답안 #38274 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38274	2018-01-03T10:29:37 Z	mirbek01	Bootfall (IZhO17_bootfall)	C++14	100 / 100	546 ms	5796 KB

bootfall

# include <bits/stdc++.h>

# define pb push_back
# define fr first
# define sc second
# define mk make_pair

using namespace std;

const long long linf = 1e18 + 7;
const int inf = 1e9 + 7;
const int N = 250005;

typedef long long ll;

int n, a[N], dp[N], cnt[N], s;
vector <int> ans;

int main(){
      dp[0] = 1;

      scanf("%d", &n);

      for(int i = 1; i <= n; i ++){
            scanf("%d", &a[i]);
            s += a[i];
      }

      for(int i = 1; i <= n; i ++)
            for(int j = s; j - a[i] >= 0; j --)
                  dp[j] += dp[j - a[i]];

      if(s % 2 || !dp[s / 2])
      {
            cout << 0 << endl;
            return 0;
      }

      for(int i = 1; i <= n; i ++){
            int ss = s - a[i];

            for(int j = 0; j <= ss; j ++)
                  dp[j + a[i]] = (dp[j + a[i]] - dp[j]);

            for(int j = ss / 2 + 1; j <= ss; j ++)
                  if(dp[j]) cnt[j * 2 - ss] ++;

            for(int j = ss; j >= 0; j --)
                  dp[j + a[i]] += dp[j];
      }

      for(int i = 1; i <= s; i ++)
             if(cnt[i] == n) ans.pb(i);

      printf("%d\n", ans.size());

      for(int i : ans)
            printf("%d ", i);
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:55:32: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=]
       printf("%d\n", ans.size());
                                ^
bootfall.cpp:22:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d", &n);
                      ^
bootfall.cpp:25:31: 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	메모리	Grader output
1	Correct	4944 KB	Output is correct
2	Correct	4944 KB	Output is correct
3	Correct	4944 KB	Output is correct
4	Correct	4944 KB	Output is correct
5	Correct	4944 KB	Output is correct
6	Correct	4944 KB	Output is correct
7	Correct	4944 KB	Output is correct
8	Correct	4944 KB	Output is correct
9	Correct	4944 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	메모리	Grader output
1	Correct	4944 KB	Output is correct
2	Correct	4944 KB	Output is correct
3	Correct	4944 KB	Output is correct
4	Correct	4944 KB	Output is correct
5	Correct	4944 KB	Output is correct
6	Correct	4944 KB	Output is correct
7	Correct	4944 KB	Output is correct
8	Correct	4944 KB	Output is correct
9	Correct	4944 KB	Output is correct
10	Correct	4944 KB	Output is correct
11	Correct	4944 KB	Output is correct
12	Correct	4944 KB	Output is correct
13	Correct	4944 KB	Output is correct
14	Correct	4944 KB	Output is correct
15	Correct	4944 KB	Output is correct
16	Correct	4944 KB	Output is correct
17	Correct	4944 KB	Output is correct
18	Correct	4944 KB	Output is correct
19	Correct	4944 KB	Output is correct
20	Correct	4944 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	4944 KB	Output is correct
2	Correct	0 ms	4944 KB	Output is correct
3	Correct	0 ms	4944 KB	Output is correct
4	Correct	0 ms	4944 KB	Output is correct
5	Correct	0 ms	4944 KB	Output is correct
6	Correct	0 ms	4944 KB	Output is correct
7	Correct	0 ms	4944 KB	Output is correct
8	Correct	0 ms	4944 KB	Output is correct
9	Correct	0 ms	4944 KB	Output is correct
10	Correct	0 ms	4944 KB	Output is correct
11	Correct	0 ms	4944 KB	Output is correct
12	Correct	0 ms	4944 KB	Output is correct
13	Correct	0 ms	4944 KB	Output is correct
14	Correct	0 ms	4944 KB	Output is correct
15	Correct	0 ms	4944 KB	Output is correct
16	Correct	0 ms	4944 KB	Output is correct
17	Correct	0 ms	4944 KB	Output is correct
18	Correct	0 ms	4944 KB	Output is correct
19	Correct	0 ms	4944 KB	Output is correct
20	Correct	0 ms	4944 KB	Output is correct
21	Correct	0 ms	4944 KB	Output is correct
22	Correct	0 ms	4944 KB	Output is correct
23	Correct	0 ms	4944 KB	Output is correct
24	Correct	0 ms	4944 KB	Output is correct
25	Correct	3 ms	4944 KB	Output is correct
26	Correct	3 ms	4944 KB	Output is correct
27	Correct	6 ms	4944 KB	Output is correct
28	Correct	3 ms	4944 KB	Output is correct
29	Correct	3 ms	4944 KB	Output is correct
30	Correct	3 ms	4944 KB	Output is correct
31	Correct	3 ms	4944 KB	Output is correct
32	Correct	3 ms	4944 KB	Output is correct
33	Correct	3 ms	4944 KB	Output is correct
34	Correct	3 ms	4944 KB	Output is correct
35	Correct	3 ms	4944 KB	Output is correct
36	Correct	0 ms	4944 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	4944 KB	Output is correct
2	Correct	0 ms	4944 KB	Output is correct
3	Correct	0 ms	4944 KB	Output is correct
4	Correct	0 ms	4944 KB	Output is correct
5	Correct	0 ms	4944 KB	Output is correct
6	Correct	0 ms	4944 KB	Output is correct
7	Correct	0 ms	4944 KB	Output is correct
8	Correct	0 ms	4944 KB	Output is correct
9	Correct	0 ms	4944 KB	Output is correct
10	Correct	0 ms	4944 KB	Output is correct
11	Correct	0 ms	4944 KB	Output is correct
12	Correct	0 ms	4944 KB	Output is correct
13	Correct	0 ms	4944 KB	Output is correct
14	Correct	0 ms	4944 KB	Output is correct
15	Correct	0 ms	4944 KB	Output is correct
16	Correct	0 ms	4944 KB	Output is correct
17	Correct	0 ms	4944 KB	Output is correct
18	Correct	0 ms	4944 KB	Output is correct
19	Correct	0 ms	4944 KB	Output is correct
20	Correct	0 ms	4944 KB	Output is correct
21	Correct	0 ms	4944 KB	Output is correct
22	Correct	0 ms	4944 KB	Output is correct
23	Correct	0 ms	4944 KB	Output is correct
24	Correct	0 ms	4944 KB	Output is correct
25	Correct	3 ms	4944 KB	Output is correct
26	Correct	3 ms	4944 KB	Output is correct
27	Correct	6 ms	4944 KB	Output is correct
28	Correct	3 ms	4944 KB	Output is correct
29	Correct	3 ms	4944 KB	Output is correct
30	Correct	3 ms	4944 KB	Output is correct
31	Correct	3 ms	4944 KB	Output is correct
32	Correct	3 ms	4944 KB	Output is correct
33	Correct	3 ms	4944 KB	Output is correct
34	Correct	3 ms	4944 KB	Output is correct
35	Correct	3 ms	4944 KB	Output is correct
36	Correct	0 ms	4944 KB	Output is correct
37	Correct	29 ms	5084 KB	Output is correct
38	Correct	16 ms	5084 KB	Output is correct
39	Correct	63 ms	4944 KB	Output is correct
40	Correct	39 ms	5084 KB	Output is correct
41	Correct	73 ms	4944 KB	Output is correct
42	Correct	29 ms	5084 KB	Output is correct
43	Correct	56 ms	5216 KB	Output is correct
44	Correct	59 ms	5216 KB	Output is correct
45	Correct	59 ms	5216 KB	Output is correct
46	Correct	33 ms	4944 KB	Output is correct
47	Correct	39 ms	5084 KB	Output is correct
48	Correct	69 ms	5216 KB	Output is correct
49	Correct	79 ms	5084 KB	Output is correct
50	Correct	33 ms	5084 KB	Output is correct
51	Correct	9 ms	4944 KB	Output is correct
52	Correct	79 ms	5216 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	4944 KB	Output is correct
2	Correct	0 ms	4944 KB	Output is correct
3	Correct	0 ms	4944 KB	Output is correct
4	Correct	0 ms	4944 KB	Output is correct
5	Correct	0 ms	4944 KB	Output is correct
6	Correct	0 ms	4944 KB	Output is correct
7	Correct	0 ms	4944 KB	Output is correct
8	Correct	0 ms	4944 KB	Output is correct
9	Correct	0 ms	4944 KB	Output is correct
10	Correct	0 ms	4944 KB	Output is correct
11	Correct	0 ms	4944 KB	Output is correct
12	Correct	0 ms	4944 KB	Output is correct
13	Correct	0 ms	4944 KB	Output is correct
14	Correct	0 ms	4944 KB	Output is correct
15	Correct	0 ms	4944 KB	Output is correct
16	Correct	0 ms	4944 KB	Output is correct
17	Correct	0 ms	4944 KB	Output is correct
18	Correct	0 ms	4944 KB	Output is correct
19	Correct	0 ms	4944 KB	Output is correct
20	Correct	0 ms	4944 KB	Output is correct
21	Correct	0 ms	4944 KB	Output is correct
22	Correct	0 ms	4944 KB	Output is correct
23	Correct	0 ms	4944 KB	Output is correct
24	Correct	0 ms	4944 KB	Output is correct
25	Correct	3 ms	4944 KB	Output is correct
26	Correct	3 ms	4944 KB	Output is correct
27	Correct	6 ms	4944 KB	Output is correct
28	Correct	3 ms	4944 KB	Output is correct
29	Correct	3 ms	4944 KB	Output is correct
30	Correct	3 ms	4944 KB	Output is correct
31	Correct	3 ms	4944 KB	Output is correct
32	Correct	3 ms	4944 KB	Output is correct
33	Correct	3 ms	4944 KB	Output is correct
34	Correct	3 ms	4944 KB	Output is correct
35	Correct	3 ms	4944 KB	Output is correct
36	Correct	0 ms	4944 KB	Output is correct
37	Correct	29 ms	5084 KB	Output is correct
38	Correct	16 ms	5084 KB	Output is correct
39	Correct	63 ms	4944 KB	Output is correct
40	Correct	39 ms	5084 KB	Output is correct
41	Correct	73 ms	4944 KB	Output is correct
42	Correct	29 ms	5084 KB	Output is correct
43	Correct	56 ms	5216 KB	Output is correct
44	Correct	59 ms	5216 KB	Output is correct
45	Correct	59 ms	5216 KB	Output is correct
46	Correct	33 ms	4944 KB	Output is correct
47	Correct	39 ms	5084 KB	Output is correct
48	Correct	69 ms	5216 KB	Output is correct
49	Correct	79 ms	5084 KB	Output is correct
50	Correct	33 ms	5084 KB	Output is correct
51	Correct	9 ms	4944 KB	Output is correct
52	Correct	79 ms	5216 KB	Output is correct
53	Correct	59 ms	5216 KB	Output is correct
54	Correct	79 ms	5216 KB	Output is correct
55	Correct	169 ms	5412 KB	Output is correct
56	Correct	76 ms	5216 KB	Output is correct
57	Correct	176 ms	5412 KB	Output is correct
58	Correct	96 ms	5216 KB	Output is correct
59	Correct	116 ms	5412 KB	Output is correct
60	Correct	26 ms	4944 KB	Output is correct
61	Correct	133 ms	5412 KB	Output is correct
62	Correct	126 ms	5412 KB	Output is correct
63	Correct	156 ms	5412 KB	Output is correct
64	Correct	136 ms	5412 KB	Output is correct
65	Correct	73 ms	4944 KB	Output is correct
66	Correct	66 ms	5084 KB	Output is correct

Subtask #6
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	4944 KB	Output is correct
2	Correct	0 ms	4944 KB	Output is correct
3	Correct	0 ms	4944 KB	Output is correct
4	Correct	0 ms	4944 KB	Output is correct
5	Correct	0 ms	4944 KB	Output is correct
6	Correct	0 ms	4944 KB	Output is correct
7	Correct	0 ms	4944 KB	Output is correct
8	Correct	0 ms	4944 KB	Output is correct
9	Correct	0 ms	4944 KB	Output is correct
10	Correct	0 ms	4944 KB	Output is correct
11	Correct	0 ms	4944 KB	Output is correct
12	Correct	0 ms	4944 KB	Output is correct
13	Correct	0 ms	4944 KB	Output is correct
14	Correct	0 ms	4944 KB	Output is correct
15	Correct	0 ms	4944 KB	Output is correct
16	Correct	0 ms	4944 KB	Output is correct
17	Correct	0 ms	4944 KB	Output is correct
18	Correct	0 ms	4944 KB	Output is correct
19	Correct	0 ms	4944 KB	Output is correct
20	Correct	0 ms	4944 KB	Output is correct
21	Correct	0 ms	4944 KB	Output is correct
22	Correct	0 ms	4944 KB	Output is correct
23	Correct	0 ms	4944 KB	Output is correct
24	Correct	0 ms	4944 KB	Output is correct
25	Correct	3 ms	4944 KB	Output is correct
26	Correct	3 ms	4944 KB	Output is correct
27	Correct	6 ms	4944 KB	Output is correct
28	Correct	3 ms	4944 KB	Output is correct
29	Correct	3 ms	4944 KB	Output is correct
30	Correct	3 ms	4944 KB	Output is correct
31	Correct	3 ms	4944 KB	Output is correct
32	Correct	3 ms	4944 KB	Output is correct
33	Correct	3 ms	4944 KB	Output is correct
34	Correct	3 ms	4944 KB	Output is correct
35	Correct	3 ms	4944 KB	Output is correct
36	Correct	0 ms	4944 KB	Output is correct
37	Correct	29 ms	5084 KB	Output is correct
38	Correct	16 ms	5084 KB	Output is correct
39	Correct	63 ms	4944 KB	Output is correct
40	Correct	39 ms	5084 KB	Output is correct
41	Correct	73 ms	4944 KB	Output is correct
42	Correct	29 ms	5084 KB	Output is correct
43	Correct	56 ms	5216 KB	Output is correct
44	Correct	59 ms	5216 KB	Output is correct
45	Correct	59 ms	5216 KB	Output is correct
46	Correct	33 ms	4944 KB	Output is correct
47	Correct	39 ms	5084 KB	Output is correct
48	Correct	69 ms	5216 KB	Output is correct
49	Correct	79 ms	5084 KB	Output is correct
50	Correct	33 ms	5084 KB	Output is correct
51	Correct	9 ms	4944 KB	Output is correct
52	Correct	79 ms	5216 KB	Output is correct
53	Correct	59 ms	5216 KB	Output is correct
54	Correct	79 ms	5216 KB	Output is correct
55	Correct	169 ms	5412 KB	Output is correct
56	Correct	76 ms	5216 KB	Output is correct
57	Correct	176 ms	5412 KB	Output is correct
58	Correct	96 ms	5216 KB	Output is correct
59	Correct	116 ms	5412 KB	Output is correct
60	Correct	26 ms	4944 KB	Output is correct
61	Correct	133 ms	5412 KB	Output is correct
62	Correct	126 ms	5412 KB	Output is correct
63	Correct	156 ms	5412 KB	Output is correct
64	Correct	136 ms	5412 KB	Output is correct
65	Correct	73 ms	4944 KB	Output is correct
66	Correct	66 ms	5084 KB	Output is correct
67	Correct	146 ms	5412 KB	Output is correct
68	Correct	86 ms	4944 KB	Output is correct
69	Correct	486 ms	5796 KB	Output is correct
70	Correct	263 ms	5412 KB	Output is correct
71	Correct	279 ms	5412 KB	Output is correct
72	Correct	259 ms	4944 KB	Output is correct
73	Correct	273 ms	4944 KB	Output is correct
74	Correct	499 ms	5796 KB	Output is correct
75	Correct	403 ms	5796 KB	Output is correct
76	Correct	543 ms	5796 KB	Output is correct
77	Correct	546 ms	5796 KB	Output is correct

답안 #38274

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