답안 #700109

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
700109	2023-02-18T16:06:32 Z	messiuuuuu	Bootfall (IZhO17_bootfall)	C++17	65 / 100	1000 ms	3220 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];

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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	1 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	212 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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	1 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	212 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	2 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	340 KB	Output is correct
25	Correct	6 ms	340 KB	Output is correct
26	Correct	7 ms	364 KB	Output is correct
27	Correct	7 ms	400 KB	Output is correct
28	Correct	5 ms	408 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	340 KB	Output is correct
32	Correct	5 ms	340 KB	Output is correct
33	Correct	4 ms	340 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	5 ms	340 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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	1 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	212 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	2 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	340 KB	Output is correct
25	Correct	6 ms	340 KB	Output is correct
26	Correct	7 ms	364 KB	Output is correct
27	Correct	7 ms	400 KB	Output is correct
28	Correct	5 ms	408 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	340 KB	Output is correct
32	Correct	5 ms	340 KB	Output is correct
33	Correct	4 ms	340 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	5 ms	340 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	37 ms	604 KB	Output is correct
38	Correct	38 ms	588 KB	Output is correct
39	Correct	53 ms	788 KB	Output is correct
40	Correct	84 ms	696 KB	Output is correct
41	Correct	69 ms	872 KB	Output is correct
42	Correct	72 ms	676 KB	Output is correct
43	Correct	122 ms	1128 KB	Output is correct
44	Correct	129 ms	1176 KB	Output is correct
45	Correct	131 ms	1180 KB	Output is correct
46	Correct	52 ms	468 KB	Output is correct
47	Correct	78 ms	824 KB	Output is correct
48	Correct	116 ms	1052 KB	Output is correct
49	Correct	91 ms	812 KB	Output is correct
50	Correct	88 ms	716 KB	Output is correct
51	Correct	0 ms	340 KB	Output is correct
52	Correct	177 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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	1 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	212 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	2 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	340 KB	Output is correct
25	Correct	6 ms	340 KB	Output is correct
26	Correct	7 ms	364 KB	Output is correct
27	Correct	7 ms	400 KB	Output is correct
28	Correct	5 ms	408 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	340 KB	Output is correct
32	Correct	5 ms	340 KB	Output is correct
33	Correct	4 ms	340 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	5 ms	340 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	37 ms	604 KB	Output is correct
38	Correct	38 ms	588 KB	Output is correct
39	Correct	53 ms	788 KB	Output is correct
40	Correct	84 ms	696 KB	Output is correct
41	Correct	69 ms	872 KB	Output is correct
42	Correct	72 ms	676 KB	Output is correct
43	Correct	122 ms	1128 KB	Output is correct
44	Correct	129 ms	1176 KB	Output is correct
45	Correct	131 ms	1180 KB	Output is correct
46	Correct	52 ms	468 KB	Output is correct
47	Correct	78 ms	824 KB	Output is correct
48	Correct	116 ms	1052 KB	Output is correct
49	Correct	91 ms	812 KB	Output is correct
50	Correct	88 ms	716 KB	Output is correct
51	Correct	0 ms	340 KB	Output is correct
52	Correct	177 ms	1244 KB	Output is correct
53	Correct	129 ms	1012 KB	Output is correct
54	Correct	206 ms	1132 KB	Output is correct
55	Correct	339 ms	1780 KB	Output is correct
56	Correct	161 ms	1132 KB	Output is correct
57	Correct	366 ms	1792 KB	Output is correct
58	Correct	200 ms	1108 KB	Output is correct
59	Correct	270 ms	1360 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	277 ms	1488 KB	Output is correct
62	Correct	302 ms	1568 KB	Output is correct
63	Correct	306 ms	1636 KB	Output is correct
64	Correct	295 ms	1736 KB	Output is correct
65	Correct	55 ms	684 KB	Output is correct
66	Correct	73 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	0 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	1 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	212 KB	Output is correct
21	Correct	2 ms	340 KB	Output is correct
22	Correct	2 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	4 ms	340 KB	Output is correct
25	Correct	6 ms	340 KB	Output is correct
26	Correct	7 ms	364 KB	Output is correct
27	Correct	7 ms	400 KB	Output is correct
28	Correct	5 ms	408 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	340 KB	Output is correct
32	Correct	5 ms	340 KB	Output is correct
33	Correct	4 ms	340 KB	Output is correct
34	Correct	4 ms	340 KB	Output is correct
35	Correct	5 ms	340 KB	Output is correct
36	Correct	5 ms	340 KB	Output is correct
37	Correct	37 ms	604 KB	Output is correct
38	Correct	38 ms	588 KB	Output is correct
39	Correct	53 ms	788 KB	Output is correct
40	Correct	84 ms	696 KB	Output is correct
41	Correct	69 ms	872 KB	Output is correct
42	Correct	72 ms	676 KB	Output is correct
43	Correct	122 ms	1128 KB	Output is correct
44	Correct	129 ms	1176 KB	Output is correct
45	Correct	131 ms	1180 KB	Output is correct
46	Correct	52 ms	468 KB	Output is correct
47	Correct	78 ms	824 KB	Output is correct
48	Correct	116 ms	1052 KB	Output is correct
49	Correct	91 ms	812 KB	Output is correct
50	Correct	88 ms	716 KB	Output is correct
51	Correct	0 ms	340 KB	Output is correct
52	Correct	177 ms	1244 KB	Output is correct
53	Correct	129 ms	1012 KB	Output is correct
54	Correct	206 ms	1132 KB	Output is correct
55	Correct	339 ms	1780 KB	Output is correct
56	Correct	161 ms	1132 KB	Output is correct
57	Correct	366 ms	1792 KB	Output is correct
58	Correct	200 ms	1108 KB	Output is correct
59	Correct	270 ms	1360 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	277 ms	1488 KB	Output is correct
62	Correct	302 ms	1568 KB	Output is correct
63	Correct	306 ms	1636 KB	Output is correct
64	Correct	295 ms	1736 KB	Output is correct
65	Correct	55 ms	684 KB	Output is correct
66	Correct	73 ms	724 KB	Output is correct
67	Correct	285 ms	1520 KB	Output is correct
68	Correct	119 ms	724 KB	Output is correct
69	Correct	969 ms	3120 KB	Output is correct
70	Correct	603 ms	2088 KB	Output is correct
71	Correct	589 ms	2060 KB	Output is correct
72	Correct	586 ms	1184 KB	Output is correct
73	Correct	589 ms	1324 KB	Output is correct
74	Execution timed out	1035 ms	3220 KB	Time limit exceeded
75	Halted	0 ms	0 KB	-

답안 #700109

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