답안 #319210

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
319210	2020-11-04T14:04:35 Z	BeanZ	Bootfall (IZhO17_bootfall)	C++14	44 / 100	1000 ms	1512 KB

bootfall

// I_Love_LPL
#include <bits/stdc++.h>
using namespace std;
#define task "A"
#define ll long long
#define endl '\n'
const int N = 505;
const int mod = 1e9 + 7;
const int lim = 500 * 500;
bitset<lim> bit;
ll a[N];
bool flag[N * N], tmp[N * N];
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];
    for (int i = 1; i <= lim; i++) flag[i] = 1;
    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 <= n; i++){
        bit.reset();
        bit[0] = 1;
        for (int j = 1; j <= n; j++){
            if (i == j) continue;
            bit |= (bit << a[j]);
        }
        //cout << bit << endl;
        memset(tmp, 0, sizeof(tmp));
        for (int j = 0; j <= lim; j++){
            if (bit[j] && ((sum - j - a[i] - j) > 0)){
                tmp[sum - j - a[i] - j] = 1;
                //cout << sum - j - a[i] << " ";
            }
        }
        //cout << endl;
        for (int j = 1; j <= lim; j++){
            flag[j] &= tmp[j];
        }
    }
    vector<ll> ans;
    for (int i = 1; i <= lim; i++){
        if (flag[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:17:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   17 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
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".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	25 ms	876 KB	Output is correct
11	Correct	29 ms	876 KB	Output is correct
12	Correct	25 ms	876 KB	Output is correct
13	Correct	21 ms	1036 KB	Output is correct
14	Correct	24 ms	876 KB	Output is correct
15	Correct	23 ms	876 KB	Output is correct
16	Correct	26 ms	876 KB	Output is correct
17	Correct	17 ms	1004 KB	Output is correct
18	Correct	19 ms	876 KB	Output is correct
19	Correct	21 ms	876 KB	Output is correct
20	Correct	26 ms	876 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	25 ms	876 KB	Output is correct
11	Correct	29 ms	876 KB	Output is correct
12	Correct	25 ms	876 KB	Output is correct
13	Correct	21 ms	1036 KB	Output is correct
14	Correct	24 ms	876 KB	Output is correct
15	Correct	23 ms	876 KB	Output is correct
16	Correct	26 ms	876 KB	Output is correct
17	Correct	17 ms	1004 KB	Output is correct
18	Correct	19 ms	876 KB	Output is correct
19	Correct	21 ms	876 KB	Output is correct
20	Correct	26 ms	876 KB	Output is correct
21	Correct	73 ms	996 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	50 ms	996 KB	Output is correct
24	Correct	134 ms	1108 KB	Output is correct
25	Correct	132 ms	996 KB	Output is correct
26	Correct	146 ms	1124 KB	Output is correct
27	Correct	146 ms	996 KB	Output is correct
28	Correct	149 ms	996 KB	Output is correct
29	Correct	145 ms	1124 KB	Output is correct
30	Correct	144 ms	876 KB	Output is correct
31	Correct	146 ms	996 KB	Output is correct
32	Correct	170 ms	996 KB	Output is correct
33	Correct	144 ms	876 KB	Output is correct
34	Correct	144 ms	876 KB	Output is correct
35	Correct	144 ms	996 KB	Output is correct
36	Correct	154 ms	1000 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	25 ms	876 KB	Output is correct
11	Correct	29 ms	876 KB	Output is correct
12	Correct	25 ms	876 KB	Output is correct
13	Correct	21 ms	1036 KB	Output is correct
14	Correct	24 ms	876 KB	Output is correct
15	Correct	23 ms	876 KB	Output is correct
16	Correct	26 ms	876 KB	Output is correct
17	Correct	17 ms	1004 KB	Output is correct
18	Correct	19 ms	876 KB	Output is correct
19	Correct	21 ms	876 KB	Output is correct
20	Correct	26 ms	876 KB	Output is correct
21	Correct	73 ms	996 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	50 ms	996 KB	Output is correct
24	Correct	134 ms	1108 KB	Output is correct
25	Correct	132 ms	996 KB	Output is correct
26	Correct	146 ms	1124 KB	Output is correct
27	Correct	146 ms	996 KB	Output is correct
28	Correct	149 ms	996 KB	Output is correct
29	Correct	145 ms	1124 KB	Output is correct
30	Correct	144 ms	876 KB	Output is correct
31	Correct	146 ms	996 KB	Output is correct
32	Correct	170 ms	996 KB	Output is correct
33	Correct	144 ms	876 KB	Output is correct
34	Correct	144 ms	876 KB	Output is correct
35	Correct	144 ms	996 KB	Output is correct
36	Correct	154 ms	1000 KB	Output is correct
37	Correct	474 ms	1236 KB	Output is correct
38	Correct	473 ms	1252 KB	Output is correct
39	Correct	711 ms	996 KB	Output is correct
40	Correct	842 ms	1252 KB	Output is correct
41	Correct	803 ms	984 KB	Output is correct
42	Correct	707 ms	1240 KB	Output is correct
43	Correct	680 ms	1384 KB	Output is correct
44	Correct	708 ms	1508 KB	Output is correct
45	Correct	727 ms	1384 KB	Output is correct
46	Correct	799 ms	996 KB	Output is correct
47	Correct	719 ms	1364 KB	Output is correct
48	Correct	710 ms	1368 KB	Output is correct
49	Correct	705 ms	1108 KB	Output is correct
50	Correct	712 ms	1252 KB	Output is correct
51	Correct	700 ms	876 KB	Output is correct
52	Correct	828 ms	1512 KB	Output is correct

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	25 ms	876 KB	Output is correct
11	Correct	29 ms	876 KB	Output is correct
12	Correct	25 ms	876 KB	Output is correct
13	Correct	21 ms	1036 KB	Output is correct
14	Correct	24 ms	876 KB	Output is correct
15	Correct	23 ms	876 KB	Output is correct
16	Correct	26 ms	876 KB	Output is correct
17	Correct	17 ms	1004 KB	Output is correct
18	Correct	19 ms	876 KB	Output is correct
19	Correct	21 ms	876 KB	Output is correct
20	Correct	26 ms	876 KB	Output is correct
21	Correct	73 ms	996 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	50 ms	996 KB	Output is correct
24	Correct	134 ms	1108 KB	Output is correct
25	Correct	132 ms	996 KB	Output is correct
26	Correct	146 ms	1124 KB	Output is correct
27	Correct	146 ms	996 KB	Output is correct
28	Correct	149 ms	996 KB	Output is correct
29	Correct	145 ms	1124 KB	Output is correct
30	Correct	144 ms	876 KB	Output is correct
31	Correct	146 ms	996 KB	Output is correct
32	Correct	170 ms	996 KB	Output is correct
33	Correct	144 ms	876 KB	Output is correct
34	Correct	144 ms	876 KB	Output is correct
35	Correct	144 ms	996 KB	Output is correct
36	Correct	154 ms	1000 KB	Output is correct
37	Correct	474 ms	1236 KB	Output is correct
38	Correct	473 ms	1252 KB	Output is correct
39	Correct	711 ms	996 KB	Output is correct
40	Correct	842 ms	1252 KB	Output is correct
41	Correct	803 ms	984 KB	Output is correct
42	Correct	707 ms	1240 KB	Output is correct
43	Correct	680 ms	1384 KB	Output is correct
44	Correct	708 ms	1508 KB	Output is correct
45	Correct	727 ms	1384 KB	Output is correct
46	Correct	799 ms	996 KB	Output is correct
47	Correct	719 ms	1364 KB	Output is correct
48	Correct	710 ms	1368 KB	Output is correct
49	Correct	705 ms	1108 KB	Output is correct
50	Correct	712 ms	1252 KB	Output is correct
51	Correct	700 ms	876 KB	Output is correct
52	Correct	828 ms	1512 KB	Output is correct
53	Correct	992 ms	1364 KB	Output is correct
54	Execution timed out	1093 ms	876 KB	Time limit exceeded
55	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	5 ms	876 KB	Output is correct
3	Correct	1 ms	620 KB	Output is correct
4	Correct	4 ms	876 KB	Output is correct
5	Correct	9 ms	1004 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	5 ms	876 KB	Output is correct
8	Correct	9 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	25 ms	876 KB	Output is correct
11	Correct	29 ms	876 KB	Output is correct
12	Correct	25 ms	876 KB	Output is correct
13	Correct	21 ms	1036 KB	Output is correct
14	Correct	24 ms	876 KB	Output is correct
15	Correct	23 ms	876 KB	Output is correct
16	Correct	26 ms	876 KB	Output is correct
17	Correct	17 ms	1004 KB	Output is correct
18	Correct	19 ms	876 KB	Output is correct
19	Correct	21 ms	876 KB	Output is correct
20	Correct	26 ms	876 KB	Output is correct
21	Correct	73 ms	996 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	50 ms	996 KB	Output is correct
24	Correct	134 ms	1108 KB	Output is correct
25	Correct	132 ms	996 KB	Output is correct
26	Correct	146 ms	1124 KB	Output is correct
27	Correct	146 ms	996 KB	Output is correct
28	Correct	149 ms	996 KB	Output is correct
29	Correct	145 ms	1124 KB	Output is correct
30	Correct	144 ms	876 KB	Output is correct
31	Correct	146 ms	996 KB	Output is correct
32	Correct	170 ms	996 KB	Output is correct
33	Correct	144 ms	876 KB	Output is correct
34	Correct	144 ms	876 KB	Output is correct
35	Correct	144 ms	996 KB	Output is correct
36	Correct	154 ms	1000 KB	Output is correct
37	Correct	474 ms	1236 KB	Output is correct
38	Correct	473 ms	1252 KB	Output is correct
39	Correct	711 ms	996 KB	Output is correct
40	Correct	842 ms	1252 KB	Output is correct
41	Correct	803 ms	984 KB	Output is correct
42	Correct	707 ms	1240 KB	Output is correct
43	Correct	680 ms	1384 KB	Output is correct
44	Correct	708 ms	1508 KB	Output is correct
45	Correct	727 ms	1384 KB	Output is correct
46	Correct	799 ms	996 KB	Output is correct
47	Correct	719 ms	1364 KB	Output is correct
48	Correct	710 ms	1368 KB	Output is correct
49	Correct	705 ms	1108 KB	Output is correct
50	Correct	712 ms	1252 KB	Output is correct
51	Correct	700 ms	876 KB	Output is correct
52	Correct	828 ms	1512 KB	Output is correct
53	Correct	992 ms	1364 KB	Output is correct
54	Execution timed out	1093 ms	876 KB	Time limit exceeded
55	Halted	0 ms	0 KB	-

답안 #319210

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