답안 #700121

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
700121	2023-02-18T16:32:30 Z	messiuuuuu	Bootfall (IZhO17_bootfall)	C++14	65 / 100	1000 ms	3060 KB

bootfall

///
#include<bits/stdc++.h>
#define task "C"
#define ll long long
#define ld long double
#define fi first
#define se second
#define pb push_back
using namespace std;
const int MAXN = 5e2 + 5;
const ll INF = 1e18 + 5;
const int MOD = 1e9 + 22071997;
 
int n;
int a[MAXN], sum = 0;
 
void Input()
{
    cin >> n;
    for (int i = 1; i <= n; i++)
    {
        cin >> a[i];
        sum += a[i];
    }
}
 
int dp[MAXN * MAXN], chk[MAXN * MAXN];
 
inline void add(int& a, int b)
{
    a += b;
    if (a >= MOD)
        a -= MOD;
    if (a < 0)
        a += MOD;
}
 
void Solve()
{
    if (sum % 2)
    {
        cout << 0;
        return;
    }
    dp[0] = 1;
    for (int i = 1; i <= n; i++)
    {
        for (int j = sum; j >= a[i]; j--)
        {
            add(dp[j], dp[j - a[i]]);
        }
    }
    if (!dp[sum / 2])
    {
        cout << 0;
        return;
    }
 
    for (int i = 1; i <= n; i++)
    {
        for (int j = a[i]; j <= sum; j++)
        {
            add(dp[j], -dp[j - a[i]]);
        }
        for (int j = (sum - a[i]) & 1; j <= sum; j += 2)
        {
            chk[j] += dp[(sum + j - a[i]) / 2] > 0;
        }
        for (int j = sum; j >= a[i]; j--)
        {
            add(dp[j], dp[j - a[i]]);
        }
    }
 
    vector<int> res;
    for (int i = 0; i <= sum; i++)
        if (chk[i] == n)
            res.pb(i);
 
    cout << res.size() << '\n';
    for (int id : res)
        cout << id << ' ';
}
 
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    if (fopen(task".INP","r"))
    {
        freopen(task".INP","r",stdin);
        //freopen(task".OUT","w",stdout);
    }
    Input();
    Solve();
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:91:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   91 |         freopen(task".INP","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	3 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	360 KB	Output is correct
25	Correct	6 ms	404 KB	Output is correct
26	Correct	7 ms	340 KB	Output is correct
27	Correct	5 ms	340 KB	Output is correct
28	Correct	5 ms	340 KB	Output is correct
29	Correct	5 ms	340 KB	Output is correct
30	Correct	5 ms	340 KB	Output is correct
31	Correct	7 ms	384 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	5 ms	404 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	7 ms	468 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	3 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	360 KB	Output is correct
25	Correct	6 ms	404 KB	Output is correct
26	Correct	7 ms	340 KB	Output is correct
27	Correct	5 ms	340 KB	Output is correct
28	Correct	5 ms	340 KB	Output is correct
29	Correct	5 ms	340 KB	Output is correct
30	Correct	5 ms	340 KB	Output is correct
31	Correct	7 ms	384 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	5 ms	404 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	7 ms	468 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	38 ms	528 KB	Output is correct
38	Correct	43 ms	592 KB	Output is correct
39	Correct	59 ms	724 KB	Output is correct
40	Correct	81 ms	696 KB	Output is correct
41	Correct	69 ms	880 KB	Output is correct
42	Correct	77 ms	704 KB	Output is correct
43	Correct	131 ms	1036 KB	Output is correct
44	Correct	129 ms	1056 KB	Output is correct
45	Correct	127 ms	1052 KB	Output is correct
46	Correct	56 ms	564 KB	Output is correct
47	Correct	76 ms	696 KB	Output is correct
48	Correct	122 ms	1048 KB	Output is correct
49	Correct	89 ms	820 KB	Output is correct
50	Correct	75 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	178 ms	1244 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	3 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	360 KB	Output is correct
25	Correct	6 ms	404 KB	Output is correct
26	Correct	7 ms	340 KB	Output is correct
27	Correct	5 ms	340 KB	Output is correct
28	Correct	5 ms	340 KB	Output is correct
29	Correct	5 ms	340 KB	Output is correct
30	Correct	5 ms	340 KB	Output is correct
31	Correct	7 ms	384 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	5 ms	404 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	7 ms	468 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	38 ms	528 KB	Output is correct
38	Correct	43 ms	592 KB	Output is correct
39	Correct	59 ms	724 KB	Output is correct
40	Correct	81 ms	696 KB	Output is correct
41	Correct	69 ms	880 KB	Output is correct
42	Correct	77 ms	704 KB	Output is correct
43	Correct	131 ms	1036 KB	Output is correct
44	Correct	129 ms	1056 KB	Output is correct
45	Correct	127 ms	1052 KB	Output is correct
46	Correct	56 ms	564 KB	Output is correct
47	Correct	76 ms	696 KB	Output is correct
48	Correct	122 ms	1048 KB	Output is correct
49	Correct	89 ms	820 KB	Output is correct
50	Correct	75 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	178 ms	1244 KB	Output is correct
53	Correct	126 ms	992 KB	Output is correct
54	Correct	195 ms	1124 KB	Output is correct
55	Correct	336 ms	1784 KB	Output is correct
56	Correct	158 ms	1128 KB	Output is correct
57	Correct	359 ms	1864 KB	Output is correct
58	Correct	202 ms	1200 KB	Output is correct
59	Correct	254 ms	1388 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	290 ms	1548 KB	Output is correct
62	Correct	281 ms	1568 KB	Output is correct
63	Correct	305 ms	1616 KB	Output is correct
64	Correct	309 ms	1628 KB	Output is correct
65	Correct	56 ms	640 KB	Output is correct
66	Correct	77 ms	724 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	340 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	3 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	360 KB	Output is correct
25	Correct	6 ms	404 KB	Output is correct
26	Correct	7 ms	340 KB	Output is correct
27	Correct	5 ms	340 KB	Output is correct
28	Correct	5 ms	340 KB	Output is correct
29	Correct	5 ms	340 KB	Output is correct
30	Correct	5 ms	340 KB	Output is correct
31	Correct	7 ms	384 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	5 ms	404 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	7 ms	468 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	38 ms	528 KB	Output is correct
38	Correct	43 ms	592 KB	Output is correct
39	Correct	59 ms	724 KB	Output is correct
40	Correct	81 ms	696 KB	Output is correct
41	Correct	69 ms	880 KB	Output is correct
42	Correct	77 ms	704 KB	Output is correct
43	Correct	131 ms	1036 KB	Output is correct
44	Correct	129 ms	1056 KB	Output is correct
45	Correct	127 ms	1052 KB	Output is correct
46	Correct	56 ms	564 KB	Output is correct
47	Correct	76 ms	696 KB	Output is correct
48	Correct	122 ms	1048 KB	Output is correct
49	Correct	89 ms	820 KB	Output is correct
50	Correct	75 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	178 ms	1244 KB	Output is correct
53	Correct	126 ms	992 KB	Output is correct
54	Correct	195 ms	1124 KB	Output is correct
55	Correct	336 ms	1784 KB	Output is correct
56	Correct	158 ms	1128 KB	Output is correct
57	Correct	359 ms	1864 KB	Output is correct
58	Correct	202 ms	1200 KB	Output is correct
59	Correct	254 ms	1388 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	290 ms	1548 KB	Output is correct
62	Correct	281 ms	1568 KB	Output is correct
63	Correct	305 ms	1616 KB	Output is correct
64	Correct	309 ms	1628 KB	Output is correct
65	Correct	56 ms	640 KB	Output is correct
66	Correct	77 ms	724 KB	Output is correct
67	Correct	278 ms	1452 KB	Output is correct
68	Correct	124 ms	788 KB	Output is correct
69	Correct	993 ms	3060 KB	Output is correct
70	Correct	633 ms	2084 KB	Output is correct
71	Correct	628 ms	2048 KB	Output is correct
72	Correct	664 ms	1304 KB	Output is correct
73	Correct	631 ms	1356 KB	Output is correct
74	Execution timed out	1074 ms	2084 KB	Time limit exceeded
75	Halted	0 ms	0 KB	-

답안 #700121

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 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
0 / 35.0