답안 #38275 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38275	2018-01-03T10:38:38 Z	Just_Solve_The_Problem	Bootfall (IZhO17_bootfall)	C++11	100 / 100	359 ms	4116 KB

bootfall

#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define ok puts("ok");

const int NN = 505;
const int N = NN * NN;

int a[NN];
int dp[N];
bool used[NN], can[N];
int sum;

void add (int v) {
    for (int i = sum; i >= 0; i--) {
        dp[i + v] += dp[i];
    }
    sum += v;
}

void del (int v) {
    sum -= v;
    for (int i = 0; i <= sum; i++) {
        dp[i + v] -= dp[i];
    }
}

main () {
    int n; scanf ("%d", &n);
    dp[0] = 1;
    for (int i = 1; i <= n; i++) {
        scanf ("%d", a + i);
        add(a[i]);
    }
    if ((sum & 1) || !dp[sum / 2]) {
        puts("0");
        return 0;
    }
    for (int i = 0; i < N; i++) can[i] = 1;
    for (int i = 1; i <= n; i++) {
        if (used[a[i]]) continue;
        used[a[i]] = 1;
        del(a[i]);
        for (int j = 0; j < N; j++) {
            if (((sum + j) & 1) || !dp[(sum + j) / 2]) {
                can[j] = 0;
            }
        }
        add(a[i]);
    }
    vector < int > ans;
    for (int i = 0; i < N; i++) {
        if (can[i]) {
            ans.pb(i);
        }
    }
    cout << ans.size() << endl;
    for (int to : ans) {
        cout << to << ' ';
    }
}

Compilation message

bootfall.cpp:30:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
bootfall.cpp: In function 'int main()':
bootfall.cpp:31:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int n; scanf ("%d", &n);
                            ^
bootfall.cpp:34:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf ("%d", a + i);
                            ^

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct
10	Correct	0 ms	3264 KB	Output is correct
11	Correct	3 ms	3264 KB	Output is correct
12	Correct	3 ms	3264 KB	Output is correct
13	Correct	6 ms	3264 KB	Output is correct
14	Correct	3 ms	3264 KB	Output is correct
15	Correct	3 ms	3264 KB	Output is correct
16	Correct	6 ms	3264 KB	Output is correct
17	Correct	3 ms	3264 KB	Output is correct
18	Correct	3 ms	3264 KB	Output is correct
19	Correct	9 ms	3264 KB	Output is correct
20	Correct	0 ms	3264 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct
10	Correct	0 ms	3264 KB	Output is correct
11	Correct	3 ms	3264 KB	Output is correct
12	Correct	3 ms	3264 KB	Output is correct
13	Correct	6 ms	3264 KB	Output is correct
14	Correct	3 ms	3264 KB	Output is correct
15	Correct	3 ms	3264 KB	Output is correct
16	Correct	6 ms	3264 KB	Output is correct
17	Correct	3 ms	3264 KB	Output is correct
18	Correct	3 ms	3264 KB	Output is correct
19	Correct	9 ms	3264 KB	Output is correct
20	Correct	0 ms	3264 KB	Output is correct
21	Correct	13 ms	3264 KB	Output is correct
22	Correct	13 ms	3264 KB	Output is correct
23	Correct	9 ms	3264 KB	Output is correct
24	Correct	13 ms	3264 KB	Output is correct
25	Correct	3 ms	3264 KB	Output is correct
26	Correct	6 ms	3264 KB	Output is correct
27	Correct	3 ms	3264 KB	Output is correct
28	Correct	3 ms	3264 KB	Output is correct
29	Correct	3 ms	3264 KB	Output is correct
30	Correct	23 ms	3264 KB	Output is correct
31	Correct	9 ms	3264 KB	Output is correct
32	Correct	23 ms	3264 KB	Output is correct
33	Correct	0 ms	3264 KB	Output is correct
34	Correct	0 ms	3264 KB	Output is correct
35	Correct	3 ms	3264 KB	Output is correct
36	Correct	16 ms	3264 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct
10	Correct	0 ms	3264 KB	Output is correct
11	Correct	3 ms	3264 KB	Output is correct
12	Correct	3 ms	3264 KB	Output is correct
13	Correct	6 ms	3264 KB	Output is correct
14	Correct	3 ms	3264 KB	Output is correct
15	Correct	3 ms	3264 KB	Output is correct
16	Correct	6 ms	3264 KB	Output is correct
17	Correct	3 ms	3264 KB	Output is correct
18	Correct	3 ms	3264 KB	Output is correct
19	Correct	9 ms	3264 KB	Output is correct
20	Correct	0 ms	3264 KB	Output is correct
21	Correct	13 ms	3264 KB	Output is correct
22	Correct	13 ms	3264 KB	Output is correct
23	Correct	9 ms	3264 KB	Output is correct
24	Correct	13 ms	3264 KB	Output is correct
25	Correct	3 ms	3264 KB	Output is correct
26	Correct	6 ms	3264 KB	Output is correct
27	Correct	3 ms	3264 KB	Output is correct
28	Correct	3 ms	3264 KB	Output is correct
29	Correct	3 ms	3264 KB	Output is correct
30	Correct	23 ms	3264 KB	Output is correct
31	Correct	9 ms	3264 KB	Output is correct
32	Correct	23 ms	3264 KB	Output is correct
33	Correct	0 ms	3264 KB	Output is correct
34	Correct	0 ms	3264 KB	Output is correct
35	Correct	3 ms	3264 KB	Output is correct
36	Correct	16 ms	3264 KB	Output is correct
37	Correct	19 ms	3404 KB	Output is correct
38	Correct	23 ms	3404 KB	Output is correct
39	Correct	13 ms	3264 KB	Output is correct
40	Correct	66 ms	3404 KB	Output is correct
41	Correct	13 ms	3264 KB	Output is correct
42	Correct	46 ms	3404 KB	Output is correct
43	Correct	19 ms	3536 KB	Output is correct
44	Correct	19 ms	3536 KB	Output is correct
45	Correct	26 ms	3536 KB	Output is correct
46	Correct	56 ms	3264 KB	Output is correct
47	Correct	56 ms	3404 KB	Output is correct
48	Correct	16 ms	3536 KB	Output is correct
49	Correct	9 ms	3404 KB	Output is correct
50	Correct	59 ms	3404 KB	Output is correct
51	Correct	3 ms	3264 KB	Output is correct
52	Correct	33 ms	3536 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct
10	Correct	0 ms	3264 KB	Output is correct
11	Correct	3 ms	3264 KB	Output is correct
12	Correct	3 ms	3264 KB	Output is correct
13	Correct	6 ms	3264 KB	Output is correct
14	Correct	3 ms	3264 KB	Output is correct
15	Correct	3 ms	3264 KB	Output is correct
16	Correct	6 ms	3264 KB	Output is correct
17	Correct	3 ms	3264 KB	Output is correct
18	Correct	3 ms	3264 KB	Output is correct
19	Correct	9 ms	3264 KB	Output is correct
20	Correct	0 ms	3264 KB	Output is correct
21	Correct	13 ms	3264 KB	Output is correct
22	Correct	13 ms	3264 KB	Output is correct
23	Correct	9 ms	3264 KB	Output is correct
24	Correct	13 ms	3264 KB	Output is correct
25	Correct	3 ms	3264 KB	Output is correct
26	Correct	6 ms	3264 KB	Output is correct
27	Correct	3 ms	3264 KB	Output is correct
28	Correct	3 ms	3264 KB	Output is correct
29	Correct	3 ms	3264 KB	Output is correct
30	Correct	23 ms	3264 KB	Output is correct
31	Correct	9 ms	3264 KB	Output is correct
32	Correct	23 ms	3264 KB	Output is correct
33	Correct	0 ms	3264 KB	Output is correct
34	Correct	0 ms	3264 KB	Output is correct
35	Correct	3 ms	3264 KB	Output is correct
36	Correct	16 ms	3264 KB	Output is correct
37	Correct	19 ms	3404 KB	Output is correct
38	Correct	23 ms	3404 KB	Output is correct
39	Correct	13 ms	3264 KB	Output is correct
40	Correct	66 ms	3404 KB	Output is correct
41	Correct	13 ms	3264 KB	Output is correct
42	Correct	46 ms	3404 KB	Output is correct
43	Correct	19 ms	3536 KB	Output is correct
44	Correct	19 ms	3536 KB	Output is correct
45	Correct	26 ms	3536 KB	Output is correct
46	Correct	56 ms	3264 KB	Output is correct
47	Correct	56 ms	3404 KB	Output is correct
48	Correct	16 ms	3536 KB	Output is correct
49	Correct	9 ms	3404 KB	Output is correct
50	Correct	59 ms	3404 KB	Output is correct
51	Correct	3 ms	3264 KB	Output is correct
52	Correct	33 ms	3536 KB	Output is correct
53	Correct	63 ms	3536 KB	Output is correct
54	Correct	73 ms	3536 KB	Output is correct
55	Correct	29 ms	3732 KB	Output is correct
56	Correct	89 ms	3536 KB	Output is correct
57	Correct	49 ms	3732 KB	Output is correct
58	Correct	99 ms	3536 KB	Output is correct
59	Correct	83 ms	3732 KB	Output is correct
60	Correct	16 ms	3264 KB	Output is correct
61	Correct	89 ms	3732 KB	Output is correct
62	Correct	53 ms	3732 KB	Output is correct
63	Correct	53 ms	3732 KB	Output is correct
64	Correct	43 ms	3732 KB	Output is correct
65	Correct	13 ms	3264 KB	Output is correct
66	Correct	29 ms	3404 KB	Output is correct

Subtask #6
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	3264 KB	Output is correct
2	Correct	3 ms	3264 KB	Output is correct
3	Correct	0 ms	3264 KB	Output is correct
4	Correct	0 ms	3264 KB	Output is correct
5	Correct	6 ms	3264 KB	Output is correct
6	Correct	0 ms	3264 KB	Output is correct
7	Correct	3 ms	3264 KB	Output is correct
8	Correct	3 ms	3264 KB	Output is correct
9	Correct	3 ms	3264 KB	Output is correct
10	Correct	0 ms	3264 KB	Output is correct
11	Correct	3 ms	3264 KB	Output is correct
12	Correct	3 ms	3264 KB	Output is correct
13	Correct	6 ms	3264 KB	Output is correct
14	Correct	3 ms	3264 KB	Output is correct
15	Correct	3 ms	3264 KB	Output is correct
16	Correct	6 ms	3264 KB	Output is correct
17	Correct	3 ms	3264 KB	Output is correct
18	Correct	3 ms	3264 KB	Output is correct
19	Correct	9 ms	3264 KB	Output is correct
20	Correct	0 ms	3264 KB	Output is correct
21	Correct	13 ms	3264 KB	Output is correct
22	Correct	13 ms	3264 KB	Output is correct
23	Correct	9 ms	3264 KB	Output is correct
24	Correct	13 ms	3264 KB	Output is correct
25	Correct	3 ms	3264 KB	Output is correct
26	Correct	6 ms	3264 KB	Output is correct
27	Correct	3 ms	3264 KB	Output is correct
28	Correct	3 ms	3264 KB	Output is correct
29	Correct	3 ms	3264 KB	Output is correct
30	Correct	23 ms	3264 KB	Output is correct
31	Correct	9 ms	3264 KB	Output is correct
32	Correct	23 ms	3264 KB	Output is correct
33	Correct	0 ms	3264 KB	Output is correct
34	Correct	0 ms	3264 KB	Output is correct
35	Correct	3 ms	3264 KB	Output is correct
36	Correct	16 ms	3264 KB	Output is correct
37	Correct	19 ms	3404 KB	Output is correct
38	Correct	23 ms	3404 KB	Output is correct
39	Correct	13 ms	3264 KB	Output is correct
40	Correct	66 ms	3404 KB	Output is correct
41	Correct	13 ms	3264 KB	Output is correct
42	Correct	46 ms	3404 KB	Output is correct
43	Correct	19 ms	3536 KB	Output is correct
44	Correct	19 ms	3536 KB	Output is correct
45	Correct	26 ms	3536 KB	Output is correct
46	Correct	56 ms	3264 KB	Output is correct
47	Correct	56 ms	3404 KB	Output is correct
48	Correct	16 ms	3536 KB	Output is correct
49	Correct	9 ms	3404 KB	Output is correct
50	Correct	59 ms	3404 KB	Output is correct
51	Correct	3 ms	3264 KB	Output is correct
52	Correct	33 ms	3536 KB	Output is correct
53	Correct	63 ms	3536 KB	Output is correct
54	Correct	73 ms	3536 KB	Output is correct
55	Correct	29 ms	3732 KB	Output is correct
56	Correct	89 ms	3536 KB	Output is correct
57	Correct	49 ms	3732 KB	Output is correct
58	Correct	99 ms	3536 KB	Output is correct
59	Correct	83 ms	3732 KB	Output is correct
60	Correct	16 ms	3264 KB	Output is correct
61	Correct	89 ms	3732 KB	Output is correct
62	Correct	53 ms	3732 KB	Output is correct
63	Correct	53 ms	3732 KB	Output is correct
64	Correct	43 ms	3732 KB	Output is correct
65	Correct	13 ms	3264 KB	Output is correct
66	Correct	29 ms	3404 KB	Output is correct
67	Correct	116 ms	3732 KB	Output is correct
68	Correct	39 ms	3264 KB	Output is correct
69	Correct	106 ms	4116 KB	Output is correct
70	Correct	216 ms	3732 KB	Output is correct
71	Correct	189 ms	3732 KB	Output is correct
72	Correct	319 ms	3264 KB	Output is correct
73	Correct	359 ms	3264 KB	Output is correct
74	Correct	129 ms	4116 KB	Output is correct
75	Correct	163 ms	4116 KB	Output is correct
76	Correct	106 ms	4116 KB	Output is correct
77	Correct	146 ms	4116 KB	Output is correct

답안 #38275

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