correct
13	Correct	5 ms	492 KB	Output is correct
14	Correct	5 ms	492 KB	Output is correct
15	Correct	4 ms	492 KB	Output is correct
16	Correct	5 ms	492 KB	Output is correct
17	Correct	4 ms	640 KB	Output is correct
18	Correct	4 ms	492 KB	Output is correct
19	Correct	4 ms	492 KB	Output is correct
20	Correct	3 ms	508 KB	Output is correct
21	Correct	21 ms	492 KB	Output is correct
22	Correct	27 ms	492 KB	Output is correct
23	Correct	18 ms	524 KB	Output is correct
24	Correct	36 ms	620 KB	Output is correct
25	Correct	10 ms	512 KB	Output is correct
26	Correct	8 ms	492 KB	Output is correct
27	Correct	8 ms	492 KB	Output is correct
28	Correct	5 ms	492 KB	Output is correct
29	Correct	5 ms	492 KB	Output is correct
30	Correct	60 ms	568 KB	Output is correct
31	Correct	24 ms	492 KB	Output is correct
32	Correct	45 ms	612 KB	Output is correct
33	Correct	4 ms	492 KB	Output is correct
34	Correct	4 ms	492 KB	Output is correct
35	Correct	5 ms	492 KB	Output is correct
36	Correct	45 ms	492 KB	Output is correct
37	Correct	85 ms	740 KB	Output is correct
38	Correct	94 ms	612 KB	Output is correct
39	Correct	7 ms	492 KB	Output is correct
40	Correct	309 ms	740 KB	Output is correct
41	Correct	7 ms	492 KB	Output is correct
42	Correct	234 ms	740 KB	Output is correct
43	Correct	58 ms	868 KB	Output is correct
44	Correct	59 ms	900 KB	Output is correct
45	Correct	59 ms	868 KB	Output is correct
46	Correct	309 ms	492 KB	Output is correct
47	Correct	239 ms	740 KB	Output is correct
48	Correct	21 ms	748 KB	Output is correct
49	Correct	11 ms	620 KB	Output is correct
50	Correct	270 ms	740 KB	Output is correct
51	Correct	535 ms	612 KB	Output is correct
52	Correct	33 ms	868 KB	Output is correct

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	492 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	2 ms	492 KB	Output is correct
5	Correct	3 ms	492 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	2 ms	492 KB	Output is correct
8	Correct	3 ms	492 KB	Output is correct
9	Correct	3 ms	492 KB	Output is correct
10	Correct	3 ms	492 KB	Output is correct
11	Correct	5 ms	492 KB	Output is correct
12	Correct	5 ms	488 KB	Output is correct
13	Correct	5 ms	492 KB	Output is correct
14	Correct	5 ms	492 KB	Output is correct
15	Correct	4 ms	492 KB	Output is correct
16	Correct	5 ms	492 KB	Output is correct
17	Correct	4 ms	640 KB	Output is correct
18	Correct	4 ms	492 KB	Output is correct
19	Correct	4 ms	492 KB	Output is correct
20	Correct	3 ms	508 KB	Output is correct
21	Correct	21 ms	492 KB	Output is correct
22	Correct	27 ms	492 KB	Output is correct
23	Correct	18 ms	524 KB	Output is correct
24	Correct	36 ms	620 KB	Output is correct
25	Correct	10 ms	512 KB	Output is correct
26	Correct	8 ms	492 KB	Output is correct
27	Correct	8 ms	492 KB	Output is correct
28	Correct	5 ms	492 KB	Output is correct
29	Correct	5 ms	492 KB	Output is correct
30	Correct	60 ms	568 KB	Output is correct
31	Correct	24 ms	492 KB	Output is correct
32	Correct	45 ms	612 KB	Output is correct
33	Correct	4 ms	492 KB	Output is correct
34	Correct	4 ms	492 KB	Output is correct
35	Correct	5 ms	492 KB	Output is correct
36	Correct	45 ms	492 KB	Output is correct
37	Correct	85 ms	740 KB	Output is correct
38	Correct	94 ms	612 KB	Output is correct
39	Correct	7 ms	492 KB	Output is correct
40	Correct	309 ms	740 KB	Output is correct
41	Correct	7 ms	492 KB	Output is correct
42	Correct	234 ms	740 KB	Output is correct
43	Correct	58 ms	868 KB	Output is correct
44	Correct	59 ms	900 KB	Output is correct
45	Correct	59 ms	868 KB	Output is correct
46	Correct	309 ms	492 KB	Output is correct
47	Correct	239 ms	740 KB	Output is correct
48	Correct	21 ms	748 KB	Output is correct
49	Correct	11 ms	620 KB	Output is correct
50	Correct	270 ms	740 KB	Output is correct
51	Correct	535 ms	612 KB	Output is correct
52	Correct	33 ms	868 KB	Output is correct
53	Correct	302 ms	868 KB	Output is correct
54	Correct	362 ms	996 KB	Output is correct
55	Correct	49 ms	1128 KB	Output is correct
56	Correct	346 ms	868 KB	Output is correct
57	Correct	59 ms	1128 KB	Output is correct
58	Correct	516 ms	996 KB	Output is correct
59	Correct	293 ms	1256 KB	Output is correct
60	Execution timed out	1024 ms	612 KB	Time limit exceeded
61	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	492 KB	Output is correct
2	Correct	2 ms	492 KB	Output is correct
3	Correct	1 ms	492 KB	Output is correct
4	Correct	2 ms	492 KB	Output is correct
5	Correct	3 ms	492 KB	Output is correct
6	Correct	2 ms	492 KB	Output is correct
7	Correct	2 ms	492 KB	Output is correct
8	Correct	3 ms	492 KB	Output is correct
9	Correct	3 ms	492 KB	Output is correct
10	Correct	3 ms	492 KB	Output is correct
11	Correct	5 ms	492 KB	Output is correct
12	Correct	5 ms	488 KB	Output is correct
13	Correct	5 ms	492 KB	Output is correct
14	Correct	5 ms	492 KB	Output is correct
15	Correct	4 ms	492 KB	Output is correct
16	Correct	5 ms	492 KB	Output is correct
17	Correct	4 ms	640 KB	Output is correct
18	Correct	4 ms	492 KB	Output is correct
19	Correct	4 ms	492 KB	Output is correct
20	Correct	3 ms	508 KB	Output is correct
21	Correct	21 ms	492 KB	Output is correct
22	Correct	27 ms	492 KB	Output is correct
23	Correct	18 ms	524 KB	Output is correct
24	Correct	36 ms	620 KB	Output is correct
25	Correct	10 ms	512 KB	Output is correct
26	Correct	8 ms	492 KB	Output is correct
27	Correct	8 ms	492 KB	Output is correct
28	Correct	5 ms	492 KB	Output is correct
29	Correct	5 ms	492 KB	Output is correct
30	Correct	60 ms	568 KB	Output is correct
31	Correct	24 ms	492 KB	Output is correct
32	Correct	45 ms	612 KB	Output is correct
33	Correct	4 ms	492 KB	Output is correct
34	Correct	4 ms	492 KB	Output is correct
35	Correct	5 ms	492 KB	Output is correct
36	Correct	45 ms	492 KB	Output is correct
37	Correct	85 ms	740 KB	Output is correct
38	Correct	94 ms	612 KB	Output is correct
39	Correct	7 ms	492 KB	Output is correct
40	Correct	309 ms	740 KB	Output is correct
41	Correct	7 ms	492 KB	Output is correct
42	Correct	234 ms	740 KB	Output is correct
43	Correct	58 ms	868 KB	Output is correct
44	Correct	59 ms	900 KB	Output is correct
45	Correct	59 ms	868 KB	Output is correct
46	Correct	309 ms	492 KB	Output is correct
47	Correct	239 ms	740 KB	Output is correct
48	Correct	21 ms	748 KB	Output is correct
49	Correct	11 ms	620 KB	Output is correct
50	Correct	270 ms	740 KB	Output is correct
51	Correct	535 ms	612 KB	Output is correct
52	Correct	33 ms	868 KB	Output is correct
53	Correct	302 ms	868 KB	Output is correct
54	Correct	362 ms	996 KB	Output is correct
55	Correct	49 ms	1128 KB	Output is correct
56	Correct	346 ms	868 KB	Output is correct
57	Correct	59 ms	1128 KB	Output is correct
58	Correct	516 ms	996 KB	Output is correct
59	Correct	293 ms	1256 KB	Output is correct
60	Execution timed out	1024 ms	612 KB	Time limit exceeded
61	Halted	0 ms	0 KB	-

답안 #319224

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