답안 #700080

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
700080	2023-02-18T15:46:21 Z	messiuuuuu	Bootfall (IZhO17_bootfall)	C++17	65 / 100	1000 ms	65012 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];
bool chk[MAXN][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 = 0; j <= sum; j++)
        {
            if (j >= a[i])
                add(dp[j], -dp[j - a[i]]);
            chk[i][j] = dp[j] > 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++)
    {
        int nsum = sum + i;
        bool kt = 0;
        for (int j = 1; j <= n; j++)
        {
            if ((nsum - a[j]) % 2 == 0 && chk[j][(nsum - a[j]) / 2])
                continue;
            kt = 1;
            break;
        }
        if (!kt)
            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:100:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  100 |         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	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 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	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	468 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	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	4 ms	852 KB	Output is correct
22	Correct	4 ms	852 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	8 ms	1216 KB	Output is correct
25	Correct	10 ms	1620 KB	Output is correct
26	Correct	13 ms	1748 KB	Output is correct
27	Correct	9 ms	1620 KB	Output is correct
28	Correct	8 ms	1748 KB	Output is correct
29	Correct	9 ms	1748 KB	Output is correct
30	Correct	8 ms	1236 KB	Output is correct
31	Correct	11 ms	1520 KB	Output is correct
32	Correct	14 ms	1292 KB	Output is correct
33	Correct	17 ms	1760 KB	Output is correct
34	Correct	17 ms	1748 KB	Output is correct
35	Correct	19 ms	1748 KB	Output is correct
36	Correct	8 ms	1236 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	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	4 ms	852 KB	Output is correct
22	Correct	4 ms	852 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	8 ms	1216 KB	Output is correct
25	Correct	10 ms	1620 KB	Output is correct
26	Correct	13 ms	1748 KB	Output is correct
27	Correct	9 ms	1620 KB	Output is correct
28	Correct	8 ms	1748 KB	Output is correct
29	Correct	9 ms	1748 KB	Output is correct
30	Correct	8 ms	1236 KB	Output is correct
31	Correct	11 ms	1520 KB	Output is correct
32	Correct	14 ms	1292 KB	Output is correct
33	Correct	17 ms	1760 KB	Output is correct
34	Correct	17 ms	1748 KB	Output is correct
35	Correct	19 ms	1748 KB	Output is correct
36	Correct	8 ms	1236 KB	Output is correct
37	Correct	62 ms	5200 KB	Output is correct
38	Correct	64 ms	5320 KB	Output is correct
39	Correct	69 ms	16584 KB	Output is correct
40	Correct	141 ms	10328 KB	Output is correct
41	Correct	113 ms	21028 KB	Output is correct
42	Correct	135 ms	9092 KB	Output is correct
43	Correct	207 ms	15096 KB	Output is correct
44	Correct	219 ms	15608 KB	Output is correct
45	Correct	229 ms	15800 KB	Output is correct
46	Correct	78 ms	9932 KB	Output is correct
47	Correct	124 ms	9700 KB	Output is correct
48	Correct	223 ms	16912 KB	Output is correct
49	Correct	144 ms	16688 KB	Output is correct
50	Correct	132 ms	9680 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	278 ms	20560 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	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	4 ms	852 KB	Output is correct
22	Correct	4 ms	852 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	8 ms	1216 KB	Output is correct
25	Correct	10 ms	1620 KB	Output is correct
26	Correct	13 ms	1748 KB	Output is correct
27	Correct	9 ms	1620 KB	Output is correct
28	Correct	8 ms	1748 KB	Output is correct
29	Correct	9 ms	1748 KB	Output is correct
30	Correct	8 ms	1236 KB	Output is correct
31	Correct	11 ms	1520 KB	Output is correct
32	Correct	14 ms	1292 KB	Output is correct
33	Correct	17 ms	1760 KB	Output is correct
34	Correct	17 ms	1748 KB	Output is correct
35	Correct	19 ms	1748 KB	Output is correct
36	Correct	8 ms	1236 KB	Output is correct
37	Correct	62 ms	5200 KB	Output is correct
38	Correct	64 ms	5320 KB	Output is correct
39	Correct	69 ms	16584 KB	Output is correct
40	Correct	141 ms	10328 KB	Output is correct
41	Correct	113 ms	21028 KB	Output is correct
42	Correct	135 ms	9092 KB	Output is correct
43	Correct	207 ms	15096 KB	Output is correct
44	Correct	219 ms	15608 KB	Output is correct
45	Correct	229 ms	15800 KB	Output is correct
46	Correct	78 ms	9932 KB	Output is correct
47	Correct	124 ms	9700 KB	Output is correct
48	Correct	223 ms	16912 KB	Output is correct
49	Correct	144 ms	16688 KB	Output is correct
50	Correct	132 ms	9680 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	278 ms	20560 KB	Output is correct
53	Correct	221 ms	15440 KB	Output is correct
54	Correct	306 ms	21452 KB	Output is correct
55	Correct	601 ms	40796 KB	Output is correct
56	Correct	357 ms	18848 KB	Output is correct
57	Correct	654 ms	42880 KB	Output is correct
58	Correct	354 ms	23348 KB	Output is correct
59	Correct	422 ms	28776 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	512 ms	32080 KB	Output is correct
62	Correct	547 ms	32548 KB	Output is correct
63	Correct	519 ms	35080 KB	Output is correct
64	Correct	522 ms	33996 KB	Output is correct
65	Correct	85 ms	16768 KB	Output is correct
66	Correct	114 ms	18008 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 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	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	4 ms	852 KB	Output is correct
22	Correct	4 ms	852 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	8 ms	1216 KB	Output is correct
25	Correct	10 ms	1620 KB	Output is correct
26	Correct	13 ms	1748 KB	Output is correct
27	Correct	9 ms	1620 KB	Output is correct
28	Correct	8 ms	1748 KB	Output is correct
29	Correct	9 ms	1748 KB	Output is correct
30	Correct	8 ms	1236 KB	Output is correct
31	Correct	11 ms	1520 KB	Output is correct
32	Correct	14 ms	1292 KB	Output is correct
33	Correct	17 ms	1760 KB	Output is correct
34	Correct	17 ms	1748 KB	Output is correct
35	Correct	19 ms	1748 KB	Output is correct
36	Correct	8 ms	1236 KB	Output is correct
37	Correct	62 ms	5200 KB	Output is correct
38	Correct	64 ms	5320 KB	Output is correct
39	Correct	69 ms	16584 KB	Output is correct
40	Correct	141 ms	10328 KB	Output is correct
41	Correct	113 ms	21028 KB	Output is correct
42	Correct	135 ms	9092 KB	Output is correct
43	Correct	207 ms	15096 KB	Output is correct
44	Correct	219 ms	15608 KB	Output is correct
45	Correct	229 ms	15800 KB	Output is correct
46	Correct	78 ms	9932 KB	Output is correct
47	Correct	124 ms	9700 KB	Output is correct
48	Correct	223 ms	16912 KB	Output is correct
49	Correct	144 ms	16688 KB	Output is correct
50	Correct	132 ms	9680 KB	Output is correct
51	Correct	1 ms	212 KB	Output is correct
52	Correct	278 ms	20560 KB	Output is correct
53	Correct	221 ms	15440 KB	Output is correct
54	Correct	306 ms	21452 KB	Output is correct
55	Correct	601 ms	40796 KB	Output is correct
56	Correct	357 ms	18848 KB	Output is correct
57	Correct	654 ms	42880 KB	Output is correct
58	Correct	354 ms	23348 KB	Output is correct
59	Correct	422 ms	28776 KB	Output is correct
60	Correct	1 ms	212 KB	Output is correct
61	Correct	512 ms	32080 KB	Output is correct
62	Correct	547 ms	32548 KB	Output is correct
63	Correct	519 ms	35080 KB	Output is correct
64	Correct	522 ms	33996 KB	Output is correct
65	Correct	85 ms	16768 KB	Output is correct
66	Correct	114 ms	18008 KB	Output is correct
67	Correct	507 ms	34124 KB	Output is correct
68	Correct	122 ms	800 KB	Output is correct
69	Execution timed out	1102 ms	65012 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

답안 #700080

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