답안 #319211

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
319211	2020-11-04T14:05:20 Z	BeanZ	Bootfall (IZhO17_bootfall)	C++14	44 / 100	1000 ms	1380 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;
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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	23 ms	876 KB	Output is correct
11	Correct	23 ms	1016 KB	Output is correct
12	Correct	23 ms	1004 KB	Output is correct
13	Correct	18 ms	876 KB	Output is correct
14	Correct	20 ms	876 KB	Output is correct
15	Correct	21 ms	876 KB	Output is correct
16	Correct	23 ms	876 KB	Output is correct
17	Correct	12 ms	876 KB	Output is correct
18	Correct	22 ms	876 KB	Output is correct
19	Correct	20 ms	876 KB	Output is correct
20	Correct	22 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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	23 ms	876 KB	Output is correct
11	Correct	23 ms	1016 KB	Output is correct
12	Correct	23 ms	1004 KB	Output is correct
13	Correct	18 ms	876 KB	Output is correct
14	Correct	20 ms	876 KB	Output is correct
15	Correct	21 ms	876 KB	Output is correct
16	Correct	23 ms	876 KB	Output is correct
17	Correct	12 ms	876 KB	Output is correct
18	Correct	22 ms	876 KB	Output is correct
19	Correct	20 ms	876 KB	Output is correct
20	Correct	22 ms	876 KB	Output is correct
21	Correct	67 ms	1000 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	46 ms	996 KB	Output is correct
24	Correct	127 ms	996 KB	Output is correct
25	Correct	126 ms	996 KB	Output is correct
26	Correct	140 ms	996 KB	Output is correct
27	Correct	139 ms	984 KB	Output is correct
28	Correct	142 ms	996 KB	Output is correct
29	Correct	139 ms	876 KB	Output is correct
30	Correct	141 ms	876 KB	Output is correct
31	Correct	144 ms	996 KB	Output is correct
32	Correct	138 ms	1000 KB	Output is correct
33	Correct	139 ms	876 KB	Output is correct
34	Correct	141 ms	996 KB	Output is correct
35	Correct	144 ms	876 KB	Output is correct
36	Correct	143 ms	996 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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	23 ms	876 KB	Output is correct
11	Correct	23 ms	1016 KB	Output is correct
12	Correct	23 ms	1004 KB	Output is correct
13	Correct	18 ms	876 KB	Output is correct
14	Correct	20 ms	876 KB	Output is correct
15	Correct	21 ms	876 KB	Output is correct
16	Correct	23 ms	876 KB	Output is correct
17	Correct	12 ms	876 KB	Output is correct
18	Correct	22 ms	876 KB	Output is correct
19	Correct	20 ms	876 KB	Output is correct
20	Correct	22 ms	876 KB	Output is correct
21	Correct	67 ms	1000 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	46 ms	996 KB	Output is correct
24	Correct	127 ms	996 KB	Output is correct
25	Correct	126 ms	996 KB	Output is correct
26	Correct	140 ms	996 KB	Output is correct
27	Correct	139 ms	984 KB	Output is correct
28	Correct	142 ms	996 KB	Output is correct
29	Correct	139 ms	876 KB	Output is correct
30	Correct	141 ms	876 KB	Output is correct
31	Correct	144 ms	996 KB	Output is correct
32	Correct	138 ms	1000 KB	Output is correct
33	Correct	139 ms	876 KB	Output is correct
34	Correct	141 ms	996 KB	Output is correct
35	Correct	144 ms	876 KB	Output is correct
36	Correct	143 ms	996 KB	Output is correct
37	Correct	489 ms	1104 KB	Output is correct
38	Correct	482 ms	1108 KB	Output is correct
39	Correct	723 ms	976 KB	Output is correct
40	Correct	842 ms	1108 KB	Output is correct
41	Correct	827 ms	996 KB	Output is correct
42	Correct	731 ms	1124 KB	Output is correct
43	Correct	718 ms	1380 KB	Output is correct
44	Correct	731 ms	1380 KB	Output is correct
45	Correct	745 ms	1376 KB	Output is correct
46	Correct	847 ms	984 KB	Output is correct
47	Correct	724 ms	1124 KB	Output is correct
48	Correct	743 ms	1252 KB	Output is correct
49	Correct	727 ms	996 KB	Output is correct
50	Correct	723 ms	1124 KB	Output is correct
51	Correct	721 ms	876 KB	Output is correct
52	Correct	865 ms	1380 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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	23 ms	876 KB	Output is correct
11	Correct	23 ms	1016 KB	Output is correct
12	Correct	23 ms	1004 KB	Output is correct
13	Correct	18 ms	876 KB	Output is correct
14	Correct	20 ms	876 KB	Output is correct
15	Correct	21 ms	876 KB	Output is correct
16	Correct	23 ms	876 KB	Output is correct
17	Correct	12 ms	876 KB	Output is correct
18	Correct	22 ms	876 KB	Output is correct
19	Correct	20 ms	876 KB	Output is correct
20	Correct	22 ms	876 KB	Output is correct
21	Correct	67 ms	1000 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	46 ms	996 KB	Output is correct
24	Correct	127 ms	996 KB	Output is correct
25	Correct	126 ms	996 KB	Output is correct
26	Correct	140 ms	996 KB	Output is correct
27	Correct	139 ms	984 KB	Output is correct
28	Correct	142 ms	996 KB	Output is correct
29	Correct	139 ms	876 KB	Output is correct
30	Correct	141 ms	876 KB	Output is correct
31	Correct	144 ms	996 KB	Output is correct
32	Correct	138 ms	1000 KB	Output is correct
33	Correct	139 ms	876 KB	Output is correct
34	Correct	141 ms	996 KB	Output is correct
35	Correct	144 ms	876 KB	Output is correct
36	Correct	143 ms	996 KB	Output is correct
37	Correct	489 ms	1104 KB	Output is correct
38	Correct	482 ms	1108 KB	Output is correct
39	Correct	723 ms	976 KB	Output is correct
40	Correct	842 ms	1108 KB	Output is correct
41	Correct	827 ms	996 KB	Output is correct
42	Correct	731 ms	1124 KB	Output is correct
43	Correct	718 ms	1380 KB	Output is correct
44	Correct	731 ms	1380 KB	Output is correct
45	Correct	745 ms	1376 KB	Output is correct
46	Correct	847 ms	984 KB	Output is correct
47	Correct	724 ms	1124 KB	Output is correct
48	Correct	743 ms	1252 KB	Output is correct
49	Correct	727 ms	996 KB	Output is correct
50	Correct	723 ms	1124 KB	Output is correct
51	Correct	721 ms	876 KB	Output is correct
52	Correct	865 ms	1380 KB	Output is correct
53	Execution timed out	1029 ms	1252 KB	Time limit exceeded
54	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	8 ms	876 KB	Output is correct
6	Correct	6 ms	876 KB	Output is correct
7	Correct	4 ms	876 KB	Output is correct
8	Correct	8 ms	876 KB	Output is correct
9	Correct	7 ms	876 KB	Output is correct
10	Correct	23 ms	876 KB	Output is correct
11	Correct	23 ms	1016 KB	Output is correct
12	Correct	23 ms	1004 KB	Output is correct
13	Correct	18 ms	876 KB	Output is correct
14	Correct	20 ms	876 KB	Output is correct
15	Correct	21 ms	876 KB	Output is correct
16	Correct	23 ms	876 KB	Output is correct
17	Correct	12 ms	876 KB	Output is correct
18	Correct	22 ms	876 KB	Output is correct
19	Correct	20 ms	876 KB	Output is correct
20	Correct	22 ms	876 KB	Output is correct
21	Correct	67 ms	1000 KB	Output is correct
22	Correct	91 ms	996 KB	Output is correct
23	Correct	46 ms	996 KB	Output is correct
24	Correct	127 ms	996 KB	Output is correct
25	Correct	126 ms	996 KB	Output is correct
26	Correct	140 ms	996 KB	Output is correct
27	Correct	139 ms	984 KB	Output is correct
28	Correct	142 ms	996 KB	Output is correct
29	Correct	139 ms	876 KB	Output is correct
30	Correct	141 ms	876 KB	Output is correct
31	Correct	144 ms	996 KB	Output is correct
32	Correct	138 ms	1000 KB	Output is correct
33	Correct	139 ms	876 KB	Output is correct
34	Correct	141 ms	996 KB	Output is correct
35	Correct	144 ms	876 KB	Output is correct
36	Correct	143 ms	996 KB	Output is correct
37	Correct	489 ms	1104 KB	Output is correct
38	Correct	482 ms	1108 KB	Output is correct
39	Correct	723 ms	976 KB	Output is correct
40	Correct	842 ms	1108 KB	Output is correct
41	Correct	827 ms	996 KB	Output is correct
42	Correct	731 ms	1124 KB	Output is correct
43	Correct	718 ms	1380 KB	Output is correct
44	Correct	731 ms	1380 KB	Output is correct
45	Correct	745 ms	1376 KB	Output is correct
46	Correct	847 ms	984 KB	Output is correct
47	Correct	724 ms	1124 KB	Output is correct
48	Correct	743 ms	1252 KB	Output is correct
49	Correct	727 ms	996 KB	Output is correct
50	Correct	723 ms	1124 KB	Output is correct
51	Correct	721 ms	876 KB	Output is correct
52	Correct	865 ms	1380 KB	Output is correct
53	Execution timed out	1029 ms	1252 KB	Time limit exceeded
54	Halted	0 ms	0 KB	-

답안 #319211

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