답안 #700128

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
700128	2023-02-18T16:37:01 Z	messiuuuuu	Bootfall (IZhO17_bootfall)	C++14	100 / 100	415 ms	3440 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 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--)
        {
            dp[j] += dp[j - a[i]];
            if (dp[j] >= MOD)
                dp[j] -= MOD;
        }
    }
    if (!dp[sum / 2])
    {
        cout << 0;
        return;
    }

    for (int i = 1; i <= n; i++)
    {
        for (int j = a[i]; j <= sum; j++)
        {
            dp[j] -= dp[j - a[i]];
            if (dp[j] < 0)
                dp[j] += MOD;
        }
        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--)
        {
            dp[j] += dp[j - a[i]];
            if (dp[j] >= MOD)
                dp[j] -= MOD;
        }
    }

    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:88:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   88 |         freopen(task".INP","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 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	340 KB	Output is correct
5	Correct	1 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	340 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	340 KB	Output is correct
5	Correct	1 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	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 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	340 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	340 KB	Output is correct
5	Correct	1 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	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 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	1 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	2 ms	340 KB	Output is correct
25	Correct	4 ms	340 KB	Output is correct
26	Correct	4 ms	340 KB	Output is correct
27	Correct	6 ms	340 KB	Output is correct
28	Correct	4 ms	340 KB	Output is correct
29	Correct	4 ms	340 KB	Output is correct
30	Correct	2 ms	340 KB	Output is correct
31	Correct	4 ms	340 KB	Output is correct
32	Correct	2 ms	340 KB	Output is correct
33	Correct	4 ms	408 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	4 ms	340 KB	Output is correct
36	Correct	3 ms	340 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 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	340 KB	Output is correct
5	Correct	1 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	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 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	1 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	2 ms	340 KB	Output is correct
25	Correct	4 ms	340 KB	Output is correct
26	Correct	4 ms	340 KB	Output is correct
27	Correct	6 ms	340 KB	Output is correct
28	Correct	4 ms	340 KB	Output is correct
29	Correct	4 ms	340 KB	Output is correct
30	Correct	2 ms	340 KB	Output is correct
31	Correct	4 ms	340 KB	Output is correct
32	Correct	2 ms	340 KB	Output is correct
33	Correct	4 ms	408 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	4 ms	340 KB	Output is correct
36	Correct	3 ms	340 KB	Output is correct
37	Correct	15 ms	596 KB	Output is correct
38	Correct	15 ms	596 KB	Output is correct
39	Correct	51 ms	792 KB	Output is correct
40	Correct	36 ms	712 KB	Output is correct
41	Correct	66 ms	876 KB	Output is correct
42	Correct	27 ms	716 KB	Output is correct
43	Correct	52 ms	1036 KB	Output is correct
44	Correct	48 ms	1044 KB	Output is correct
45	Correct	49 ms	1044 KB	Output is correct
46	Correct	28 ms	576 KB	Output is correct
47	Correct	29 ms	724 KB	Output is correct
48	Correct	54 ms	1048 KB	Output is correct
49	Correct	59 ms	788 KB	Output is correct
50	Correct	29 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	65 ms	1240 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 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	340 KB	Output is correct
5	Correct	1 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	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 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	1 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	2 ms	340 KB	Output is correct
25	Correct	4 ms	340 KB	Output is correct
26	Correct	4 ms	340 KB	Output is correct
27	Correct	6 ms	340 KB	Output is correct
28	Correct	4 ms	340 KB	Output is correct
29	Correct	4 ms	340 KB	Output is correct
30	Correct	2 ms	340 KB	Output is correct
31	Correct	4 ms	340 KB	Output is correct
32	Correct	2 ms	340 KB	Output is correct
33	Correct	4 ms	408 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	4 ms	340 KB	Output is correct
36	Correct	3 ms	340 KB	Output is correct
37	Correct	15 ms	596 KB	Output is correct
38	Correct	15 ms	596 KB	Output is correct
39	Correct	51 ms	792 KB	Output is correct
40	Correct	36 ms	712 KB	Output is correct
41	Correct	66 ms	876 KB	Output is correct
42	Correct	27 ms	716 KB	Output is correct
43	Correct	52 ms	1036 KB	Output is correct
44	Correct	48 ms	1044 KB	Output is correct
45	Correct	49 ms	1044 KB	Output is correct
46	Correct	28 ms	576 KB	Output is correct
47	Correct	29 ms	724 KB	Output is correct
48	Correct	54 ms	1048 KB	Output is correct
49	Correct	59 ms	788 KB	Output is correct
50	Correct	29 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	65 ms	1240 KB	Output is correct
53	Correct	49 ms	920 KB	Output is correct
54	Correct	75 ms	1132 KB	Output is correct
55	Correct	133 ms	1744 KB	Output is correct
56	Correct	58 ms	1136 KB	Output is correct
57	Correct	139 ms	1868 KB	Output is correct
58	Correct	76 ms	1108 KB	Output is correct
59	Correct	91 ms	1296 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	109 ms	1512 KB	Output is correct
62	Correct	106 ms	1576 KB	Output is correct
63	Correct	114 ms	1744 KB	Output is correct
64	Correct	121 ms	1628 KB	Output is correct
65	Correct	50 ms	692 KB	Output is correct
66	Correct	56 ms	728 KB	Output is correct

Subtask #6
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 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	340 KB	Output is correct
5	Correct	1 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	1 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	1 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 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	1 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	2 ms	340 KB	Output is correct
25	Correct	4 ms	340 KB	Output is correct
26	Correct	4 ms	340 KB	Output is correct
27	Correct	6 ms	340 KB	Output is correct
28	Correct	4 ms	340 KB	Output is correct
29	Correct	4 ms	340 KB	Output is correct
30	Correct	2 ms	340 KB	Output is correct
31	Correct	4 ms	340 KB	Output is correct
32	Correct	2 ms	340 KB	Output is correct
33	Correct	4 ms	408 KB	Output is correct
34	Correct	4 ms	408 KB	Output is correct
35	Correct	4 ms	340 KB	Output is correct
36	Correct	3 ms	340 KB	Output is correct
37	Correct	15 ms	596 KB	Output is correct
38	Correct	15 ms	596 KB	Output is correct
39	Correct	51 ms	792 KB	Output is correct
40	Correct	36 ms	712 KB	Output is correct
41	Correct	66 ms	876 KB	Output is correct
42	Correct	27 ms	716 KB	Output is correct
43	Correct	52 ms	1036 KB	Output is correct
44	Correct	48 ms	1044 KB	Output is correct
45	Correct	49 ms	1044 KB	Output is correct
46	Correct	28 ms	576 KB	Output is correct
47	Correct	29 ms	724 KB	Output is correct
48	Correct	54 ms	1048 KB	Output is correct
49	Correct	59 ms	788 KB	Output is correct
50	Correct	29 ms	724 KB	Output is correct
51	Correct	0 ms	212 KB	Output is correct
52	Correct	65 ms	1240 KB	Output is correct
53	Correct	49 ms	920 KB	Output is correct
54	Correct	75 ms	1132 KB	Output is correct
55	Correct	133 ms	1744 KB	Output is correct
56	Correct	58 ms	1136 KB	Output is correct
57	Correct	139 ms	1868 KB	Output is correct
58	Correct	76 ms	1108 KB	Output is correct
59	Correct	91 ms	1296 KB	Output is correct
60	Correct	0 ms	212 KB	Output is correct
61	Correct	109 ms	1512 KB	Output is correct
62	Correct	106 ms	1576 KB	Output is correct
63	Correct	114 ms	1744 KB	Output is correct
64	Correct	121 ms	1628 KB	Output is correct
65	Correct	50 ms	692 KB	Output is correct
66	Correct	56 ms	728 KB	Output is correct
67	Correct	110 ms	1360 KB	Output is correct
68	Correct	65 ms	792 KB	Output is correct
69	Correct	359 ms	3088 KB	Output is correct
70	Correct	219 ms	2128 KB	Output is correct
71	Correct	214 ms	2052 KB	Output is correct
72	Correct	211 ms	1232 KB	Output is correct
73	Correct	207 ms	1320 KB	Output is correct
74	Correct	381 ms	3244 KB	Output is correct
75	Correct	286 ms	2608 KB	Output is correct
76	Correct	415 ms	3440 KB	Output is correct
77	Correct	411 ms	3420 KB	Output is correct

답안 #700128

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 35.0 / 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
35.0 / 35.0